Swagger parser update: 2.0.8-OpenAPITools.org-1 (#1721)

* Update Swagger-Parser Version

* Update samples

* surpress javadoc warning

* fix TS tests

* Set version to 2.0.8-OpenAPITools.org-1

samples/client/petstore/java/feign/src/main/java/org/openapitools/client/api/AnotherFakeApi.java

@@ -18,7 +18,7 @@ public interface AnotherFakeApi extends ApiClient.Api {
   /**
    * To test special tags
    * To test special tags and operation ID starting with number
-   * @param client client model (required)
+   * @param body client model (required)
    * @return Client
    */
   @RequestLine("PATCH /another-fake/dummy")
@@ -26,5 +26,5 @@ public interface AnotherFakeApi extends ApiClient.Api {
     "Content-Type: application/json",
     "Accept: application/json",
   })
-  Client call123testSpecialTags(Client client);
+  Client call123testSpecialTags(Client body);
 }

samples/client/petstore/java/feign/src/main/java/org/openapitools/client/api/FakeApi.java

@@ -38,7 +38,7 @@ public interface FakeApi extends ApiClient.Api {
   /**
    * 
    * Test serialization of object with outer number type
-   * @param outerComposite Input composite as post body (optional)
+   * @param body Input composite as post body (optional)
    * @return OuterComposite
    */
   @RequestLine("POST /fake/outer/composite")
@@ -46,7 +46,7 @@ public interface FakeApi extends ApiClient.Api {
     "Content-Type: */*",
     "Accept: */*",
   })
-  OuterComposite fakeOuterCompositeSerialize(OuterComposite outerComposite);
+  OuterComposite fakeOuterCompositeSerialize(OuterComposite body);
 
   /**
    * 
@@ -77,27 +77,27 @@ public interface FakeApi extends ApiClient.Api {
   /**
    * 
    * For this test, the body for this request much reference a schema named `File`.
-   * @param fileSchemaTestClass  (required)
+   * @param body  (required)
    */
   @RequestLine("PUT /fake/body-with-file-schema")
   @Headers({
     "Content-Type: application/json",
     "Accept: application/json",
   })
-  void testBodyWithFileSchema(FileSchemaTestClass fileSchemaTestClass);
+  void testBodyWithFileSchema(FileSchemaTestClass body);
 
   /**
    * 
    * 
    * @param query  (required)
-   * @param user  (required)
+   * @param body  (required)
    */
   @RequestLine("PUT /fake/body-with-query-params?query={query}")
   @Headers({
     "Content-Type: application/json",
     "Accept: application/json",
   })
-  void testBodyWithQueryParams(@Param("query") String query, User user);
+  void testBodyWithQueryParams(@Param("query") String query, User body);
 
   /**
    * 
@@ -107,7 +107,7 @@ public interface FakeApi extends ApiClient.Api {
    * is convenient for services with optional query parameters, especially when
    * used with the {@link TestBodyWithQueryParamsQueryParams} class that allows for
    * building up this map in a fluent style.
-   * @param user  (required)
+   * @param body  (required)
    * @param queryParams Map of query parameters as name-value pairs
    *   <p>The following elements may be specified in the query map:</p>
    *   <ul>
@@ -119,7 +119,7 @@ public interface FakeApi extends ApiClient.Api {
   "Content-Type: application/json",
   "Accept: application/json",
   })
-  void testBodyWithQueryParams(User user, @QueryMap(encoded=true) Map<String, Object> queryParams);
+  void testBodyWithQueryParams(User body, @QueryMap(encoded=true) Map<String, Object> queryParams);
 
   /**
    * A convenience class for generating query parameters for the
@@ -135,7 +135,7 @@ public interface FakeApi extends ApiClient.Api {
   /**
    * To test \&quot;client\&quot; model
    * To test \&quot;client\&quot; model
-   * @param client client model (required)
+   * @param body client model (required)
    * @return Client
    */
   @RequestLine("PATCH /fake")
@@ -143,7 +143,7 @@ public interface FakeApi extends ApiClient.Api {
     "Content-Type: application/json",
     "Accept: application/json",
   })
-  Client testClientModel(Client client);
+  Client testClientModel(Client body);
 
   /**
    * Fake endpoint for testing various parameters 假端點 偽のエンドポイント 가짜 엔드 포인트 
@@ -319,14 +319,14 @@ public interface FakeApi extends ApiClient.Api {
   /**
    * test inline additionalProperties
    * 
-   * @param requestBody request body (required)
+   * @param param request body (required)
    */
   @RequestLine("POST /fake/inline-additionalProperties")
   @Headers({
     "Content-Type: application/json",
     "Accept: application/json",
   })
-  void testInlineAdditionalProperties(Map<String, String> requestBody);
+  void testInlineAdditionalProperties(Map<String, String> param);
 
   /**
    * test json serialization of form data

samples/client/petstore/java/feign/src/main/java/org/openapitools/client/api/FakeClassnameTags123Api.java

@@ -18,7 +18,7 @@ public interface FakeClassnameTags123Api extends ApiClient.Api {
   /**
    * To test class name in snake case
    * To test class name in snake case
-   * @param client client model (required)
+   * @param body client model (required)
    * @return Client
    */
   @RequestLine("PATCH /fake_classname_test")
@@ -26,5 +26,5 @@ public interface FakeClassnameTags123Api extends ApiClient.Api {
     "Content-Type: application/json",
     "Accept: application/json",
   })
-  Client testClassname(Client client);
+  Client testClassname(Client body);
 }

samples/client/petstore/java/feign/src/main/java/org/openapitools/client/api/PetApi.java

@@ -20,14 +20,14 @@ public interface PetApi extends ApiClient.Api {
   /**
    * Add a new pet to the store
    * 
-   * @param pet Pet object that needs to be added to the store (required)
+   * @param body Pet object that needs to be added to the store (required)
    */
   @RequestLine("POST /pet")
   @Headers({
     "Content-Type: application/json",
     "Accept: application/json",
   })
-  void addPet(Pet pet);
+  void addPet(Pet body);
 
   /**
    * Deletes a pet
@@ -145,14 +145,14 @@ public interface PetApi extends ApiClient.Api {
   /**
    * Update an existing pet
    * 
-   * @param pet Pet object that needs to be added to the store (required)
+   * @param body Pet object that needs to be added to the store (required)
    */
   @RequestLine("PUT /pet")
   @Headers({
     "Content-Type: application/json",
     "Accept: application/json",
   })
-  void updatePet(Pet pet);
+  void updatePet(Pet body);
 
   /**
    * Updates a pet in the store with form data

samples/client/petstore/java/feign/src/main/java/org/openapitools/client/api/StoreApi.java

@@ -52,7 +52,7 @@ public interface StoreApi extends ApiClient.Api {
   /**
    * Place an order for a pet
    * 
-   * @param order order placed for purchasing the pet (required)
+   * @param body order placed for purchasing the pet (required)
    * @return Order
    */
   @RequestLine("POST /store/order")
@@ -60,5 +60,5 @@ public interface StoreApi extends ApiClient.Api {
     "Content-Type: */*",
     "Accept: application/json",
   })
-  Order placeOrder(Order order);
+  Order placeOrder(Order body);
 }

samples/client/petstore/java/feign/src/main/java/org/openapitools/client/api/UserApi.java

@@ -18,38 +18,38 @@ public interface UserApi extends ApiClient.Api {
   /**
    * Create user
    * This can only be done by the logged in user.
-   * @param user Created user object (required)
+   * @param body Created user object (required)
    */
   @RequestLine("POST /user")
   @Headers({
     "Content-Type: */*",
     "Accept: application/json",
   })
-  void createUser(User user);
+  void createUser(User body);
 
   /**
    * Creates list of users with given input array
    * 
-   * @param user List of user object (required)
+   * @param body List of user object (required)
    */
   @RequestLine("POST /user/createWithArray")
   @Headers({
     "Content-Type: */*",
     "Accept: application/json",
   })
-  void createUsersWithArrayInput(List<User> user);
+  void createUsersWithArrayInput(List<User> body);
 
   /**
    * Creates list of users with given input array
    * 
-   * @param user List of user object (required)
+   * @param body List of user object (required)
    */
   @RequestLine("POST /user/createWithList")
   @Headers({
     "Content-Type: */*",
     "Accept: application/json",
   })
-  void createUsersWithListInput(List<User> user);
+  void createUsersWithListInput(List<User> body);
 
   /**
    * Delete user
@@ -138,12 +138,12 @@ public interface UserApi extends ApiClient.Api {
    * Updated user
    * This can only be done by the logged in user.
    * @param username name that need to be deleted (required)
-   * @param user Updated user object (required)
+   * @param body Updated user object (required)
    */
   @RequestLine("PUT /user/{username}")
   @Headers({
     "Content-Type: */*",
     "Accept: application/json",
   })
-  void updateUser(@Param("username") String username, User user);
+  void updateUser(@Param("username") String username, User body);
 }

samples/client/petstore/java/feign10x/src/main/java/org/openapitools/client/api/AnotherFakeApi.java

@@ -18,7 +18,7 @@ public interface AnotherFakeApi extends ApiClient.Api {
   /**
    * To test special tags
    * To test special tags and operation ID starting with number
-   * @param client client model (required)
+   * @param body client model (required)
    * @return Client
    */
   @RequestLine("PATCH /another-fake/dummy")
@@ -26,5 +26,5 @@ public interface AnotherFakeApi extends ApiClient.Api {
     "Content-Type: application/json",
     "Accept: application/json",
   })
-  Client call123testSpecialTags(Client client);
+  Client call123testSpecialTags(Client body);
 }

samples/client/petstore/java/feign10x/src/main/java/org/openapitools/client/api/FakeApi.java

@@ -38,7 +38,7 @@ public interface FakeApi extends ApiClient.Api {
   /**
    * 
    * Test serialization of object with outer number type
-   * @param outerComposite Input composite as post body (optional)
+   * @param body Input composite as post body (optional)
    * @return OuterComposite
    */
   @RequestLine("POST /fake/outer/composite")
@@ -46,7 +46,7 @@ public interface FakeApi extends ApiClient.Api {
     "Content-Type: */*",
     "Accept: */*",
   })
-  OuterComposite fakeOuterCompositeSerialize(OuterComposite outerComposite);
+  OuterComposite fakeOuterCompositeSerialize(OuterComposite body);
 
   /**
    * 
@@ -77,27 +77,27 @@ public interface FakeApi extends ApiClient.Api {
   /**
    * 
    * For this test, the body for this request much reference a schema named `File`.
-   * @param fileSchemaTestClass  (required)
+   * @param body  (required)
    */
   @RequestLine("PUT /fake/body-with-file-schema")
   @Headers({
     "Content-Type: application/json",
     "Accept: application/json",
   })
-  void testBodyWithFileSchema(FileSchemaTestClass fileSchemaTestClass);
+  void testBodyWithFileSchema(FileSchemaTestClass body);
 
   /**
    * 
    * 
    * @param query  (required)
-   * @param user  (required)
+   * @param body  (required)
    */
   @RequestLine("PUT /fake/body-with-query-params?query={query}")
   @Headers({
     "Content-Type: application/json",
     "Accept: application/json",
   })
-  void testBodyWithQueryParams(@Param("query") String query, User user);
+  void testBodyWithQueryParams(@Param("query") String query, User body);
 
   /**
    * 
@@ -107,7 +107,7 @@ public interface FakeApi extends ApiClient.Api {
    * is convenient for services with optional query parameters, especially when
    * used with the {@link TestBodyWithQueryParamsQueryParams} class that allows for
    * building up this map in a fluent style.
-   * @param user  (required)
+   * @param body  (required)
    * @param queryParams Map of query parameters as name-value pairs
    *   <p>The following elements may be specified in the query map:</p>
    *   <ul>
@@ -119,7 +119,7 @@ public interface FakeApi extends ApiClient.Api {
   "Content-Type: application/json",
   "Accept: application/json",
   })
-  void testBodyWithQueryParams(User user, @QueryMap(encoded=true) Map<String, Object> queryParams);
+  void testBodyWithQueryParams(User body, @QueryMap(encoded=true) Map<String, Object> queryParams);
 
   /**
    * A convenience class for generating query parameters for the
@@ -135,7 +135,7 @@ public interface FakeApi extends ApiClient.Api {
   /**
    * To test \&quot;client\&quot; model
    * To test \&quot;client\&quot; model
-   * @param client client model (required)
+   * @param body client model (required)
    * @return Client
    */
   @RequestLine("PATCH /fake")
@@ -143,7 +143,7 @@ public interface FakeApi extends ApiClient.Api {
     "Content-Type: application/json",
     "Accept: application/json",
   })
-  Client testClientModel(Client client);
+  Client testClientModel(Client body);
 
   /**
    * Fake endpoint for testing various parameters 假端點 偽のエンドポイント 가짜 엔드 포인트 
@@ -319,14 +319,14 @@ public interface FakeApi extends ApiClient.Api {
   /**
    * test inline additionalProperties
    * 
-   * @param requestBody request body (required)
+   * @param param request body (required)
    */
   @RequestLine("POST /fake/inline-additionalProperties")
   @Headers({
     "Content-Type: application/json",
     "Accept: application/json",
   })
-  void testInlineAdditionalProperties(Map<String, String> requestBody);
+  void testInlineAdditionalProperties(Map<String, String> param);
 
   /**
    * test json serialization of form data

samples/client/petstore/java/feign10x/src/main/java/org/openapitools/client/api/FakeClassnameTags123Api.java

@@ -18,7 +18,7 @@ public interface FakeClassnameTags123Api extends ApiClient.Api {
   /**
    * To test class name in snake case
    * To test class name in snake case
-   * @param client client model (required)
+   * @param body client model (required)
    * @return Client
    */
   @RequestLine("PATCH /fake_classname_test")
@@ -26,5 +26,5 @@ public interface FakeClassnameTags123Api extends ApiClient.Api {
     "Content-Type: application/json",
     "Accept: application/json",
   })
-  Client testClassname(Client client);
+  Client testClassname(Client body);
 }

samples/client/petstore/java/feign10x/src/main/java/org/openapitools/client/api/PetApi.java

@@ -20,14 +20,14 @@ public interface PetApi extends ApiClient.Api {
   /**
    * Add a new pet to the store
    * 
-   * @param pet Pet object that needs to be added to the store (required)
+   * @param body Pet object that needs to be added to the store (required)
    */
   @RequestLine("POST /pet")
   @Headers({
     "Content-Type: application/json",
     "Accept: application/json",
   })
-  void addPet(Pet pet);
+  void addPet(Pet body);
 
   /**
    * Deletes a pet
@@ -145,14 +145,14 @@ public interface PetApi extends ApiClient.Api {
   /**
    * Update an existing pet
    * 
-   * @param pet Pet object that needs to be added to the store (required)
+   * @param body Pet object that needs to be added to the store (required)
    */
   @RequestLine("PUT /pet")
   @Headers({
     "Content-Type: application/json",
     "Accept: application/json",
   })
-  void updatePet(Pet pet);
+  void updatePet(Pet body);
 
   /**
    * Updates a pet in the store with form data

samples/client/petstore/java/feign10x/src/main/java/org/openapitools/client/api/StoreApi.java

@@ -52,7 +52,7 @@ public interface StoreApi extends ApiClient.Api {
   /**
    * Place an order for a pet
    * 
-   * @param order order placed for purchasing the pet (required)
+   * @param body order placed for purchasing the pet (required)
    * @return Order
    */
   @RequestLine("POST /store/order")
@@ -60,5 +60,5 @@ public interface StoreApi extends ApiClient.Api {
     "Content-Type: */*",
     "Accept: application/json",
   })
-  Order placeOrder(Order order);
+  Order placeOrder(Order body);
 }

samples/client/petstore/java/feign10x/src/main/java/org/openapitools/client/api/UserApi.java

@@ -18,38 +18,38 @@ public interface UserApi extends ApiClient.Api {
   /**
    * Create user
    * This can only be done by the logged in user.
-   * @param user Created user object (required)
+   * @param body Created user object (required)
    */
   @RequestLine("POST /user")
   @Headers({
     "Content-Type: */*",
     "Accept: application/json",
   })
-  void createUser(User user);
+  void createUser(User body);
 
   /**
    * Creates list of users with given input array
    * 
-   * @param user List of user object (required)
+   * @param body List of user object (required)
    */
   @RequestLine("POST /user/createWithArray")
   @Headers({
     "Content-Type: */*",
     "Accept: application/json",
   })
-  void createUsersWithArrayInput(List<User> user);
+  void createUsersWithArrayInput(List<User> body);
 
   /**
    * Creates list of users with given input array
    * 
-   * @param user List of user object (required)
+   * @param body List of user object (required)
    */
   @RequestLine("POST /user/createWithList")
   @Headers({
     "Content-Type: */*",
     "Accept: application/json",
   })
-  void createUsersWithListInput(List<User> user);
+  void createUsersWithListInput(List<User> body);
 
   /**
    * Delete user
@@ -138,12 +138,12 @@ public interface UserApi extends ApiClient.Api {
    * Updated user
    * This can only be done by the logged in user.
    * @param username name that need to be deleted (required)
-   * @param user Updated user object (required)
+   * @param body Updated user object (required)
    */
   @RequestLine("PUT /user/{username}")
   @Headers({
     "Content-Type: */*",
     "Accept: application/json",
   })
-  void updateUser(@Param("username") String username, User user);
+  void updateUser(@Param("username") String username, User body);
 }

samples/client/petstore/java/google-api-client/docs/AnotherFakeApi.md

@@ -9,7 +9,7 @@ Method | HTTP request | Description
 
 <a name="call123testSpecialTags"></a>
 # **call123testSpecialTags**
-> Client call123testSpecialTags(client)
+> Client call123testSpecialTags(body)
 
 To test special tags
 
@@ -23,9 +23,9 @@ To test special tags and operation ID starting with number
 
 
 AnotherFakeApi apiInstance = new AnotherFakeApi();
-Client client = new Client(); // Client | client model
+Client body = new Client(); // Client | client model
 try {
-    Client result = apiInstance.call123testSpecialTags(client);
+    Client result = apiInstance.call123testSpecialTags(body);
     System.out.println(result);
 } catch (ApiException e) {
     System.err.println("Exception when calling AnotherFakeApi#call123testSpecialTags");
@@ -37,7 +37,7 @@ try {
 
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
- **client** | [**Client**](Client.md)| client model |
+ **body** | [**Client**](Client.md)| client model |
 
 ### Return type
 

samples/client/petstore/java/google-api-client/docs/FakeApi.md

@@ -65,7 +65,7 @@ No authorization required
 
 <a name="fakeOuterCompositeSerialize"></a>
 # **fakeOuterCompositeSerialize**
-> OuterComposite fakeOuterCompositeSerialize(outerComposite)
+> OuterComposite fakeOuterCompositeSerialize(body)
 
 
 
@@ -79,9 +79,9 @@ Test serialization of object with outer number type
 
 
 FakeApi apiInstance = new FakeApi();
-OuterComposite outerComposite = new OuterComposite(); // OuterComposite | Input composite as post body
+OuterComposite body = new OuterComposite(); // OuterComposite | Input composite as post body
 try {
-    OuterComposite result = apiInstance.fakeOuterCompositeSerialize(outerComposite);
+    OuterComposite result = apiInstance.fakeOuterCompositeSerialize(body);
     System.out.println(result);
 } catch (ApiException e) {
     System.err.println("Exception when calling FakeApi#fakeOuterCompositeSerialize");
@@ -93,7 +93,7 @@ try {
 
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
- **outerComposite** | [**OuterComposite**](OuterComposite.md)| Input composite as post body | [optional]
+ **body** | [**OuterComposite**](OuterComposite.md)| Input composite as post body | [optional]
 
 ### Return type
 
@@ -200,7 +200,7 @@ No authorization required
 
 <a name="testBodyWithFileSchema"></a>
 # **testBodyWithFileSchema**
-> testBodyWithFileSchema(fileSchemaTestClass)
+> testBodyWithFileSchema(body)
 
 
 
@@ -214,9 +214,9 @@ For this test, the body for this request much reference a schema named &#x60;Fil
 
 
 FakeApi apiInstance = new FakeApi();
-FileSchemaTestClass fileSchemaTestClass = new FileSchemaTestClass(); // FileSchemaTestClass | 
+FileSchemaTestClass body = new FileSchemaTestClass(); // FileSchemaTestClass | 
 try {
-    apiInstance.testBodyWithFileSchema(fileSchemaTestClass);
+    apiInstance.testBodyWithFileSchema(body);
 } catch (ApiException e) {
     System.err.println("Exception when calling FakeApi#testBodyWithFileSchema");
     e.printStackTrace();
@@ -227,7 +227,7 @@ try {
 
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
- **fileSchemaTestClass** | [**FileSchemaTestClass**](FileSchemaTestClass.md)|  |
+ **body** | [**FileSchemaTestClass**](FileSchemaTestClass.md)|  |
 
 ### Return type
 
@@ -244,7 +244,7 @@ No authorization required
 
 <a name="testBodyWithQueryParams"></a>
 # **testBodyWithQueryParams**
-> testBodyWithQueryParams(query, user)
+> testBodyWithQueryParams(query, body)
 
 
 
@@ -257,9 +257,9 @@ No authorization required
 
 FakeApi apiInstance = new FakeApi();
 String query = "query_example"; // String | 
-User user = new User(); // User | 
+User body = new User(); // User | 
 try {
-    apiInstance.testBodyWithQueryParams(query, user);
+    apiInstance.testBodyWithQueryParams(query, body);
 } catch (ApiException e) {
     System.err.println("Exception when calling FakeApi#testBodyWithQueryParams");
     e.printStackTrace();
@@ -271,7 +271,7 @@ try {
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
  **query** | **String**|  |
- **user** | [**User**](User.md)|  |
+ **body** | [**User**](User.md)|  |
 
 ### Return type
 
@@ -288,7 +288,7 @@ No authorization required
 
 <a name="testClientModel"></a>
 # **testClientModel**
-> Client testClientModel(client)
+> Client testClientModel(body)
 
 To test \&quot;client\&quot; model
 
@@ -302,9 +302,9 @@ To test \&quot;client\&quot; model
 
 
 FakeApi apiInstance = new FakeApi();
-Client client = new Client(); // Client | client model
+Client body = new Client(); // Client | client model
 try {
-    Client result = apiInstance.testClientModel(client);
+    Client result = apiInstance.testClientModel(body);
     System.out.println(result);
 } catch (ApiException e) {
     System.err.println("Exception when calling FakeApi#testClientModel");
@@ -316,7 +316,7 @@ try {
 
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
- **client** | [**Client**](Client.md)| client model |
+ **body** | [**Client**](Client.md)| client model |
 
 ### Return type
 
@@ -524,7 +524,7 @@ No authorization required
 
 <a name="testInlineAdditionalProperties"></a>
 # **testInlineAdditionalProperties**
-> testInlineAdditionalProperties(requestBody)
+> testInlineAdditionalProperties(param)
 
 test inline additionalProperties
 
@@ -536,9 +536,9 @@ test inline additionalProperties
 
 
 FakeApi apiInstance = new FakeApi();
-Map<String, String> requestBody = new HashMap(); // Map<String, String> | request body
+Map<String, String> param = new HashMap(); // Map<String, String> | request body
 try {
-    apiInstance.testInlineAdditionalProperties(requestBody);
+    apiInstance.testInlineAdditionalProperties(param);
 } catch (ApiException e) {
     System.err.println("Exception when calling FakeApi#testInlineAdditionalProperties");
     e.printStackTrace();
@@ -549,7 +549,7 @@ try {
 
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
- **requestBody** | [**Map&lt;String, String&gt;**](String.md)| request body |
+ **param** | [**Map&lt;String, String&gt;**](String.md)| request body |
 
 ### Return type
 

samples/client/petstore/java/google-api-client/docs/FakeClassnameTags123Api.md

@@ -9,7 +9,7 @@ Method | HTTP request | Description
 
 <a name="testClassname"></a>
 # **testClassname**
-> Client testClassname(client)
+> Client testClassname(body)
 
 To test class name in snake case
 
@@ -33,9 +33,9 @@ api_key_query.setApiKey("YOUR API KEY");
 //api_key_query.setApiKeyPrefix("Token");
 
 FakeClassnameTags123Api apiInstance = new FakeClassnameTags123Api();
-Client client = new Client(); // Client | client model
+Client body = new Client(); // Client | client model
 try {
-    Client result = apiInstance.testClassname(client);
+    Client result = apiInstance.testClassname(body);
     System.out.println(result);
 } catch (ApiException e) {
     System.err.println("Exception when calling FakeClassnameTags123Api#testClassname");
@@ -47,7 +47,7 @@ try {
 
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
- **client** | [**Client**](Client.md)| client model |
+ **body** | [**Client**](Client.md)| client model |
 
 ### Return type
 

samples/client/petstore/java/google-api-client/docs/PetApi.md

@@ -17,7 +17,7 @@ Method | HTTP request | Description
 
 <a name="addPet"></a>
 # **addPet**
-> addPet(pet)
+> addPet(body)
 
 Add a new pet to the store
 
@@ -37,9 +37,9 @@ OAuth petstore_auth = (OAuth) defaultClient.getAuthentication("petstore_auth");
 petstore_auth.setAccessToken("YOUR ACCESS TOKEN");
 
 PetApi apiInstance = new PetApi();
-Pet pet = new Pet(); // Pet | Pet object that needs to be added to the store
+Pet body = new Pet(); // Pet | Pet object that needs to be added to the store
 try {
-    apiInstance.addPet(pet);
+    apiInstance.addPet(body);
 } catch (ApiException e) {
     System.err.println("Exception when calling PetApi#addPet");
     e.printStackTrace();
@@ -50,7 +50,7 @@ try {
 
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
- **pet** | [**Pet**](Pet.md)| Pet object that needs to be added to the store |
+ **body** | [**Pet**](Pet.md)| Pet object that needs to be added to the store |
 
 ### Return type
 
@@ -280,7 +280,7 @@ Name | Type | Description  | Notes
 
 <a name="updatePet"></a>
 # **updatePet**
-> updatePet(pet)
+> updatePet(body)
 
 Update an existing pet
 
@@ -300,9 +300,9 @@ OAuth petstore_auth = (OAuth) defaultClient.getAuthentication("petstore_auth");
 petstore_auth.setAccessToken("YOUR ACCESS TOKEN");
 
 PetApi apiInstance = new PetApi();
-Pet pet = new Pet(); // Pet | Pet object that needs to be added to the store
+Pet body = new Pet(); // Pet | Pet object that needs to be added to the store
 try {
-    apiInstance.updatePet(pet);
+    apiInstance.updatePet(body);
 } catch (ApiException e) {
     System.err.println("Exception when calling PetApi#updatePet");
     e.printStackTrace();
@@ -313,7 +313,7 @@ try {
 
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
- **pet** | [**Pet**](Pet.md)| Pet object that needs to be added to the store |
+ **body** | [**Pet**](Pet.md)| Pet object that needs to be added to the store |
 
 ### Return type
 

samples/client/petstore/java/google-api-client/docs/StoreApi.md

@@ -152,7 +152,7 @@ No authorization required
 
 <a name="placeOrder"></a>
 # **placeOrder**
-> Order placeOrder(order)
+> Order placeOrder(body)
 
 Place an order for a pet
 
@@ -164,9 +164,9 @@ Place an order for a pet
 
 
 StoreApi apiInstance = new StoreApi();
-Order order = new Order(); // Order | order placed for purchasing the pet
+Order body = new Order(); // Order | order placed for purchasing the pet
 try {
-    Order result = apiInstance.placeOrder(order);
+    Order result = apiInstance.placeOrder(body);
     System.out.println(result);
 } catch (ApiException e) {
     System.err.println("Exception when calling StoreApi#placeOrder");
@@ -178,7 +178,7 @@ try {
 
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
- **order** | [**Order**](Order.md)| order placed for purchasing the pet |
+ **body** | [**Order**](Order.md)| order placed for purchasing the pet |
 
 ### Return type
 

samples/client/petstore/java/google-api-client/docs/UserApi.md

@@ -16,7 +16,7 @@ Method | HTTP request | Description
 
 <a name="createUser"></a>
 # **createUser**
-> createUser(user)
+> createUser(body)
 
 Create user
 
@@ -30,9 +30,9 @@ This can only be done by the logged in user.
 
 
 UserApi apiInstance = new UserApi();
-User user = new User(); // User | Created user object
+User body = new User(); // User | Created user object
 try {
-    apiInstance.createUser(user);
+    apiInstance.createUser(body);
 } catch (ApiException e) {
     System.err.println("Exception when calling UserApi#createUser");
     e.printStackTrace();
@@ -43,7 +43,7 @@ try {
 
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
- **user** | [**User**](User.md)| Created user object |
+ **body** | [**User**](User.md)| Created user object |
 
 ### Return type
 
@@ -60,7 +60,7 @@ No authorization required
 
 <a name="createUsersWithArrayInput"></a>
 # **createUsersWithArrayInput**
-> createUsersWithArrayInput(user)
+> createUsersWithArrayInput(body)
 
 Creates list of users with given input array
 
@@ -72,9 +72,9 @@ Creates list of users with given input array
 
 
 UserApi apiInstance = new UserApi();
-List<User> user = Arrays.asList(null); // List<User> | List of user object
+List<User> body = Arrays.asList(null); // List<User> | List of user object
 try {
-    apiInstance.createUsersWithArrayInput(user);
+    apiInstance.createUsersWithArrayInput(body);
 } catch (ApiException e) {
     System.err.println("Exception when calling UserApi#createUsersWithArrayInput");
     e.printStackTrace();
@@ -85,7 +85,7 @@ try {
 
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
- **user** | [**List&lt;User&gt;**](List.md)| List of user object |
+ **body** | [**List&lt;User&gt;**](List.md)| List of user object |
 
 ### Return type
 
@@ -102,7 +102,7 @@ No authorization required
 
 <a name="createUsersWithListInput"></a>
 # **createUsersWithListInput**
-> createUsersWithListInput(user)
+> createUsersWithListInput(body)
 
 Creates list of users with given input array
 
@@ -114,9 +114,9 @@ Creates list of users with given input array
 
 
 UserApi apiInstance = new UserApi();
-List<User> user = Arrays.asList(null); // List<User> | List of user object
+List<User> body = Arrays.asList(null); // List<User> | List of user object
 try {
-    apiInstance.createUsersWithListInput(user);
+    apiInstance.createUsersWithListInput(body);
 } catch (ApiException e) {
     System.err.println("Exception when calling UserApi#createUsersWithListInput");
     e.printStackTrace();
@@ -127,7 +127,7 @@ try {
 
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
- **user** | [**List&lt;User&gt;**](List.md)| List of user object |
+ **body** | [**List&lt;User&gt;**](List.md)| List of user object |
 
 ### Return type
 
@@ -314,7 +314,7 @@ No authorization required
 
 <a name="updateUser"></a>
 # **updateUser**
-> updateUser(username, user)
+> updateUser(username, body)
 
 Updated user
 
@@ -329,9 +329,9 @@ This can only be done by the logged in user.
 
 UserApi apiInstance = new UserApi();
 String username = "username_example"; // String | name that need to be deleted
-User user = new User(); // User | Updated user object
+User body = new User(); // User | Updated user object
 try {
-    apiInstance.updateUser(username, user);
+    apiInstance.updateUser(username, body);
 } catch (ApiException e) {
     System.err.println("Exception when calling UserApi#updateUser");
     e.printStackTrace();
@@ -343,7 +343,7 @@ try {
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
  **username** | **String**| name that need to be deleted |
- **user** | [**User**](User.md)| Updated user object |
+ **body** | [**User**](User.md)| Updated user object |
 
 ### Return type
 

samples/client/petstore/java/google-api-client/src/main/java/org/openapitools/client/api/AnotherFakeApi.java

@@ -44,12 +44,12 @@ public class AnotherFakeApi {
     * To test special tags
     * To test special tags and operation ID starting with number
     * <p><b>200</b> - successful operation
-    * @param client client model
+    * @param body client model
     * @return Client
     * @throws IOException if an error occurs while attempting to invoke the API
     **/
-    public Client call123testSpecialTags(Client client) throws IOException {
-        HttpResponse response = call123testSpecialTagsForHttpResponse(client);
+    public Client call123testSpecialTags(Client body) throws IOException {
+        HttpResponse response = call123testSpecialTagsForHttpResponse(body);
         TypeReference typeRef = new TypeReference<Client>() {};
         return apiClient.getObjectMapper().readValue(response.getContent(), typeRef);
     }
@@ -58,51 +58,51 @@ public class AnotherFakeApi {
     * To test special tags
     * To test special tags and operation ID starting with number
     * <p><b>200</b> - successful operation
-    * @param client client model
+    * @param body client model
     * @param params Map of query params. A collection will be interpreted as passing in multiple instances of the same query param.
     * @return Client
     * @throws IOException if an error occurs while attempting to invoke the API
     **/
-    public Client call123testSpecialTags(Client client, Map<String, Object> params) throws IOException {
-        HttpResponse response = call123testSpecialTagsForHttpResponse(client, params);
+    public Client call123testSpecialTags(Client body, Map<String, Object> params) throws IOException {
+        HttpResponse response = call123testSpecialTagsForHttpResponse(body, params);
         TypeReference typeRef = new TypeReference<Client>() {};
         return apiClient.getObjectMapper().readValue(response.getContent(), typeRef);
     }
 
-    public HttpResponse call123testSpecialTagsForHttpResponse(Client client) throws IOException {
-        // verify the required parameter 'client' is set
-        if (client == null) {
-            throw new IllegalArgumentException("Missing the required parameter 'client' when calling call123testSpecialTags");
+    public HttpResponse call123testSpecialTagsForHttpResponse(Client body) throws IOException {
+        // verify the required parameter 'body' is set
+        if (body == null) {
+            throw new IllegalArgumentException("Missing the required parameter 'body' when calling call123testSpecialTags");
         }
         UriBuilder uriBuilder = UriBuilder.fromUri(apiClient.getBasePath() + "/another-fake/dummy");
 
         String url = uriBuilder.build().toString();
         GenericUrl genericUrl = new GenericUrl(url);
 
-        HttpContent content = apiClient.new JacksonJsonHttpContent(client);
+        HttpContent content = apiClient.new JacksonJsonHttpContent(body);
         return apiClient.getHttpRequestFactory().buildRequest(HttpMethods.PATCH, genericUrl, content).execute();
     }
 
-      public HttpResponse call123testSpecialTagsForHttpResponse(java.io.InputStream client, String mediaType) throws IOException {
-          // verify the required parameter 'client' is set
-              if (client == null) {
-              throw new IllegalArgumentException("Missing the required parameter 'client' when calling call123testSpecialTags");
+      public HttpResponse call123testSpecialTagsForHttpResponse(java.io.InputStream body, String mediaType) throws IOException {
+          // verify the required parameter 'body' is set
+              if (body == null) {
+              throw new IllegalArgumentException("Missing the required parameter 'body' when calling call123testSpecialTags");
               }
               UriBuilder uriBuilder = UriBuilder.fromUri(apiClient.getBasePath() + "/another-fake/dummy");
 
               String url = uriBuilder.build().toString();
               GenericUrl genericUrl = new GenericUrl(url);
 
-              HttpContent content = client == null ?
+              HttpContent content = body == null ?
                 apiClient.new JacksonJsonHttpContent(null) :
-                new InputStreamContent(mediaType == null ? Json.MEDIA_TYPE : mediaType, client);
+                new InputStreamContent(mediaType == null ? Json.MEDIA_TYPE : mediaType, body);
               return apiClient.getHttpRequestFactory().buildRequest(HttpMethods.PATCH, genericUrl, content).execute();
       }
 
-    public HttpResponse call123testSpecialTagsForHttpResponse(Client client, Map<String, Object> params) throws IOException {
-        // verify the required parameter 'client' is set
-        if (client == null) {
-            throw new IllegalArgumentException("Missing the required parameter 'client' when calling call123testSpecialTags");
+    public HttpResponse call123testSpecialTagsForHttpResponse(Client body, Map<String, Object> params) throws IOException {
+        // verify the required parameter 'body' is set
+        if (body == null) {
+            throw new IllegalArgumentException("Missing the required parameter 'body' when calling call123testSpecialTags");
         }
         UriBuilder uriBuilder = UriBuilder.fromUri(apiClient.getBasePath() + "/another-fake/dummy");
 
@@ -127,7 +127,7 @@ public class AnotherFakeApi {
         String url = uriBuilder.build().toString();
         GenericUrl genericUrl = new GenericUrl(url);
 
-        HttpContent content = apiClient.new JacksonJsonHttpContent(client);
+        HttpContent content = apiClient.new JacksonJsonHttpContent(body);
         return apiClient.getHttpRequestFactory().buildRequest(HttpMethods.PATCH, genericUrl, content).execute();
     }
 

samples/client/petstore/java/google-api-client/src/main/java/org/openapitools/client/api/FakeApi.java

@@ -130,12 +130,12 @@ public class FakeApi {
   /**
     * Test serialization of object with outer number type
     * <p><b>200</b> - Output composite
-    * @param outerComposite Input composite as post body
+    * @param body Input composite as post body
     * @return OuterComposite
     * @throws IOException if an error occurs while attempting to invoke the API
     **/
-    public OuterComposite fakeOuterCompositeSerialize(OuterComposite outerComposite) throws IOException {
-        HttpResponse response = fakeOuterCompositeSerializeForHttpResponse(outerComposite);
+    public OuterComposite fakeOuterCompositeSerialize(OuterComposite body) throws IOException {
+        HttpResponse response = fakeOuterCompositeSerializeForHttpResponse(body);
         TypeReference typeRef = new TypeReference<OuterComposite>() {};
         return apiClient.getObjectMapper().readValue(response.getContent(), typeRef);
     }
@@ -147,37 +147,37 @@ public class FakeApi {
     * @return OuterComposite
     * @throws IOException if an error occurs while attempting to invoke the API
     **/
-    public OuterComposite fakeOuterCompositeSerialize(OuterComposite outerComposite, Map<String, Object> params) throws IOException {
-        HttpResponse response = fakeOuterCompositeSerializeForHttpResponse(outerComposite, params);
+    public OuterComposite fakeOuterCompositeSerialize(OuterComposite body, Map<String, Object> params) throws IOException {
+        HttpResponse response = fakeOuterCompositeSerializeForHttpResponse(body, params);
         TypeReference typeRef = new TypeReference<OuterComposite>() {};
         return apiClient.getObjectMapper().readValue(response.getContent(), typeRef);
     }
 
-    public HttpResponse fakeOuterCompositeSerializeForHttpResponse(OuterComposite outerComposite) throws IOException {
+    public HttpResponse fakeOuterCompositeSerializeForHttpResponse(OuterComposite body) throws IOException {
         
         UriBuilder uriBuilder = UriBuilder.fromUri(apiClient.getBasePath() + "/fake/outer/composite");
 
         String url = uriBuilder.build().toString();
         GenericUrl genericUrl = new GenericUrl(url);
 
-        HttpContent content = apiClient.new JacksonJsonHttpContent(outerComposite);
+        HttpContent content = apiClient.new JacksonJsonHttpContent(body);
         return apiClient.getHttpRequestFactory().buildRequest(HttpMethods.POST, genericUrl, content).execute();
     }
 
-      public HttpResponse fakeOuterCompositeSerializeForHttpResponse(java.io.InputStream outerComposite, String mediaType) throws IOException {
+      public HttpResponse fakeOuterCompositeSerializeForHttpResponse(java.io.InputStream body, String mediaType) throws IOException {
           
               UriBuilder uriBuilder = UriBuilder.fromUri(apiClient.getBasePath() + "/fake/outer/composite");
 
               String url = uriBuilder.build().toString();
               GenericUrl genericUrl = new GenericUrl(url);
 
-              HttpContent content = outerComposite == null ?
+              HttpContent content = body == null ?
                 apiClient.new JacksonJsonHttpContent(null) :
-                new InputStreamContent(mediaType == null ? Json.MEDIA_TYPE : mediaType, outerComposite);
+                new InputStreamContent(mediaType == null ? Json.MEDIA_TYPE : mediaType, body);
               return apiClient.getHttpRequestFactory().buildRequest(HttpMethods.POST, genericUrl, content).execute();
       }
 
-    public HttpResponse fakeOuterCompositeSerializeForHttpResponse(OuterComposite outerComposite, Map<String, Object> params) throws IOException {
+    public HttpResponse fakeOuterCompositeSerializeForHttpResponse(OuterComposite body, Map<String, Object> params) throws IOException {
         
         UriBuilder uriBuilder = UriBuilder.fromUri(apiClient.getBasePath() + "/fake/outer/composite");
 
@@ -202,7 +202,7 @@ public class FakeApi {
         String url = uriBuilder.build().toString();
         GenericUrl genericUrl = new GenericUrl(url);
 
-        HttpContent content = apiClient.new JacksonJsonHttpContent(outerComposite);
+        HttpContent content = apiClient.new JacksonJsonHttpContent(body);
         return apiClient.getHttpRequestFactory().buildRequest(HttpMethods.POST, genericUrl, content).execute();
     }
 
@@ -370,58 +370,58 @@ public class FakeApi {
   /**
     * For this test, the body for this request much reference a schema named &#x60;File&#x60;.
     * <p><b>200</b> - Success
-    * @param fileSchemaTestClass The fileSchemaTestClass parameter
+    * @param body The body parameter
     * @throws IOException if an error occurs while attempting to invoke the API
     **/
-    public void testBodyWithFileSchema(FileSchemaTestClass fileSchemaTestClass) throws IOException {
-        testBodyWithFileSchemaForHttpResponse(fileSchemaTestClass);
+    public void testBodyWithFileSchema(FileSchemaTestClass body) throws IOException {
+        testBodyWithFileSchemaForHttpResponse(body);
     }
 
   /**
     * For this test, the body for this request much reference a schema named &#x60;File&#x60;.
     * <p><b>200</b> - Success
-    * @param fileSchemaTestClass The fileSchemaTestClass parameter
+    * @param body The body parameter
     * @param params Map of query params. A collection will be interpreted as passing in multiple instances of the same query param.
     * @throws IOException if an error occurs while attempting to invoke the API
     **/
-    public void testBodyWithFileSchema(FileSchemaTestClass fileSchemaTestClass, Map<String, Object> params) throws IOException {
-        testBodyWithFileSchemaForHttpResponse(fileSchemaTestClass, params);
+    public void testBodyWithFileSchema(FileSchemaTestClass body, Map<String, Object> params) throws IOException {
+        testBodyWithFileSchemaForHttpResponse(body, params);
     }
 
-    public HttpResponse testBodyWithFileSchemaForHttpResponse(FileSchemaTestClass fileSchemaTestClass) throws IOException {
-        // verify the required parameter 'fileSchemaTestClass' is set
-        if (fileSchemaTestClass == null) {
-            throw new IllegalArgumentException("Missing the required parameter 'fileSchemaTestClass' when calling testBodyWithFileSchema");
+    public HttpResponse testBodyWithFileSchemaForHttpResponse(FileSchemaTestClass body) throws IOException {
+        // verify the required parameter 'body' is set
+        if (body == null) {
+            throw new IllegalArgumentException("Missing the required parameter 'body' when calling testBodyWithFileSchema");
         }
         UriBuilder uriBuilder = UriBuilder.fromUri(apiClient.getBasePath() + "/fake/body-with-file-schema");
 
         String url = uriBuilder.build().toString();
         GenericUrl genericUrl = new GenericUrl(url);
 
-        HttpContent content = apiClient.new JacksonJsonHttpContent(fileSchemaTestClass);
+        HttpContent content = apiClient.new JacksonJsonHttpContent(body);
         return apiClient.getHttpRequestFactory().buildRequest(HttpMethods.PUT, genericUrl, content).execute();
     }
 
-      public HttpResponse testBodyWithFileSchemaForHttpResponse(java.io.InputStream fileSchemaTestClass, String mediaType) throws IOException {
-          // verify the required parameter 'fileSchemaTestClass' is set
-              if (fileSchemaTestClass == null) {
-              throw new IllegalArgumentException("Missing the required parameter 'fileSchemaTestClass' when calling testBodyWithFileSchema");
+      public HttpResponse testBodyWithFileSchemaForHttpResponse(java.io.InputStream body, String mediaType) throws IOException {
+          // verify the required parameter 'body' is set
+              if (body == null) {
+              throw new IllegalArgumentException("Missing the required parameter 'body' when calling testBodyWithFileSchema");
               }
               UriBuilder uriBuilder = UriBuilder.fromUri(apiClient.getBasePath() + "/fake/body-with-file-schema");
 
               String url = uriBuilder.build().toString();
               GenericUrl genericUrl = new GenericUrl(url);
 
-              HttpContent content = fileSchemaTestClass == null ?
+              HttpContent content = body == null ?
                 apiClient.new JacksonJsonHttpContent(null) :
-                new InputStreamContent(mediaType == null ? Json.MEDIA_TYPE : mediaType, fileSchemaTestClass);
+                new InputStreamContent(mediaType == null ? Json.MEDIA_TYPE : mediaType, body);
               return apiClient.getHttpRequestFactory().buildRequest(HttpMethods.PUT, genericUrl, content).execute();
       }
 
-    public HttpResponse testBodyWithFileSchemaForHttpResponse(FileSchemaTestClass fileSchemaTestClass, Map<String, Object> params) throws IOException {
-        // verify the required parameter 'fileSchemaTestClass' is set
-        if (fileSchemaTestClass == null) {
-            throw new IllegalArgumentException("Missing the required parameter 'fileSchemaTestClass' when calling testBodyWithFileSchema");
+    public HttpResponse testBodyWithFileSchemaForHttpResponse(FileSchemaTestClass body, Map<String, Object> params) throws IOException {
+        // verify the required parameter 'body' is set
+        if (body == null) {
+            throw new IllegalArgumentException("Missing the required parameter 'body' when calling testBodyWithFileSchema");
         }
         UriBuilder uriBuilder = UriBuilder.fromUri(apiClient.getBasePath() + "/fake/body-with-file-schema");
 
@@ -446,7 +446,7 @@ public class FakeApi {
         String url = uriBuilder.build().toString();
         GenericUrl genericUrl = new GenericUrl(url);
 
-        HttpContent content = apiClient.new JacksonJsonHttpContent(fileSchemaTestClass);
+        HttpContent content = apiClient.new JacksonJsonHttpContent(body);
         return apiClient.getHttpRequestFactory().buildRequest(HttpMethods.PUT, genericUrl, content).execute();
     }
 
@@ -454,31 +454,31 @@ public class FakeApi {
   /**
     * <p><b>200</b> - Success
     * @param query The query parameter
-    * @param user The user parameter
+    * @param body The body parameter
     * @throws IOException if an error occurs while attempting to invoke the API
     **/
-    public void testBodyWithQueryParams(String query, User user) throws IOException {
-        testBodyWithQueryParamsForHttpResponse(query, user);
+    public void testBodyWithQueryParams(String query, User body) throws IOException {
+        testBodyWithQueryParamsForHttpResponse(query, body);
     }
 
   /**
     * <p><b>200</b> - Success
     * @param query The query parameter
-    * @param user The user parameter
+    * @param body The body parameter
     * @param params Map of query params. A collection will be interpreted as passing in multiple instances of the same query param.
     * @throws IOException if an error occurs while attempting to invoke the API
     **/
-    public void testBodyWithQueryParams(String query, User user, Map<String, Object> params) throws IOException {
-        testBodyWithQueryParamsForHttpResponse(query, user, params);
+    public void testBodyWithQueryParams(String query, User body, Map<String, Object> params) throws IOException {
+        testBodyWithQueryParamsForHttpResponse(query, body, params);
     }
 
-    public HttpResponse testBodyWithQueryParamsForHttpResponse(String query, User user) throws IOException {
+    public HttpResponse testBodyWithQueryParamsForHttpResponse(String query, User body) throws IOException {
         // verify the required parameter 'query' is set
         if (query == null) {
             throw new IllegalArgumentException("Missing the required parameter 'query' when calling testBodyWithQueryParams");
-        }// verify the required parameter 'user' is set
-        if (user == null) {
-            throw new IllegalArgumentException("Missing the required parameter 'user' when calling testBodyWithQueryParams");
+        }// verify the required parameter 'body' is set
+        if (body == null) {
+            throw new IllegalArgumentException("Missing the required parameter 'body' when calling testBodyWithQueryParams");
         }
         UriBuilder uriBuilder = UriBuilder.fromUri(apiClient.getBasePath() + "/fake/body-with-query-params");
         if (query != null) {
@@ -496,17 +496,17 @@ public class FakeApi {
         String url = uriBuilder.build().toString();
         GenericUrl genericUrl = new GenericUrl(url);
 
-        HttpContent content = apiClient.new JacksonJsonHttpContent(user);
+        HttpContent content = apiClient.new JacksonJsonHttpContent(body);
         return apiClient.getHttpRequestFactory().buildRequest(HttpMethods.PUT, genericUrl, content).execute();
     }
 
-      public HttpResponse testBodyWithQueryParamsForHttpResponse(String query, java.io.InputStream user, String mediaType) throws IOException {
+      public HttpResponse testBodyWithQueryParamsForHttpResponse(String query, java.io.InputStream body, String mediaType) throws IOException {
           // verify the required parameter 'query' is set
               if (query == null) {
               throw new IllegalArgumentException("Missing the required parameter 'query' when calling testBodyWithQueryParams");
-              }// verify the required parameter 'user' is set
-              if (user == null) {
-              throw new IllegalArgumentException("Missing the required parameter 'user' when calling testBodyWithQueryParams");
+              }// verify the required parameter 'body' is set
+              if (body == null) {
+              throw new IllegalArgumentException("Missing the required parameter 'body' when calling testBodyWithQueryParams");
               }
               UriBuilder uriBuilder = UriBuilder.fromUri(apiClient.getBasePath() + "/fake/body-with-query-params");
               if (query != null) {
@@ -524,19 +524,19 @@ public class FakeApi {
               String url = uriBuilder.build().toString();
               GenericUrl genericUrl = new GenericUrl(url);
 
-              HttpContent content = user == null ?
+              HttpContent content = body == null ?
                 apiClient.new JacksonJsonHttpContent(null) :
-                new InputStreamContent(mediaType == null ? Json.MEDIA_TYPE : mediaType, user);
+                new InputStreamContent(mediaType == null ? Json.MEDIA_TYPE : mediaType, body);
               return apiClient.getHttpRequestFactory().buildRequest(HttpMethods.PUT, genericUrl, content).execute();
       }
 
-    public HttpResponse testBodyWithQueryParamsForHttpResponse(String query, User user, Map<String, Object> params) throws IOException {
+    public HttpResponse testBodyWithQueryParamsForHttpResponse(String query, User body, Map<String, Object> params) throws IOException {
         // verify the required parameter 'query' is set
         if (query == null) {
             throw new IllegalArgumentException("Missing the required parameter 'query' when calling testBodyWithQueryParams");
-        }// verify the required parameter 'user' is set
-        if (user == null) {
-            throw new IllegalArgumentException("Missing the required parameter 'user' when calling testBodyWithQueryParams");
+        }// verify the required parameter 'body' is set
+        if (body == null) {
+            throw new IllegalArgumentException("Missing the required parameter 'body' when calling testBodyWithQueryParams");
         }
         UriBuilder uriBuilder = UriBuilder.fromUri(apiClient.getBasePath() + "/fake/body-with-query-params");
 
@@ -563,7 +563,7 @@ public class FakeApi {
         String url = uriBuilder.build().toString();
         GenericUrl genericUrl = new GenericUrl(url);
 
-        HttpContent content = apiClient.new JacksonJsonHttpContent(user);
+        HttpContent content = apiClient.new JacksonJsonHttpContent(body);
         return apiClient.getHttpRequestFactory().buildRequest(HttpMethods.PUT, genericUrl, content).execute();
     }
 
@@ -572,12 +572,12 @@ public class FakeApi {
     * To test \&quot;client\&quot; model
     * To test \&quot;client\&quot; model
     * <p><b>200</b> - successful operation
-    * @param client client model
+    * @param body client model
     * @return Client
     * @throws IOException if an error occurs while attempting to invoke the API
     **/
-    public Client testClientModel(Client client) throws IOException {
-        HttpResponse response = testClientModelForHttpResponse(client);
+    public Client testClientModel(Client body) throws IOException {
+        HttpResponse response = testClientModelForHttpResponse(body);
         TypeReference typeRef = new TypeReference<Client>() {};
         return apiClient.getObjectMapper().readValue(response.getContent(), typeRef);
     }
@@ -586,51 +586,51 @@ public class FakeApi {
     * To test \&quot;client\&quot; model
     * To test \&quot;client\&quot; model
     * <p><b>200</b> - successful operation
-    * @param client client model
+    * @param body client model
     * @param params Map of query params. A collection will be interpreted as passing in multiple instances of the same query param.
     * @return Client
     * @throws IOException if an error occurs while attempting to invoke the API
     **/
-    public Client testClientModel(Client client, Map<String, Object> params) throws IOException {
-        HttpResponse response = testClientModelForHttpResponse(client, params);
+    public Client testClientModel(Client body, Map<String, Object> params) throws IOException {
+        HttpResponse response = testClientModelForHttpResponse(body, params);
         TypeReference typeRef = new TypeReference<Client>() {};
         return apiClient.getObjectMapper().readValue(response.getContent(), typeRef);
     }
 
-    public HttpResponse testClientModelForHttpResponse(Client client) throws IOException {
-        // verify the required parameter 'client' is set
-        if (client == null) {
-            throw new IllegalArgumentException("Missing the required parameter 'client' when calling testClientModel");
+    public HttpResponse testClientModelForHttpResponse(Client body) throws IOException {
+        // verify the required parameter 'body' is set
+        if (body == null) {
+            throw new IllegalArgumentException("Missing the required parameter 'body' when calling testClientModel");
         }
         UriBuilder uriBuilder = UriBuilder.fromUri(apiClient.getBasePath() + "/fake");
 
         String url = uriBuilder.build().toString();
         GenericUrl genericUrl = new GenericUrl(url);
 
-        HttpContent content = apiClient.new JacksonJsonHttpContent(client);
+        HttpContent content = apiClient.new JacksonJsonHttpContent(body);
         return apiClient.getHttpRequestFactory().buildRequest(HttpMethods.PATCH, genericUrl, content).execute();
     }
 
-      public HttpResponse testClientModelForHttpResponse(java.io.InputStream client, String mediaType) throws IOException {
-          // verify the required parameter 'client' is set
-              if (client == null) {
-              throw new IllegalArgumentException("Missing the required parameter 'client' when calling testClientModel");
+      public HttpResponse testClientModelForHttpResponse(java.io.InputStream body, String mediaType) throws IOException {
+          // verify the required parameter 'body' is set
+              if (body == null) {
+              throw new IllegalArgumentException("Missing the required parameter 'body' when calling testClientModel");
               }
               UriBuilder uriBuilder = UriBuilder.fromUri(apiClient.getBasePath() + "/fake");
 
               String url = uriBuilder.build().toString();
               GenericUrl genericUrl = new GenericUrl(url);
 
-              HttpContent content = client == null ?
+              HttpContent content = body == null ?
                 apiClient.new JacksonJsonHttpContent(null) :
-                new InputStreamContent(mediaType == null ? Json.MEDIA_TYPE : mediaType, client);
+                new InputStreamContent(mediaType == null ? Json.MEDIA_TYPE : mediaType, body);
               return apiClient.getHttpRequestFactory().buildRequest(HttpMethods.PATCH, genericUrl, content).execute();
       }
 
-    public HttpResponse testClientModelForHttpResponse(Client client, Map<String, Object> params) throws IOException {
-        // verify the required parameter 'client' is set
-        if (client == null) {
-            throw new IllegalArgumentException("Missing the required parameter 'client' when calling testClientModel");
+    public HttpResponse testClientModelForHttpResponse(Client body, Map<String, Object> params) throws IOException {
+        // verify the required parameter 'body' is set
+        if (body == null) {
+            throw new IllegalArgumentException("Missing the required parameter 'body' when calling testClientModel");
         }
         UriBuilder uriBuilder = UriBuilder.fromUri(apiClient.getBasePath() + "/fake");
 
@@ -655,7 +655,7 @@ public class FakeApi {
         String url = uriBuilder.build().toString();
         GenericUrl genericUrl = new GenericUrl(url);
 
-        HttpContent content = apiClient.new JacksonJsonHttpContent(client);
+        HttpContent content = apiClient.new JacksonJsonHttpContent(body);
         return apiClient.getHttpRequestFactory().buildRequest(HttpMethods.PATCH, genericUrl, content).execute();
     }
 
@@ -1016,58 +1016,58 @@ public class FakeApi {
   /**
     * test inline additionalProperties
     * <p><b>200</b> - successful operation
-    * @param requestBody request body
+    * @param param request body
     * @throws IOException if an error occurs while attempting to invoke the API
     **/
-    public void testInlineAdditionalProperties(Map<String, String> requestBody) throws IOException {
-        testInlineAdditionalPropertiesForHttpResponse(requestBody);
+    public void testInlineAdditionalProperties(Map<String, String> param) throws IOException {
+        testInlineAdditionalPropertiesForHttpResponse(param);
     }
 
   /**
     * test inline additionalProperties
     * <p><b>200</b> - successful operation
-    * @param requestBody request body
+    * @param param request body
     * @param params Map of query params. A collection will be interpreted as passing in multiple instances of the same query param.
     * @throws IOException if an error occurs while attempting to invoke the API
     **/
-    public void testInlineAdditionalProperties(Map<String, String> requestBody, Map<String, Object> params) throws IOException {
-        testInlineAdditionalPropertiesForHttpResponse(requestBody, params);
+    public void testInlineAdditionalProperties(Map<String, String> param, Map<String, Object> params) throws IOException {
+        testInlineAdditionalPropertiesForHttpResponse(param, params);
     }
 
-    public HttpResponse testInlineAdditionalPropertiesForHttpResponse(Map<String, String> requestBody) throws IOException {
-        // verify the required parameter 'requestBody' is set
-        if (requestBody == null) {
-            throw new IllegalArgumentException("Missing the required parameter 'requestBody' when calling testInlineAdditionalProperties");
+    public HttpResponse testInlineAdditionalPropertiesForHttpResponse(Map<String, String> param) throws IOException {
+        // verify the required parameter 'param' is set
+        if (param == null) {
+            throw new IllegalArgumentException("Missing the required parameter 'param' when calling testInlineAdditionalProperties");
         }
         UriBuilder uriBuilder = UriBuilder.fromUri(apiClient.getBasePath() + "/fake/inline-additionalProperties");
 
         String url = uriBuilder.build().toString();
         GenericUrl genericUrl = new GenericUrl(url);
 
-        HttpContent content = apiClient.new JacksonJsonHttpContent(requestBody);
+        HttpContent content = apiClient.new JacksonJsonHttpContent(param);
         return apiClient.getHttpRequestFactory().buildRequest(HttpMethods.POST, genericUrl, content).execute();
     }
 
-      public HttpResponse testInlineAdditionalPropertiesForHttpResponse(java.io.InputStream requestBody, String mediaType) throws IOException {
-          // verify the required parameter 'requestBody' is set
-              if (requestBody == null) {
-              throw new IllegalArgumentException("Missing the required parameter 'requestBody' when calling testInlineAdditionalProperties");
+      public HttpResponse testInlineAdditionalPropertiesForHttpResponse(java.io.InputStream param, String mediaType) throws IOException {
+          // verify the required parameter 'param' is set
+              if (param == null) {
+              throw new IllegalArgumentException("Missing the required parameter 'param' when calling testInlineAdditionalProperties");
               }
               UriBuilder uriBuilder = UriBuilder.fromUri(apiClient.getBasePath() + "/fake/inline-additionalProperties");
 
               String url = uriBuilder.build().toString();
               GenericUrl genericUrl = new GenericUrl(url);
 
-              HttpContent content = requestBody == null ?
+              HttpContent content = param == null ?
                 apiClient.new JacksonJsonHttpContent(null) :
-                new InputStreamContent(mediaType == null ? Json.MEDIA_TYPE : mediaType, requestBody);
+                new InputStreamContent(mediaType == null ? Json.MEDIA_TYPE : mediaType, param);
               return apiClient.getHttpRequestFactory().buildRequest(HttpMethods.POST, genericUrl, content).execute();
       }
 
-    public HttpResponse testInlineAdditionalPropertiesForHttpResponse(Map<String, String> requestBody, Map<String, Object> params) throws IOException {
-        // verify the required parameter 'requestBody' is set
-        if (requestBody == null) {
-            throw new IllegalArgumentException("Missing the required parameter 'requestBody' when calling testInlineAdditionalProperties");
+    public HttpResponse testInlineAdditionalPropertiesForHttpResponse(Map<String, String> param, Map<String, Object> params) throws IOException {
+        // verify the required parameter 'param' is set
+        if (param == null) {
+            throw new IllegalArgumentException("Missing the required parameter 'param' when calling testInlineAdditionalProperties");
         }
         UriBuilder uriBuilder = UriBuilder.fromUri(apiClient.getBasePath() + "/fake/inline-additionalProperties");
 
@@ -1092,7 +1092,7 @@ public class FakeApi {
         String url = uriBuilder.build().toString();
         GenericUrl genericUrl = new GenericUrl(url);
 
-        HttpContent content = apiClient.new JacksonJsonHttpContent(requestBody);
+        HttpContent content = apiClient.new JacksonJsonHttpContent(param);
         return apiClient.getHttpRequestFactory().buildRequest(HttpMethods.POST, genericUrl, content).execute();
     }
 

samples/client/petstore/java/google-api-client/src/main/java/org/openapitools/client/api/FakeClassnameTags123Api.java

@@ -44,12 +44,12 @@ public class FakeClassnameTags123Api {
     * To test class name in snake case
     * To test class name in snake case
     * <p><b>200</b> - successful operation
-    * @param client client model
+    * @param body client model
     * @return Client
     * @throws IOException if an error occurs while attempting to invoke the API
     **/
-    public Client testClassname(Client client) throws IOException {
-        HttpResponse response = testClassnameForHttpResponse(client);
+    public Client testClassname(Client body) throws IOException {
+        HttpResponse response = testClassnameForHttpResponse(body);
         TypeReference typeRef = new TypeReference<Client>() {};
         return apiClient.getObjectMapper().readValue(response.getContent(), typeRef);
     }
@@ -58,51 +58,51 @@ public class FakeClassnameTags123Api {
     * To test class name in snake case
     * To test class name in snake case
     * <p><b>200</b> - successful operation
-    * @param client client model
+    * @param body client model
     * @param params Map of query params. A collection will be interpreted as passing in multiple instances of the same query param.
     * @return Client
     * @throws IOException if an error occurs while attempting to invoke the API
     **/
-    public Client testClassname(Client client, Map<String, Object> params) throws IOException {
-        HttpResponse response = testClassnameForHttpResponse(client, params);
+    public Client testClassname(Client body, Map<String, Object> params) throws IOException {
+        HttpResponse response = testClassnameForHttpResponse(body, params);
         TypeReference typeRef = new TypeReference<Client>() {};
         return apiClient.getObjectMapper().readValue(response.getContent(), typeRef);
     }
 
-    public HttpResponse testClassnameForHttpResponse(Client client) throws IOException {
-        // verify the required parameter 'client' is set
-        if (client == null) {
-            throw new IllegalArgumentException("Missing the required parameter 'client' when calling testClassname");
+    public HttpResponse testClassnameForHttpResponse(Client body) throws IOException {
+        // verify the required parameter 'body' is set
+        if (body == null) {
+            throw new IllegalArgumentException("Missing the required parameter 'body' when calling testClassname");
         }
         UriBuilder uriBuilder = UriBuilder.fromUri(apiClient.getBasePath() + "/fake_classname_test");
 
         String url = uriBuilder.build().toString();
         GenericUrl genericUrl = new GenericUrl(url);
 
-        HttpContent content = apiClient.new JacksonJsonHttpContent(client);
+        HttpContent content = apiClient.new JacksonJsonHttpContent(body);
         return apiClient.getHttpRequestFactory().buildRequest(HttpMethods.PATCH, genericUrl, content).execute();
     }
 
-      public HttpResponse testClassnameForHttpResponse(java.io.InputStream client, String mediaType) throws IOException {
-          // verify the required parameter 'client' is set
-              if (client == null) {
-              throw new IllegalArgumentException("Missing the required parameter 'client' when calling testClassname");
+      public HttpResponse testClassnameForHttpResponse(java.io.InputStream body, String mediaType) throws IOException {
+          // verify the required parameter 'body' is set
+              if (body == null) {
+              throw new IllegalArgumentException("Missing the required parameter 'body' when calling testClassname");
               }
               UriBuilder uriBuilder = UriBuilder.fromUri(apiClient.getBasePath() + "/fake_classname_test");
 
               String url = uriBuilder.build().toString();
               GenericUrl genericUrl = new GenericUrl(url);
 
-              HttpContent content = client == null ?
+              HttpContent content = body == null ?
                 apiClient.new JacksonJsonHttpContent(null) :
-                new InputStreamContent(mediaType == null ? Json.MEDIA_TYPE : mediaType, client);
+                new InputStreamContent(mediaType == null ? Json.MEDIA_TYPE : mediaType, body);
               return apiClient.getHttpRequestFactory().buildRequest(HttpMethods.PATCH, genericUrl, content).execute();
       }
 
-    public HttpResponse testClassnameForHttpResponse(Client client, Map<String, Object> params) throws IOException {
-        // verify the required parameter 'client' is set
-        if (client == null) {
-            throw new IllegalArgumentException("Missing the required parameter 'client' when calling testClassname");
+    public HttpResponse testClassnameForHttpResponse(Client body, Map<String, Object> params) throws IOException {
+        // verify the required parameter 'body' is set
+        if (body == null) {
+            throw new IllegalArgumentException("Missing the required parameter 'body' when calling testClassname");
         }
         UriBuilder uriBuilder = UriBuilder.fromUri(apiClient.getBasePath() + "/fake_classname_test");
 
@@ -127,7 +127,7 @@ public class FakeClassnameTags123Api {
         String url = uriBuilder.build().toString();
         GenericUrl genericUrl = new GenericUrl(url);
 
-        HttpContent content = apiClient.new JacksonJsonHttpContent(client);
+        HttpContent content = apiClient.new JacksonJsonHttpContent(body);
         return apiClient.getHttpRequestFactory().buildRequest(HttpMethods.PATCH, genericUrl, content).execute();
     }
 

samples/client/petstore/java/google-api-client/src/main/java/org/openapitools/client/api/PetApi.java

@@ -45,58 +45,58 @@ public class PetApi {
   /**
     * Add a new pet to the store
     * <p><b>405</b> - Invalid input
-    * @param pet Pet object that needs to be added to the store
+    * @param body Pet object that needs to be added to the store
     * @throws IOException if an error occurs while attempting to invoke the API
     **/
-    public void addPet(Pet pet) throws IOException {
-        addPetForHttpResponse(pet);
+    public void addPet(Pet body) throws IOException {
+        addPetForHttpResponse(body);
     }
 
   /**
     * Add a new pet to the store
     * <p><b>405</b> - Invalid input
-    * @param pet Pet object that needs to be added to the store
+    * @param body Pet object that needs to be added to the store
     * @param params Map of query params. A collection will be interpreted as passing in multiple instances of the same query param.
     * @throws IOException if an error occurs while attempting to invoke the API
     **/
-    public void addPet(Pet pet, Map<String, Object> params) throws IOException {
-        addPetForHttpResponse(pet, params);
+    public void addPet(Pet body, Map<String, Object> params) throws IOException {
+        addPetForHttpResponse(body, params);
     }
 
-    public HttpResponse addPetForHttpResponse(Pet pet) throws IOException {
-        // verify the required parameter 'pet' is set
-        if (pet == null) {
-            throw new IllegalArgumentException("Missing the required parameter 'pet' when calling addPet");
+    public HttpResponse addPetForHttpResponse(Pet body) throws IOException {
+        // verify the required parameter 'body' is set
+        if (body == null) {
+            throw new IllegalArgumentException("Missing the required parameter 'body' when calling addPet");
         }
         UriBuilder uriBuilder = UriBuilder.fromUri(apiClient.getBasePath() + "/pet");
 
         String url = uriBuilder.build().toString();
         GenericUrl genericUrl = new GenericUrl(url);
 
-        HttpContent content = apiClient.new JacksonJsonHttpContent(pet);
+        HttpContent content = apiClient.new JacksonJsonHttpContent(body);
         return apiClient.getHttpRequestFactory().buildRequest(HttpMethods.POST, genericUrl, content).execute();
     }
 
-      public HttpResponse addPetForHttpResponse(java.io.InputStream pet, String mediaType) throws IOException {
-          // verify the required parameter 'pet' is set
-              if (pet == null) {
-              throw new IllegalArgumentException("Missing the required parameter 'pet' when calling addPet");
+      public HttpResponse addPetForHttpResponse(java.io.InputStream body, String mediaType) throws IOException {
+          // verify the required parameter 'body' is set
+              if (body == null) {
+              throw new IllegalArgumentException("Missing the required parameter 'body' when calling addPet");
               }
               UriBuilder uriBuilder = UriBuilder.fromUri(apiClient.getBasePath() + "/pet");
 
               String url = uriBuilder.build().toString();
               GenericUrl genericUrl = new GenericUrl(url);
 
-              HttpContent content = pet == null ?
+              HttpContent content = body == null ?
                 apiClient.new JacksonJsonHttpContent(null) :
-                new InputStreamContent(mediaType == null ? Json.MEDIA_TYPE : mediaType, pet);
+                new InputStreamContent(mediaType == null ? Json.MEDIA_TYPE : mediaType, body);
               return apiClient.getHttpRequestFactory().buildRequest(HttpMethods.POST, genericUrl, content).execute();
       }
 
-    public HttpResponse addPetForHttpResponse(Pet pet, Map<String, Object> params) throws IOException {
-        // verify the required parameter 'pet' is set
-        if (pet == null) {
-            throw new IllegalArgumentException("Missing the required parameter 'pet' when calling addPet");
+    public HttpResponse addPetForHttpResponse(Pet body, Map<String, Object> params) throws IOException {
+        // verify the required parameter 'body' is set
+        if (body == null) {
+            throw new IllegalArgumentException("Missing the required parameter 'body' when calling addPet");
         }
         UriBuilder uriBuilder = UriBuilder.fromUri(apiClient.getBasePath() + "/pet");
 
@@ -121,7 +121,7 @@ public class PetApi {
         String url = uriBuilder.build().toString();
         GenericUrl genericUrl = new GenericUrl(url);
 
-        HttpContent content = apiClient.new JacksonJsonHttpContent(pet);
+        HttpContent content = apiClient.new JacksonJsonHttpContent(body);
         return apiClient.getHttpRequestFactory().buildRequest(HttpMethods.POST, genericUrl, content).execute();
     }
 
@@ -474,11 +474,11 @@ public class PetApi {
     * <p><b>400</b> - Invalid ID supplied
     * <p><b>404</b> - Pet not found
     * <p><b>405</b> - Validation exception
-    * @param pet Pet object that needs to be added to the store
+    * @param body Pet object that needs to be added to the store
     * @throws IOException if an error occurs while attempting to invoke the API
     **/
-    public void updatePet(Pet pet) throws IOException {
-        updatePetForHttpResponse(pet);
+    public void updatePet(Pet body) throws IOException {
+        updatePetForHttpResponse(body);
     }
 
   /**
@@ -486,48 +486,48 @@ public class PetApi {
     * <p><b>400</b> - Invalid ID supplied
     * <p><b>404</b> - Pet not found
     * <p><b>405</b> - Validation exception
-    * @param pet Pet object that needs to be added to the store
+    * @param body Pet object that needs to be added to the store
     * @param params Map of query params. A collection will be interpreted as passing in multiple instances of the same query param.
     * @throws IOException if an error occurs while attempting to invoke the API
     **/
-    public void updatePet(Pet pet, Map<String, Object> params) throws IOException {
-        updatePetForHttpResponse(pet, params);
+    public void updatePet(Pet body, Map<String, Object> params) throws IOException {
+        updatePetForHttpResponse(body, params);
     }
 
-    public HttpResponse updatePetForHttpResponse(Pet pet) throws IOException {
-        // verify the required parameter 'pet' is set
-        if (pet == null) {
-            throw new IllegalArgumentException("Missing the required parameter 'pet' when calling updatePet");
+    public HttpResponse updatePetForHttpResponse(Pet body) throws IOException {
+        // verify the required parameter 'body' is set
+        if (body == null) {
+            throw new IllegalArgumentException("Missing the required parameter 'body' when calling updatePet");
         }
         UriBuilder uriBuilder = UriBuilder.fromUri(apiClient.getBasePath() + "/pet");
 
         String url = uriBuilder.build().toString();
         GenericUrl genericUrl = new GenericUrl(url);
 
-        HttpContent content = apiClient.new JacksonJsonHttpContent(pet);
+        HttpContent content = apiClient.new JacksonJsonHttpContent(body);
         return apiClient.getHttpRequestFactory().buildRequest(HttpMethods.PUT, genericUrl, content).execute();
     }
 
-      public HttpResponse updatePetForHttpResponse(java.io.InputStream pet, String mediaType) throws IOException {
-          // verify the required parameter 'pet' is set
-              if (pet == null) {
-              throw new IllegalArgumentException("Missing the required parameter 'pet' when calling updatePet");
+      public HttpResponse updatePetForHttpResponse(java.io.InputStream body, String mediaType) throws IOException {
+          // verify the required parameter 'body' is set
+              if (body == null) {
+              throw new IllegalArgumentException("Missing the required parameter 'body' when calling updatePet");
               }
               UriBuilder uriBuilder = UriBuilder.fromUri(apiClient.getBasePath() + "/pet");
 
               String url = uriBuilder.build().toString();
               GenericUrl genericUrl = new GenericUrl(url);
 
-              HttpContent content = pet == null ?
+              HttpContent content = body == null ?
                 apiClient.new JacksonJsonHttpContent(null) :
-                new InputStreamContent(mediaType == null ? Json.MEDIA_TYPE : mediaType, pet);
+                new InputStreamContent(mediaType == null ? Json.MEDIA_TYPE : mediaType, body);
               return apiClient.getHttpRequestFactory().buildRequest(HttpMethods.PUT, genericUrl, content).execute();
       }
 
-    public HttpResponse updatePetForHttpResponse(Pet pet, Map<String, Object> params) throws IOException {
-        // verify the required parameter 'pet' is set
-        if (pet == null) {
-            throw new IllegalArgumentException("Missing the required parameter 'pet' when calling updatePet");
+    public HttpResponse updatePetForHttpResponse(Pet body, Map<String, Object> params) throws IOException {
+        // verify the required parameter 'body' is set
+        if (body == null) {
+            throw new IllegalArgumentException("Missing the required parameter 'body' when calling updatePet");
         }
         UriBuilder uriBuilder = UriBuilder.fromUri(apiClient.getBasePath() + "/pet");
 
@@ -552,7 +552,7 @@ public class PetApi {
         String url = uriBuilder.build().toString();
         GenericUrl genericUrl = new GenericUrl(url);
 
-        HttpContent content = apiClient.new JacksonJsonHttpContent(pet);
+        HttpContent content = apiClient.new JacksonJsonHttpContent(body);
         return apiClient.getHttpRequestFactory().buildRequest(HttpMethods.PUT, genericUrl, content).execute();
     }
 

samples/client/petstore/java/google-api-client/src/main/java/org/openapitools/client/api/StoreApi.java

@@ -276,12 +276,12 @@ public class StoreApi {
     * Place an order for a pet
     * <p><b>200</b> - successful operation
     * <p><b>400</b> - Invalid Order
-    * @param order order placed for purchasing the pet
+    * @param body order placed for purchasing the pet
     * @return Order
     * @throws IOException if an error occurs while attempting to invoke the API
     **/
-    public Order placeOrder(Order order) throws IOException {
-        HttpResponse response = placeOrderForHttpResponse(order);
+    public Order placeOrder(Order body) throws IOException {
+        HttpResponse response = placeOrderForHttpResponse(body);
         TypeReference typeRef = new TypeReference<Order>() {};
         return apiClient.getObjectMapper().readValue(response.getContent(), typeRef);
     }
@@ -290,51 +290,51 @@ public class StoreApi {
     * Place an order for a pet
     * <p><b>200</b> - successful operation
     * <p><b>400</b> - Invalid Order
-    * @param order order placed for purchasing the pet
+    * @param body order placed for purchasing the pet
     * @param params Map of query params. A collection will be interpreted as passing in multiple instances of the same query param.
     * @return Order
     * @throws IOException if an error occurs while attempting to invoke the API
     **/
-    public Order placeOrder(Order order, Map<String, Object> params) throws IOException {
-        HttpResponse response = placeOrderForHttpResponse(order, params);
+    public Order placeOrder(Order body, Map<String, Object> params) throws IOException {
+        HttpResponse response = placeOrderForHttpResponse(body, params);
         TypeReference typeRef = new TypeReference<Order>() {};
         return apiClient.getObjectMapper().readValue(response.getContent(), typeRef);
     }
 
-    public HttpResponse placeOrderForHttpResponse(Order order) throws IOException {
-        // verify the required parameter 'order' is set
-        if (order == null) {
-            throw new IllegalArgumentException("Missing the required parameter 'order' when calling placeOrder");
+    public HttpResponse placeOrderForHttpResponse(Order body) throws IOException {
+        // verify the required parameter 'body' is set
+        if (body == null) {
+            throw new IllegalArgumentException("Missing the required parameter 'body' when calling placeOrder");
         }
         UriBuilder uriBuilder = UriBuilder.fromUri(apiClient.getBasePath() + "/store/order");
 
         String url = uriBuilder.build().toString();
         GenericUrl genericUrl = new GenericUrl(url);
 
-        HttpContent content = apiClient.new JacksonJsonHttpContent(order);
+        HttpContent content = apiClient.new JacksonJsonHttpContent(body);
         return apiClient.getHttpRequestFactory().buildRequest(HttpMethods.POST, genericUrl, content).execute();
     }
 
-      public HttpResponse placeOrderForHttpResponse(java.io.InputStream order, String mediaType) throws IOException {
-          // verify the required parameter 'order' is set
-              if (order == null) {
-              throw new IllegalArgumentException("Missing the required parameter 'order' when calling placeOrder");
+      public HttpResponse placeOrderForHttpResponse(java.io.InputStream body, String mediaType) throws IOException {
+          // verify the required parameter 'body' is set
+              if (body == null) {
+              throw new IllegalArgumentException("Missing the required parameter 'body' when calling placeOrder");
               }
               UriBuilder uriBuilder = UriBuilder.fromUri(apiClient.getBasePath() + "/store/order");
 
               String url = uriBuilder.build().toString();
               GenericUrl genericUrl = new GenericUrl(url);
 
-              HttpContent content = order == null ?
+              HttpContent content = body == null ?
                 apiClient.new JacksonJsonHttpContent(null) :
-                new InputStreamContent(mediaType == null ? Json.MEDIA_TYPE : mediaType, order);
+                new InputStreamContent(mediaType == null ? Json.MEDIA_TYPE : mediaType, body);
               return apiClient.getHttpRequestFactory().buildRequest(HttpMethods.POST, genericUrl, content).execute();
       }
 
-    public HttpResponse placeOrderForHttpResponse(Order order, Map<String, Object> params) throws IOException {
-        // verify the required parameter 'order' is set
-        if (order == null) {
-            throw new IllegalArgumentException("Missing the required parameter 'order' when calling placeOrder");
+    public HttpResponse placeOrderForHttpResponse(Order body, Map<String, Object> params) throws IOException {
+        // verify the required parameter 'body' is set
+        if (body == null) {
+            throw new IllegalArgumentException("Missing the required parameter 'body' when calling placeOrder");
         }
         UriBuilder uriBuilder = UriBuilder.fromUri(apiClient.getBasePath() + "/store/order");
 
@@ -359,7 +359,7 @@ public class StoreApi {
         String url = uriBuilder.build().toString();
         GenericUrl genericUrl = new GenericUrl(url);
 
-        HttpContent content = apiClient.new JacksonJsonHttpContent(order);
+        HttpContent content = apiClient.new JacksonJsonHttpContent(body);
         return apiClient.getHttpRequestFactory().buildRequest(HttpMethods.POST, genericUrl, content).execute();
     }
 

samples/client/petstore/java/google-api-client/src/main/java/org/openapitools/client/api/UserApi.java

@@ -44,59 +44,59 @@ public class UserApi {
     * Create user
     * This can only be done by the logged in user.
     * <p><b>0</b> - successful operation
-    * @param user Created user object
+    * @param body Created user object
     * @throws IOException if an error occurs while attempting to invoke the API
     **/
-    public void createUser(User user) throws IOException {
-        createUserForHttpResponse(user);
+    public void createUser(User body) throws IOException {
+        createUserForHttpResponse(body);
     }
 
   /**
     * Create user
     * This can only be done by the logged in user.
     * <p><b>0</b> - successful operation
-    * @param user Created user object
+    * @param body Created user object
     * @param params Map of query params. A collection will be interpreted as passing in multiple instances of the same query param.
     * @throws IOException if an error occurs while attempting to invoke the API
     **/
-    public void createUser(User user, Map<String, Object> params) throws IOException {
-        createUserForHttpResponse(user, params);
+    public void createUser(User body, Map<String, Object> params) throws IOException {
+        createUserForHttpResponse(body, params);
     }
 
-    public HttpResponse createUserForHttpResponse(User user) throws IOException {
-        // verify the required parameter 'user' is set
-        if (user == null) {
-            throw new IllegalArgumentException("Missing the required parameter 'user' when calling createUser");
+    public HttpResponse createUserForHttpResponse(User body) throws IOException {
+        // verify the required parameter 'body' is set
+        if (body == null) {
+            throw new IllegalArgumentException("Missing the required parameter 'body' when calling createUser");
         }
         UriBuilder uriBuilder = UriBuilder.fromUri(apiClient.getBasePath() + "/user");
 
         String url = uriBuilder.build().toString();
         GenericUrl genericUrl = new GenericUrl(url);
 
-        HttpContent content = apiClient.new JacksonJsonHttpContent(user);
+        HttpContent content = apiClient.new JacksonJsonHttpContent(body);
         return apiClient.getHttpRequestFactory().buildRequest(HttpMethods.POST, genericUrl, content).execute();
     }
 
-      public HttpResponse createUserForHttpResponse(java.io.InputStream user, String mediaType) throws IOException {
-          // verify the required parameter 'user' is set
-              if (user == null) {
-              throw new IllegalArgumentException("Missing the required parameter 'user' when calling createUser");
+      public HttpResponse createUserForHttpResponse(java.io.InputStream body, String mediaType) throws IOException {
+          // verify the required parameter 'body' is set
+              if (body == null) {
+              throw new IllegalArgumentException("Missing the required parameter 'body' when calling createUser");
               }
               UriBuilder uriBuilder = UriBuilder.fromUri(apiClient.getBasePath() + "/user");
 
               String url = uriBuilder.build().toString();
               GenericUrl genericUrl = new GenericUrl(url);
 
-              HttpContent content = user == null ?
+              HttpContent content = body == null ?
                 apiClient.new JacksonJsonHttpContent(null) :
-                new InputStreamContent(mediaType == null ? Json.MEDIA_TYPE : mediaType, user);
+                new InputStreamContent(mediaType == null ? Json.MEDIA_TYPE : mediaType, body);
               return apiClient.getHttpRequestFactory().buildRequest(HttpMethods.POST, genericUrl, content).execute();
       }
 
-    public HttpResponse createUserForHttpResponse(User user, Map<String, Object> params) throws IOException {
-        // verify the required parameter 'user' is set
-        if (user == null) {
-            throw new IllegalArgumentException("Missing the required parameter 'user' when calling createUser");
+    public HttpResponse createUserForHttpResponse(User body, Map<String, Object> params) throws IOException {
+        // verify the required parameter 'body' is set
+        if (body == null) {
+            throw new IllegalArgumentException("Missing the required parameter 'body' when calling createUser");
         }
         UriBuilder uriBuilder = UriBuilder.fromUri(apiClient.getBasePath() + "/user");
 
@@ -121,7 +121,7 @@ public class UserApi {
         String url = uriBuilder.build().toString();
         GenericUrl genericUrl = new GenericUrl(url);
 
-        HttpContent content = apiClient.new JacksonJsonHttpContent(user);
+        HttpContent content = apiClient.new JacksonJsonHttpContent(body);
         return apiClient.getHttpRequestFactory().buildRequest(HttpMethods.POST, genericUrl, content).execute();
     }
 
@@ -129,58 +129,58 @@ public class UserApi {
   /**
     * Creates list of users with given input array
     * <p><b>0</b> - successful operation
-    * @param user List of user object
+    * @param body List of user object
     * @throws IOException if an error occurs while attempting to invoke the API
     **/
-    public void createUsersWithArrayInput(List<User> user) throws IOException {
-        createUsersWithArrayInputForHttpResponse(user);
+    public void createUsersWithArrayInput(List<User> body) throws IOException {
+        createUsersWithArrayInputForHttpResponse(body);
     }
 
   /**
     * Creates list of users with given input array
     * <p><b>0</b> - successful operation
-    * @param user List of user object
+    * @param body List of user object
     * @param params Map of query params. A collection will be interpreted as passing in multiple instances of the same query param.
     * @throws IOException if an error occurs while attempting to invoke the API
     **/
-    public void createUsersWithArrayInput(List<User> user, Map<String, Object> params) throws IOException {
-        createUsersWithArrayInputForHttpResponse(user, params);
+    public void createUsersWithArrayInput(List<User> body, Map<String, Object> params) throws IOException {
+        createUsersWithArrayInputForHttpResponse(body, params);
     }
 
-    public HttpResponse createUsersWithArrayInputForHttpResponse(List<User> user) throws IOException {
-        // verify the required parameter 'user' is set
-        if (user == null) {
-            throw new IllegalArgumentException("Missing the required parameter 'user' when calling createUsersWithArrayInput");
+    public HttpResponse createUsersWithArrayInputForHttpResponse(List<User> body) throws IOException {
+        // verify the required parameter 'body' is set
+        if (body == null) {
+            throw new IllegalArgumentException("Missing the required parameter 'body' when calling createUsersWithArrayInput");
         }
         UriBuilder uriBuilder = UriBuilder.fromUri(apiClient.getBasePath() + "/user/createWithArray");
 
         String url = uriBuilder.build().toString();
         GenericUrl genericUrl = new GenericUrl(url);
 
-        HttpContent content = apiClient.new JacksonJsonHttpContent(user);
+        HttpContent content = apiClient.new JacksonJsonHttpContent(body);
         return apiClient.getHttpRequestFactory().buildRequest(HttpMethods.POST, genericUrl, content).execute();
     }
 
-      public HttpResponse createUsersWithArrayInputForHttpResponse(java.io.InputStream user, String mediaType) throws IOException {
-          // verify the required parameter 'user' is set
-              if (user == null) {
-              throw new IllegalArgumentException("Missing the required parameter 'user' when calling createUsersWithArrayInput");
+      public HttpResponse createUsersWithArrayInputForHttpResponse(java.io.InputStream body, String mediaType) throws IOException {
+          // verify the required parameter 'body' is set
+              if (body == null) {
+              throw new IllegalArgumentException("Missing the required parameter 'body' when calling createUsersWithArrayInput");
               }
               UriBuilder uriBuilder = UriBuilder.fromUri(apiClient.getBasePath() + "/user/createWithArray");
 
               String url = uriBuilder.build().toString();
               GenericUrl genericUrl = new GenericUrl(url);
 
-              HttpContent content = user == null ?
+              HttpContent content = body == null ?
                 apiClient.new JacksonJsonHttpContent(null) :
-                new InputStreamContent(mediaType == null ? Json.MEDIA_TYPE : mediaType, user);
+                new InputStreamContent(mediaType == null ? Json.MEDIA_TYPE : mediaType, body);
               return apiClient.getHttpRequestFactory().buildRequest(HttpMethods.POST, genericUrl, content).execute();
       }
 
-    public HttpResponse createUsersWithArrayInputForHttpResponse(List<User> user, Map<String, Object> params) throws IOException {
-        // verify the required parameter 'user' is set
-        if (user == null) {
-            throw new IllegalArgumentException("Missing the required parameter 'user' when calling createUsersWithArrayInput");
+    public HttpResponse createUsersWithArrayInputForHttpResponse(List<User> body, Map<String, Object> params) throws IOException {
+        // verify the required parameter 'body' is set
+        if (body == null) {
+            throw new IllegalArgumentException("Missing the required parameter 'body' when calling createUsersWithArrayInput");
         }
         UriBuilder uriBuilder = UriBuilder.fromUri(apiClient.getBasePath() + "/user/createWithArray");
 
@@ -205,7 +205,7 @@ public class UserApi {
         String url = uriBuilder.build().toString();
         GenericUrl genericUrl = new GenericUrl(url);
 
-        HttpContent content = apiClient.new JacksonJsonHttpContent(user);
+        HttpContent content = apiClient.new JacksonJsonHttpContent(body);
         return apiClient.getHttpRequestFactory().buildRequest(HttpMethods.POST, genericUrl, content).execute();
     }
 
@@ -213,58 +213,58 @@ public class UserApi {
   /**
     * Creates list of users with given input array
     * <p><b>0</b> - successful operation
-    * @param user List of user object
+    * @param body List of user object
     * @throws IOException if an error occurs while attempting to invoke the API
     **/
-    public void createUsersWithListInput(List<User> user) throws IOException {
-        createUsersWithListInputForHttpResponse(user);
+    public void createUsersWithListInput(List<User> body) throws IOException {
+        createUsersWithListInputForHttpResponse(body);
     }
 
   /**
     * Creates list of users with given input array
     * <p><b>0</b> - successful operation
-    * @param user List of user object
+    * @param body List of user object
     * @param params Map of query params. A collection will be interpreted as passing in multiple instances of the same query param.
     * @throws IOException if an error occurs while attempting to invoke the API
     **/
-    public void createUsersWithListInput(List<User> user, Map<String, Object> params) throws IOException {
-        createUsersWithListInputForHttpResponse(user, params);
+    public void createUsersWithListInput(List<User> body, Map<String, Object> params) throws IOException {
+        createUsersWithListInputForHttpResponse(body, params);
     }
 
-    public HttpResponse createUsersWithListInputForHttpResponse(List<User> user) throws IOException {
-        // verify the required parameter 'user' is set
-        if (user == null) {
-            throw new IllegalArgumentException("Missing the required parameter 'user' when calling createUsersWithListInput");
+    public HttpResponse createUsersWithListInputForHttpResponse(List<User> body) throws IOException {
+        // verify the required parameter 'body' is set
+        if (body == null) {
+            throw new IllegalArgumentException("Missing the required parameter 'body' when calling createUsersWithListInput");
         }
         UriBuilder uriBuilder = UriBuilder.fromUri(apiClient.getBasePath() + "/user/createWithList");
 
         String url = uriBuilder.build().toString();
         GenericUrl genericUrl = new GenericUrl(url);
 
-        HttpContent content = apiClient.new JacksonJsonHttpContent(user);
+        HttpContent content = apiClient.new JacksonJsonHttpContent(body);
         return apiClient.getHttpRequestFactory().buildRequest(HttpMethods.POST, genericUrl, content).execute();
     }
 
-      public HttpResponse createUsersWithListInputForHttpResponse(java.io.InputStream user, String mediaType) throws IOException {
-          // verify the required parameter 'user' is set
-              if (user == null) {
-              throw new IllegalArgumentException("Missing the required parameter 'user' when calling createUsersWithListInput");
+      public HttpResponse createUsersWithListInputForHttpResponse(java.io.InputStream body, String mediaType) throws IOException {
+          // verify the required parameter 'body' is set
+              if (body == null) {
+              throw new IllegalArgumentException("Missing the required parameter 'body' when calling createUsersWithListInput");
               }
               UriBuilder uriBuilder = UriBuilder.fromUri(apiClient.getBasePath() + "/user/createWithList");
 
               String url = uriBuilder.build().toString();
               GenericUrl genericUrl = new GenericUrl(url);
 
-              HttpContent content = user == null ?
+              HttpContent content = body == null ?
                 apiClient.new JacksonJsonHttpContent(null) :
-                new InputStreamContent(mediaType == null ? Json.MEDIA_TYPE : mediaType, user);
+                new InputStreamContent(mediaType == null ? Json.MEDIA_TYPE : mediaType, body);
               return apiClient.getHttpRequestFactory().buildRequest(HttpMethods.POST, genericUrl, content).execute();
       }
 
-    public HttpResponse createUsersWithListInputForHttpResponse(List<User> user, Map<String, Object> params) throws IOException {
-        // verify the required parameter 'user' is set
-        if (user == null) {
-            throw new IllegalArgumentException("Missing the required parameter 'user' when calling createUsersWithListInput");
+    public HttpResponse createUsersWithListInputForHttpResponse(List<User> body, Map<String, Object> params) throws IOException {
+        // verify the required parameter 'body' is set
+        if (body == null) {
+            throw new IllegalArgumentException("Missing the required parameter 'body' when calling createUsersWithListInput");
         }
         UriBuilder uriBuilder = UriBuilder.fromUri(apiClient.getBasePath() + "/user/createWithList");
 
@@ -289,7 +289,7 @@ public class UserApi {
         String url = uriBuilder.build().toString();
         GenericUrl genericUrl = new GenericUrl(url);
 
-        HttpContent content = apiClient.new JacksonJsonHttpContent(user);
+        HttpContent content = apiClient.new JacksonJsonHttpContent(body);
         return apiClient.getHttpRequestFactory().buildRequest(HttpMethods.POST, genericUrl, content).execute();
     }
 
@@ -631,11 +631,11 @@ public class UserApi {
     * <p><b>400</b> - Invalid user supplied
     * <p><b>404</b> - User not found
     * @param username name that need to be deleted
-    * @param user Updated user object
+    * @param body Updated user object
     * @throws IOException if an error occurs while attempting to invoke the API
     **/
-    public void updateUser(String username, User user) throws IOException {
-        updateUserForHttpResponse(username, user);
+    public void updateUser(String username, User body) throws IOException {
+        updateUserForHttpResponse(username, body);
     }
 
   /**
@@ -644,21 +644,21 @@ public class UserApi {
     * <p><b>400</b> - Invalid user supplied
     * <p><b>404</b> - User not found
     * @param username name that need to be deleted
-    * @param user Updated user object
+    * @param body Updated user object
     * @param params Map of query params. A collection will be interpreted as passing in multiple instances of the same query param.
     * @throws IOException if an error occurs while attempting to invoke the API
     **/
-    public void updateUser(String username, User user, Map<String, Object> params) throws IOException {
-        updateUserForHttpResponse(username, user, params);
+    public void updateUser(String username, User body, Map<String, Object> params) throws IOException {
+        updateUserForHttpResponse(username, body, params);
     }
 
-    public HttpResponse updateUserForHttpResponse(String username, User user) throws IOException {
+    public HttpResponse updateUserForHttpResponse(String username, User body) throws IOException {
         // verify the required parameter 'username' is set
         if (username == null) {
             throw new IllegalArgumentException("Missing the required parameter 'username' when calling updateUser");
-        }// verify the required parameter 'user' is set
-        if (user == null) {
-            throw new IllegalArgumentException("Missing the required parameter 'user' when calling updateUser");
+        }// verify the required parameter 'body' is set
+        if (body == null) {
+            throw new IllegalArgumentException("Missing the required parameter 'body' when calling updateUser");
         }
         // create a map of path variables
         final Map<String, Object> uriVariables = new HashMap<String, Object>();
@@ -668,17 +668,17 @@ public class UserApi {
         String url = uriBuilder.buildFromMap(uriVariables).toString();
         GenericUrl genericUrl = new GenericUrl(url);
 
-        HttpContent content = apiClient.new JacksonJsonHttpContent(user);
+        HttpContent content = apiClient.new JacksonJsonHttpContent(body);
         return apiClient.getHttpRequestFactory().buildRequest(HttpMethods.PUT, genericUrl, content).execute();
     }
 
-      public HttpResponse updateUserForHttpResponse(String username, java.io.InputStream user, String mediaType) throws IOException {
+      public HttpResponse updateUserForHttpResponse(String username, java.io.InputStream body, String mediaType) throws IOException {
           // verify the required parameter 'username' is set
               if (username == null) {
               throw new IllegalArgumentException("Missing the required parameter 'username' when calling updateUser");
-              }// verify the required parameter 'user' is set
-              if (user == null) {
-              throw new IllegalArgumentException("Missing the required parameter 'user' when calling updateUser");
+              }// verify the required parameter 'body' is set
+              if (body == null) {
+              throw new IllegalArgumentException("Missing the required parameter 'body' when calling updateUser");
               }
                   // create a map of path variables
                   final Map<String, Object> uriVariables = new HashMap<String, Object>();
@@ -688,19 +688,19 @@ public class UserApi {
               String url = uriBuilder.buildFromMap(uriVariables).toString();
               GenericUrl genericUrl = new GenericUrl(url);
 
-              HttpContent content = user == null ?
+              HttpContent content = body == null ?
                 apiClient.new JacksonJsonHttpContent(null) :
-                new InputStreamContent(mediaType == null ? Json.MEDIA_TYPE : mediaType, user);
+                new InputStreamContent(mediaType == null ? Json.MEDIA_TYPE : mediaType, body);
               return apiClient.getHttpRequestFactory().buildRequest(HttpMethods.PUT, genericUrl, content).execute();
       }
 
-    public HttpResponse updateUserForHttpResponse(String username, User user, Map<String, Object> params) throws IOException {
+    public HttpResponse updateUserForHttpResponse(String username, User body, Map<String, Object> params) throws IOException {
         // verify the required parameter 'username' is set
         if (username == null) {
             throw new IllegalArgumentException("Missing the required parameter 'username' when calling updateUser");
-        }// verify the required parameter 'user' is set
-        if (user == null) {
-            throw new IllegalArgumentException("Missing the required parameter 'user' when calling updateUser");
+        }// verify the required parameter 'body' is set
+        if (body == null) {
+            throw new IllegalArgumentException("Missing the required parameter 'body' when calling updateUser");
         }
         // create a map of path variables
         final Map<String, Object> uriVariables = new HashMap<String, Object>();
@@ -728,7 +728,7 @@ public class UserApi {
         String url = uriBuilder.buildFromMap(uriVariables).toString();
         GenericUrl genericUrl = new GenericUrl(url);
 
-        HttpContent content = apiClient.new JacksonJsonHttpContent(user);
+        HttpContent content = apiClient.new JacksonJsonHttpContent(body);
         return apiClient.getHttpRequestFactory().buildRequest(HttpMethods.PUT, genericUrl, content).execute();
     }
 

samples/client/petstore/java/jersey1/docs/AnotherFakeApi.md

@@ -9,7 +9,7 @@ Method | HTTP request | Description
 
 <a name="call123testSpecialTags"></a>
 # **call123testSpecialTags**
-> Client call123testSpecialTags(client)
+> Client call123testSpecialTags(body)
 
 To test special tags
 
@@ -23,9 +23,9 @@ To test special tags and operation ID starting with number
 
 
 AnotherFakeApi apiInstance = new AnotherFakeApi();
-Client client = new Client(); // Client | client model
+Client body = new Client(); // Client | client model
 try {
-    Client result = apiInstance.call123testSpecialTags(client);
+    Client result = apiInstance.call123testSpecialTags(body);
     System.out.println(result);
 } catch (ApiException e) {
     System.err.println("Exception when calling AnotherFakeApi#call123testSpecialTags");
@@ -37,7 +37,7 @@ try {
 
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
- **client** | [**Client**](Client.md)| client model |
+ **body** | [**Client**](Client.md)| client model |
 
 ### Return type
 

samples/client/petstore/java/jersey1/docs/FakeApi.md

@@ -65,7 +65,7 @@ No authorization required
 
 <a name="fakeOuterCompositeSerialize"></a>
 # **fakeOuterCompositeSerialize**
-> OuterComposite fakeOuterCompositeSerialize(outerComposite)
+> OuterComposite fakeOuterCompositeSerialize(body)
 
 
 
@@ -79,9 +79,9 @@ Test serialization of object with outer number type
 
 
 FakeApi apiInstance = new FakeApi();
-OuterComposite outerComposite = new OuterComposite(); // OuterComposite | Input composite as post body
+OuterComposite body = new OuterComposite(); // OuterComposite | Input composite as post body
 try {
-    OuterComposite result = apiInstance.fakeOuterCompositeSerialize(outerComposite);
+    OuterComposite result = apiInstance.fakeOuterCompositeSerialize(body);
     System.out.println(result);
 } catch (ApiException e) {
     System.err.println("Exception when calling FakeApi#fakeOuterCompositeSerialize");
@@ -93,7 +93,7 @@ try {
 
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
- **outerComposite** | [**OuterComposite**](OuterComposite.md)| Input composite as post body | [optional]
+ **body** | [**OuterComposite**](OuterComposite.md)| Input composite as post body | [optional]
 
 ### Return type
 
@@ -200,7 +200,7 @@ No authorization required
 
 <a name="testBodyWithFileSchema"></a>
 # **testBodyWithFileSchema**
-> testBodyWithFileSchema(fileSchemaTestClass)
+> testBodyWithFileSchema(body)
 
 
 
@@ -214,9 +214,9 @@ For this test, the body for this request much reference a schema named &#x60;Fil
 
 
 FakeApi apiInstance = new FakeApi();
-FileSchemaTestClass fileSchemaTestClass = new FileSchemaTestClass(); // FileSchemaTestClass | 
+FileSchemaTestClass body = new FileSchemaTestClass(); // FileSchemaTestClass | 
 try {
-    apiInstance.testBodyWithFileSchema(fileSchemaTestClass);
+    apiInstance.testBodyWithFileSchema(body);
 } catch (ApiException e) {
     System.err.println("Exception when calling FakeApi#testBodyWithFileSchema");
     e.printStackTrace();
@@ -227,7 +227,7 @@ try {
 
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
- **fileSchemaTestClass** | [**FileSchemaTestClass**](FileSchemaTestClass.md)|  |
+ **body** | [**FileSchemaTestClass**](FileSchemaTestClass.md)|  |
 
 ### Return type
 
@@ -244,7 +244,7 @@ No authorization required
 
 <a name="testBodyWithQueryParams"></a>
 # **testBodyWithQueryParams**
-> testBodyWithQueryParams(query, user)
+> testBodyWithQueryParams(query, body)
 
 
 
@@ -257,9 +257,9 @@ No authorization required
 
 FakeApi apiInstance = new FakeApi();
 String query = "query_example"; // String | 
-User user = new User(); // User | 
+User body = new User(); // User | 
 try {
-    apiInstance.testBodyWithQueryParams(query, user);
+    apiInstance.testBodyWithQueryParams(query, body);
 } catch (ApiException e) {
     System.err.println("Exception when calling FakeApi#testBodyWithQueryParams");
     e.printStackTrace();
@@ -271,7 +271,7 @@ try {
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
  **query** | **String**|  |
- **user** | [**User**](User.md)|  |
+ **body** | [**User**](User.md)|  |
 
 ### Return type
 
@@ -288,7 +288,7 @@ No authorization required
 
 <a name="testClientModel"></a>
 # **testClientModel**
-> Client testClientModel(client)
+> Client testClientModel(body)
 
 To test \&quot;client\&quot; model
 
@@ -302,9 +302,9 @@ To test \&quot;client\&quot; model
 
 
 FakeApi apiInstance = new FakeApi();
-Client client = new Client(); // Client | client model
+Client body = new Client(); // Client | client model
 try {
-    Client result = apiInstance.testClientModel(client);
+    Client result = apiInstance.testClientModel(body);
     System.out.println(result);
 } catch (ApiException e) {
     System.err.println("Exception when calling FakeApi#testClientModel");
@@ -316,7 +316,7 @@ try {
 
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
- **client** | [**Client**](Client.md)| client model |
+ **body** | [**Client**](Client.md)| client model |
 
 ### Return type
 
@@ -524,7 +524,7 @@ No authorization required
 
 <a name="testInlineAdditionalProperties"></a>
 # **testInlineAdditionalProperties**
-> testInlineAdditionalProperties(requestBody)
+> testInlineAdditionalProperties(param)
 
 test inline additionalProperties
 
@@ -536,9 +536,9 @@ test inline additionalProperties
 
 
 FakeApi apiInstance = new FakeApi();
-Map<String, String> requestBody = new HashMap(); // Map<String, String> | request body
+Map<String, String> param = new HashMap(); // Map<String, String> | request body
 try {
-    apiInstance.testInlineAdditionalProperties(requestBody);
+    apiInstance.testInlineAdditionalProperties(param);
 } catch (ApiException e) {
     System.err.println("Exception when calling FakeApi#testInlineAdditionalProperties");
     e.printStackTrace();
@@ -549,7 +549,7 @@ try {
 
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
- **requestBody** | [**Map&lt;String, String&gt;**](String.md)| request body |
+ **param** | [**Map&lt;String, String&gt;**](String.md)| request body |
 
 ### Return type
 

samples/client/petstore/java/jersey1/docs/FakeClassnameTags123Api.md

@@ -9,7 +9,7 @@ Method | HTTP request | Description
 
 <a name="testClassname"></a>
 # **testClassname**
-> Client testClassname(client)
+> Client testClassname(body)
 
 To test class name in snake case
 
@@ -33,9 +33,9 @@ api_key_query.setApiKey("YOUR API KEY");
 //api_key_query.setApiKeyPrefix("Token");
 
 FakeClassnameTags123Api apiInstance = new FakeClassnameTags123Api();
-Client client = new Client(); // Client | client model
+Client body = new Client(); // Client | client model
 try {
-    Client result = apiInstance.testClassname(client);
+    Client result = apiInstance.testClassname(body);
     System.out.println(result);
 } catch (ApiException e) {
     System.err.println("Exception when calling FakeClassnameTags123Api#testClassname");
@@ -47,7 +47,7 @@ try {
 
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
- **client** | [**Client**](Client.md)| client model |
+ **body** | [**Client**](Client.md)| client model |
 
 ### Return type
 

samples/client/petstore/java/jersey1/docs/PetApi.md

@@ -17,7 +17,7 @@ Method | HTTP request | Description
 
 <a name="addPet"></a>
 # **addPet**
-> addPet(pet)
+> addPet(body)
 
 Add a new pet to the store
 
@@ -37,9 +37,9 @@ OAuth petstore_auth = (OAuth) defaultClient.getAuthentication("petstore_auth");
 petstore_auth.setAccessToken("YOUR ACCESS TOKEN");
 
 PetApi apiInstance = new PetApi();
-Pet pet = new Pet(); // Pet | Pet object that needs to be added to the store
+Pet body = new Pet(); // Pet | Pet object that needs to be added to the store
 try {
-    apiInstance.addPet(pet);
+    apiInstance.addPet(body);
 } catch (ApiException e) {
     System.err.println("Exception when calling PetApi#addPet");
     e.printStackTrace();
@@ -50,7 +50,7 @@ try {
 
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
- **pet** | [**Pet**](Pet.md)| Pet object that needs to be added to the store |
+ **body** | [**Pet**](Pet.md)| Pet object that needs to be added to the store |
 
 ### Return type
 
@@ -280,7 +280,7 @@ Name | Type | Description  | Notes
 
 <a name="updatePet"></a>
 # **updatePet**
-> updatePet(pet)
+> updatePet(body)
 
 Update an existing pet
 
@@ -300,9 +300,9 @@ OAuth petstore_auth = (OAuth) defaultClient.getAuthentication("petstore_auth");
 petstore_auth.setAccessToken("YOUR ACCESS TOKEN");
 
 PetApi apiInstance = new PetApi();
-Pet pet = new Pet(); // Pet | Pet object that needs to be added to the store
+Pet body = new Pet(); // Pet | Pet object that needs to be added to the store
 try {
-    apiInstance.updatePet(pet);
+    apiInstance.updatePet(body);
 } catch (ApiException e) {
     System.err.println("Exception when calling PetApi#updatePet");
     e.printStackTrace();
@@ -313,7 +313,7 @@ try {
 
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
- **pet** | [**Pet**](Pet.md)| Pet object that needs to be added to the store |
+ **body** | [**Pet**](Pet.md)| Pet object that needs to be added to the store |
 
 ### Return type
 

samples/client/petstore/java/jersey1/docs/StoreApi.md

@@ -152,7 +152,7 @@ No authorization required
 
 <a name="placeOrder"></a>
 # **placeOrder**
-> Order placeOrder(order)
+> Order placeOrder(body)
 
 Place an order for a pet
 
@@ -164,9 +164,9 @@ Place an order for a pet
 
 
 StoreApi apiInstance = new StoreApi();
-Order order = new Order(); // Order | order placed for purchasing the pet
+Order body = new Order(); // Order | order placed for purchasing the pet
 try {
-    Order result = apiInstance.placeOrder(order);
+    Order result = apiInstance.placeOrder(body);
     System.out.println(result);
 } catch (ApiException e) {
     System.err.println("Exception when calling StoreApi#placeOrder");
@@ -178,7 +178,7 @@ try {
 
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
- **order** | [**Order**](Order.md)| order placed for purchasing the pet |
+ **body** | [**Order**](Order.md)| order placed for purchasing the pet |
 
 ### Return type
 

samples/client/petstore/java/jersey1/docs/UserApi.md

@@ -16,7 +16,7 @@ Method | HTTP request | Description
 
 <a name="createUser"></a>
 # **createUser**
-> createUser(user)
+> createUser(body)
 
 Create user
 
@@ -30,9 +30,9 @@ This can only be done by the logged in user.
 
 
 UserApi apiInstance = new UserApi();
-User user = new User(); // User | Created user object
+User body = new User(); // User | Created user object
 try {
-    apiInstance.createUser(user);
+    apiInstance.createUser(body);
 } catch (ApiException e) {
     System.err.println("Exception when calling UserApi#createUser");
     e.printStackTrace();
@@ -43,7 +43,7 @@ try {
 
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
- **user** | [**User**](User.md)| Created user object |
+ **body** | [**User**](User.md)| Created user object |
 
 ### Return type
 
@@ -60,7 +60,7 @@ No authorization required
 
 <a name="createUsersWithArrayInput"></a>
 # **createUsersWithArrayInput**
-> createUsersWithArrayInput(user)
+> createUsersWithArrayInput(body)
 
 Creates list of users with given input array
 
@@ -72,9 +72,9 @@ Creates list of users with given input array
 
 
 UserApi apiInstance = new UserApi();
-List<User> user = Arrays.asList(null); // List<User> | List of user object
+List<User> body = Arrays.asList(null); // List<User> | List of user object
 try {
-    apiInstance.createUsersWithArrayInput(user);
+    apiInstance.createUsersWithArrayInput(body);
 } catch (ApiException e) {
     System.err.println("Exception when calling UserApi#createUsersWithArrayInput");
     e.printStackTrace();
@@ -85,7 +85,7 @@ try {
 
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
- **user** | [**List&lt;User&gt;**](List.md)| List of user object |
+ **body** | [**List&lt;User&gt;**](List.md)| List of user object |
 
 ### Return type
 
@@ -102,7 +102,7 @@ No authorization required
 
 <a name="createUsersWithListInput"></a>
 # **createUsersWithListInput**
-> createUsersWithListInput(user)
+> createUsersWithListInput(body)
 
 Creates list of users with given input array
 
@@ -114,9 +114,9 @@ Creates list of users with given input array
 
 
 UserApi apiInstance = new UserApi();
-List<User> user = Arrays.asList(null); // List<User> | List of user object
+List<User> body = Arrays.asList(null); // List<User> | List of user object
 try {
-    apiInstance.createUsersWithListInput(user);
+    apiInstance.createUsersWithListInput(body);
 } catch (ApiException e) {
     System.err.println("Exception when calling UserApi#createUsersWithListInput");
     e.printStackTrace();
@@ -127,7 +127,7 @@ try {
 
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
- **user** | [**List&lt;User&gt;**](List.md)| List of user object |
+ **body** | [**List&lt;User&gt;**](List.md)| List of user object |
 
 ### Return type
 
@@ -314,7 +314,7 @@ No authorization required
 
 <a name="updateUser"></a>
 # **updateUser**
-> updateUser(username, user)
+> updateUser(username, body)
 
 Updated user
 
@@ -329,9 +329,9 @@ This can only be done by the logged in user.
 
 UserApi apiInstance = new UserApi();
 String username = "username_example"; // String | name that need to be deleted
-User user = new User(); // User | Updated user object
+User body = new User(); // User | Updated user object
 try {
-    apiInstance.updateUser(username, user);
+    apiInstance.updateUser(username, body);
 } catch (ApiException e) {
     System.err.println("Exception when calling UserApi#updateUser");
     e.printStackTrace();
@@ -343,7 +343,7 @@ try {
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
  **username** | **String**| name that need to be deleted |
- **user** | [**User**](User.md)| Updated user object |
+ **body** | [**User**](User.md)| Updated user object |
 
 ### Return type
 

samples/client/petstore/java/jersey1/src/main/java/org/openapitools/client/api/AnotherFakeApi.java

@@ -51,16 +51,16 @@ public class AnotherFakeApi {
   /**
    * To test special tags
    * To test special tags and operation ID starting with number
-   * @param client client model (required)
+   * @param body client model (required)
    * @return Client
    * @throws ApiException if fails to make API call
    */
-  public Client call123testSpecialTags(Client client) throws ApiException {
-    Object localVarPostBody = client;
+  public Client call123testSpecialTags(Client body) throws ApiException {
+    Object localVarPostBody = body;
     
-    // verify the required parameter 'client' is set
-    if (client == null) {
-      throw new ApiException(400, "Missing the required parameter 'client' when calling call123testSpecialTags");
+    // verify the required parameter 'body' is set
+    if (body == null) {
+      throw new ApiException(400, "Missing the required parameter 'body' when calling call123testSpecialTags");
     }
     
     // create path and map variables

samples/client/petstore/java/jersey1/src/main/java/org/openapitools/client/api/FakeApi.java

@@ -95,12 +95,12 @@ public class FakeApi {
   /**
    * 
    * Test serialization of object with outer number type
-   * @param outerComposite Input composite as post body (optional)
+   * @param body Input composite as post body (optional)
    * @return OuterComposite
    * @throws ApiException if fails to make API call
    */
-  public OuterComposite fakeOuterCompositeSerialize(OuterComposite outerComposite) throws ApiException {
-    Object localVarPostBody = outerComposite;
+  public OuterComposite fakeOuterCompositeSerialize(OuterComposite body) throws ApiException {
+    Object localVarPostBody = body;
     
     // create path and map variables
     String localVarPath = "/fake/outer/composite";
@@ -206,15 +206,15 @@ public class FakeApi {
   /**
    * 
    * For this test, the body for this request much reference a schema named `File`.
-   * @param fileSchemaTestClass  (required)
+   * @param body  (required)
    * @throws ApiException if fails to make API call
    */
-  public void testBodyWithFileSchema(FileSchemaTestClass fileSchemaTestClass) throws ApiException {
-    Object localVarPostBody = fileSchemaTestClass;
+  public void testBodyWithFileSchema(FileSchemaTestClass body) throws ApiException {
+    Object localVarPostBody = body;
     
-    // verify the required parameter 'fileSchemaTestClass' is set
-    if (fileSchemaTestClass == null) {
-      throw new ApiException(400, "Missing the required parameter 'fileSchemaTestClass' when calling testBodyWithFileSchema");
+    // verify the required parameter 'body' is set
+    if (body == null) {
+      throw new ApiException(400, "Missing the required parameter 'body' when calling testBodyWithFileSchema");
     }
     
     // create path and map variables
@@ -248,20 +248,20 @@ public class FakeApi {
    * 
    * 
    * @param query  (required)
-   * @param user  (required)
+   * @param body  (required)
    * @throws ApiException if fails to make API call
    */
-  public void testBodyWithQueryParams(String query, User user) throws ApiException {
-    Object localVarPostBody = user;
+  public void testBodyWithQueryParams(String query, User body) throws ApiException {
+    Object localVarPostBody = body;
     
     // verify the required parameter 'query' is set
     if (query == null) {
       throw new ApiException(400, "Missing the required parameter 'query' when calling testBodyWithQueryParams");
     }
     
-    // verify the required parameter 'user' is set
-    if (user == null) {
-      throw new ApiException(400, "Missing the required parameter 'user' when calling testBodyWithQueryParams");
+    // verify the required parameter 'body' is set
+    if (body == null) {
+      throw new ApiException(400, "Missing the required parameter 'body' when calling testBodyWithQueryParams");
     }
     
     // create path and map variables
@@ -295,16 +295,16 @@ public class FakeApi {
   /**
    * To test \"client\" model
    * To test \"client\" model
-   * @param client client model (required)
+   * @param body client model (required)
    * @return Client
    * @throws ApiException if fails to make API call
    */
-  public Client testClientModel(Client client) throws ApiException {
-    Object localVarPostBody = client;
+  public Client testClientModel(Client body) throws ApiException {
+    Object localVarPostBody = body;
     
-    // verify the required parameter 'client' is set
-    if (client == null) {
-      throw new ApiException(400, "Missing the required parameter 'client' when calling testClientModel");
+    // verify the required parameter 'body' is set
+    if (body == null) {
+      throw new ApiException(400, "Missing the required parameter 'body' when calling testClientModel");
     }
     
     // create path and map variables
@@ -553,15 +553,15 @@ if (booleanGroup != null)
   /**
    * test inline additionalProperties
    * 
-   * @param requestBody request body (required)
+   * @param param request body (required)
    * @throws ApiException if fails to make API call
    */
-  public void testInlineAdditionalProperties(Map<String, String> requestBody) throws ApiException {
-    Object localVarPostBody = requestBody;
+  public void testInlineAdditionalProperties(Map<String, String> param) throws ApiException {
+    Object localVarPostBody = param;
     
-    // verify the required parameter 'requestBody' is set
-    if (requestBody == null) {
-      throw new ApiException(400, "Missing the required parameter 'requestBody' when calling testInlineAdditionalProperties");
+    // verify the required parameter 'param' is set
+    if (param == null) {
+      throw new ApiException(400, "Missing the required parameter 'param' when calling testInlineAdditionalProperties");
     }
     
     // create path and map variables

samples/client/petstore/java/jersey1/src/main/java/org/openapitools/client/api/FakeClassnameTags123Api.java

@@ -51,16 +51,16 @@ public class FakeClassnameTags123Api {
   /**
    * To test class name in snake case
    * To test class name in snake case
-   * @param client client model (required)
+   * @param body client model (required)
    * @return Client
    * @throws ApiException if fails to make API call
    */
-  public Client testClassname(Client client) throws ApiException {
-    Object localVarPostBody = client;
+  public Client testClassname(Client body) throws ApiException {
+    Object localVarPostBody = body;
     
-    // verify the required parameter 'client' is set
-    if (client == null) {
-      throw new ApiException(400, "Missing the required parameter 'client' when calling testClassname");
+    // verify the required parameter 'body' is set
+    if (body == null) {
+      throw new ApiException(400, "Missing the required parameter 'body' when calling testClassname");
     }
     
     // create path and map variables

samples/client/petstore/java/jersey1/src/main/java/org/openapitools/client/api/PetApi.java

@@ -53,15 +53,15 @@ public class PetApi {
   /**
    * Add a new pet to the store
    * 
-   * @param pet Pet object that needs to be added to the store (required)
+   * @param body Pet object that needs to be added to the store (required)
    * @throws ApiException if fails to make API call
    */
-  public void addPet(Pet pet) throws ApiException {
-    Object localVarPostBody = pet;
+  public void addPet(Pet body) throws ApiException {
+    Object localVarPostBody = body;
     
-    // verify the required parameter 'pet' is set
-    if (pet == null) {
-      throw new ApiException(400, "Missing the required parameter 'pet' when calling addPet");
+    // verify the required parameter 'body' is set
+    if (body == null) {
+      throw new ApiException(400, "Missing the required parameter 'body' when calling addPet");
     }
     
     // create path and map variables
@@ -270,15 +270,15 @@ public class PetApi {
   /**
    * Update an existing pet
    * 
-   * @param pet Pet object that needs to be added to the store (required)
+   * @param body Pet object that needs to be added to the store (required)
    * @throws ApiException if fails to make API call
    */
-  public void updatePet(Pet pet) throws ApiException {
-    Object localVarPostBody = pet;
+  public void updatePet(Pet body) throws ApiException {
+    Object localVarPostBody = body;
     
-    // verify the required parameter 'pet' is set
-    if (pet == null) {
-      throw new ApiException(400, "Missing the required parameter 'pet' when calling updatePet");
+    // verify the required parameter 'body' is set
+    if (body == null) {
+      throw new ApiException(400, "Missing the required parameter 'body' when calling updatePet");
     }
     
     // create path and map variables

samples/client/petstore/java/jersey1/src/main/java/org/openapitools/client/api/StoreApi.java

@@ -172,16 +172,16 @@ public class StoreApi {
   /**
    * Place an order for a pet
    * 
-   * @param order order placed for purchasing the pet (required)
+   * @param body order placed for purchasing the pet (required)
    * @return Order
    * @throws ApiException if fails to make API call
    */
-  public Order placeOrder(Order order) throws ApiException {
-    Object localVarPostBody = order;
+  public Order placeOrder(Order body) throws ApiException {
+    Object localVarPostBody = body;
     
-    // verify the required parameter 'order' is set
-    if (order == null) {
-      throw new ApiException(400, "Missing the required parameter 'order' when calling placeOrder");
+    // verify the required parameter 'body' is set
+    if (body == null) {
+      throw new ApiException(400, "Missing the required parameter 'body' when calling placeOrder");
     }
     
     // create path and map variables

samples/client/petstore/java/jersey1/src/main/java/org/openapitools/client/api/UserApi.java

@@ -51,15 +51,15 @@ public class UserApi {
   /**
    * Create user
    * This can only be done by the logged in user.
-   * @param user Created user object (required)
+   * @param body Created user object (required)
    * @throws ApiException if fails to make API call
    */
-  public void createUser(User user) throws ApiException {
-    Object localVarPostBody = user;
+  public void createUser(User body) throws ApiException {
+    Object localVarPostBody = body;
     
-    // verify the required parameter 'user' is set
-    if (user == null) {
-      throw new ApiException(400, "Missing the required parameter 'user' when calling createUser");
+    // verify the required parameter 'body' is set
+    if (body == null) {
+      throw new ApiException(400, "Missing the required parameter 'body' when calling createUser");
     }
     
     // create path and map variables
@@ -92,15 +92,15 @@ public class UserApi {
   /**
    * Creates list of users with given input array
    * 
-   * @param user List of user object (required)
+   * @param body List of user object (required)
    * @throws ApiException if fails to make API call
    */
-  public void createUsersWithArrayInput(List<User> user) throws ApiException {
-    Object localVarPostBody = user;
+  public void createUsersWithArrayInput(List<User> body) throws ApiException {
+    Object localVarPostBody = body;
     
-    // verify the required parameter 'user' is set
-    if (user == null) {
-      throw new ApiException(400, "Missing the required parameter 'user' when calling createUsersWithArrayInput");
+    // verify the required parameter 'body' is set
+    if (body == null) {
+      throw new ApiException(400, "Missing the required parameter 'body' when calling createUsersWithArrayInput");
     }
     
     // create path and map variables
@@ -133,15 +133,15 @@ public class UserApi {
   /**
    * Creates list of users with given input array
    * 
-   * @param user List of user object (required)
+   * @param body List of user object (required)
    * @throws ApiException if fails to make API call
    */
-  public void createUsersWithListInput(List<User> user) throws ApiException {
-    Object localVarPostBody = user;
+  public void createUsersWithListInput(List<User> body) throws ApiException {
+    Object localVarPostBody = body;
     
-    // verify the required parameter 'user' is set
-    if (user == null) {
-      throw new ApiException(400, "Missing the required parameter 'user' when calling createUsersWithListInput");
+    // verify the required parameter 'body' is set
+    if (body == null) {
+      throw new ApiException(400, "Missing the required parameter 'body' when calling createUsersWithListInput");
     }
     
     // create path and map variables
@@ -345,20 +345,20 @@ public class UserApi {
    * Updated user
    * This can only be done by the logged in user.
    * @param username name that need to be deleted (required)
-   * @param user Updated user object (required)
+   * @param body Updated user object (required)
    * @throws ApiException if fails to make API call
    */
-  public void updateUser(String username, User user) throws ApiException {
-    Object localVarPostBody = user;
+  public void updateUser(String username, User body) throws ApiException {
+    Object localVarPostBody = body;
     
     // verify the required parameter 'username' is set
     if (username == null) {
       throw new ApiException(400, "Missing the required parameter 'username' when calling updateUser");
     }
     
-    // verify the required parameter 'user' is set
-    if (user == null) {
-      throw new ApiException(400, "Missing the required parameter 'user' when calling updateUser");
+    // verify the required parameter 'body' is set
+    if (body == null) {
+      throw new ApiException(400, "Missing the required parameter 'body' when calling updateUser");
     }
     
     // create path and map variables

samples/client/petstore/java/jersey2-java6/docs/AnotherFakeApi.md

@@ -9,7 +9,7 @@ Method | HTTP request | Description
 
 <a name="call123testSpecialTags"></a>
 # **call123testSpecialTags**
-> Client call123testSpecialTags(client)
+> Client call123testSpecialTags(body)
 
 To test special tags
 
@@ -23,9 +23,9 @@ To test special tags and operation ID starting with number
 
 
 AnotherFakeApi apiInstance = new AnotherFakeApi();
-Client client = new Client(); // Client | client model
+Client body = new Client(); // Client | client model
 try {
-    Client result = apiInstance.call123testSpecialTags(client);
+    Client result = apiInstance.call123testSpecialTags(body);
     System.out.println(result);
 } catch (ApiException e) {
     System.err.println("Exception when calling AnotherFakeApi#call123testSpecialTags");
@@ -37,7 +37,7 @@ try {
 
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
- **client** | [**Client**](Client.md)| client model |
+ **body** | [**Client**](Client.md)| client model |
 
 ### Return type
 

samples/client/petstore/java/jersey2-java6/docs/FakeApi.md

@@ -65,7 +65,7 @@ No authorization required
 
 <a name="fakeOuterCompositeSerialize"></a>
 # **fakeOuterCompositeSerialize**
-> OuterComposite fakeOuterCompositeSerialize(outerComposite)
+> OuterComposite fakeOuterCompositeSerialize(body)
 
 
 
@@ -79,9 +79,9 @@ Test serialization of object with outer number type
 
 
 FakeApi apiInstance = new FakeApi();
-OuterComposite outerComposite = new OuterComposite(); // OuterComposite | Input composite as post body
+OuterComposite body = new OuterComposite(); // OuterComposite | Input composite as post body
 try {
-    OuterComposite result = apiInstance.fakeOuterCompositeSerialize(outerComposite);
+    OuterComposite result = apiInstance.fakeOuterCompositeSerialize(body);
     System.out.println(result);
 } catch (ApiException e) {
     System.err.println("Exception when calling FakeApi#fakeOuterCompositeSerialize");
@@ -93,7 +93,7 @@ try {
 
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
- **outerComposite** | [**OuterComposite**](OuterComposite.md)| Input composite as post body | [optional]
+ **body** | [**OuterComposite**](OuterComposite.md)| Input composite as post body | [optional]
 
 ### Return type
 
@@ -200,7 +200,7 @@ No authorization required
 
 <a name="testBodyWithFileSchema"></a>
 # **testBodyWithFileSchema**
-> testBodyWithFileSchema(fileSchemaTestClass)
+> testBodyWithFileSchema(body)
 
 
 
@@ -214,9 +214,9 @@ For this test, the body for this request much reference a schema named &#x60;Fil
 
 
 FakeApi apiInstance = new FakeApi();
-FileSchemaTestClass fileSchemaTestClass = new FileSchemaTestClass(); // FileSchemaTestClass | 
+FileSchemaTestClass body = new FileSchemaTestClass(); // FileSchemaTestClass | 
 try {
-    apiInstance.testBodyWithFileSchema(fileSchemaTestClass);
+    apiInstance.testBodyWithFileSchema(body);
 } catch (ApiException e) {
     System.err.println("Exception when calling FakeApi#testBodyWithFileSchema");
     e.printStackTrace();
@@ -227,7 +227,7 @@ try {
 
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
- **fileSchemaTestClass** | [**FileSchemaTestClass**](FileSchemaTestClass.md)|  |
+ **body** | [**FileSchemaTestClass**](FileSchemaTestClass.md)|  |
 
 ### Return type
 
@@ -244,7 +244,7 @@ No authorization required
 
 <a name="testBodyWithQueryParams"></a>
 # **testBodyWithQueryParams**
-> testBodyWithQueryParams(query, user)
+> testBodyWithQueryParams(query, body)
 
 
 
@@ -257,9 +257,9 @@ No authorization required
 
 FakeApi apiInstance = new FakeApi();
 String query = "query_example"; // String | 
-User user = new User(); // User | 
+User body = new User(); // User | 
 try {
-    apiInstance.testBodyWithQueryParams(query, user);
+    apiInstance.testBodyWithQueryParams(query, body);
 } catch (ApiException e) {
     System.err.println("Exception when calling FakeApi#testBodyWithQueryParams");
     e.printStackTrace();
@@ -271,7 +271,7 @@ try {
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
  **query** | **String**|  |
- **user** | [**User**](User.md)|  |
+ **body** | [**User**](User.md)|  |
 
 ### Return type
 
@@ -288,7 +288,7 @@ No authorization required
 
 <a name="testClientModel"></a>
 # **testClientModel**
-> Client testClientModel(client)
+> Client testClientModel(body)
 
 To test \&quot;client\&quot; model
 
@@ -302,9 +302,9 @@ To test \&quot;client\&quot; model
 
 
 FakeApi apiInstance = new FakeApi();
-Client client = new Client(); // Client | client model
+Client body = new Client(); // Client | client model
 try {
-    Client result = apiInstance.testClientModel(client);
+    Client result = apiInstance.testClientModel(body);
     System.out.println(result);
 } catch (ApiException e) {
     System.err.println("Exception when calling FakeApi#testClientModel");
@@ -316,7 +316,7 @@ try {
 
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
- **client** | [**Client**](Client.md)| client model |
+ **body** | [**Client**](Client.md)| client model |
 
 ### Return type
 
@@ -524,7 +524,7 @@ No authorization required
 
 <a name="testInlineAdditionalProperties"></a>
 # **testInlineAdditionalProperties**
-> testInlineAdditionalProperties(requestBody)
+> testInlineAdditionalProperties(param)
 
 test inline additionalProperties
 
@@ -536,9 +536,9 @@ test inline additionalProperties
 
 
 FakeApi apiInstance = new FakeApi();
-Map<String, String> requestBody = new HashMap(); // Map<String, String> | request body
+Map<String, String> param = new HashMap(); // Map<String, String> | request body
 try {
-    apiInstance.testInlineAdditionalProperties(requestBody);
+    apiInstance.testInlineAdditionalProperties(param);
 } catch (ApiException e) {
     System.err.println("Exception when calling FakeApi#testInlineAdditionalProperties");
     e.printStackTrace();
@@ -549,7 +549,7 @@ try {
 
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
- **requestBody** | [**Map&lt;String, String&gt;**](String.md)| request body |
+ **param** | [**Map&lt;String, String&gt;**](String.md)| request body |
 
 ### Return type
 

samples/client/petstore/java/jersey2-java6/docs/FakeClassnameTags123Api.md

@@ -9,7 +9,7 @@ Method | HTTP request | Description
 
 <a name="testClassname"></a>
 # **testClassname**
-> Client testClassname(client)
+> Client testClassname(body)
 
 To test class name in snake case
 
@@ -33,9 +33,9 @@ api_key_query.setApiKey("YOUR API KEY");
 //api_key_query.setApiKeyPrefix("Token");
 
 FakeClassnameTags123Api apiInstance = new FakeClassnameTags123Api();
-Client client = new Client(); // Client | client model
+Client body = new Client(); // Client | client model
 try {
-    Client result = apiInstance.testClassname(client);
+    Client result = apiInstance.testClassname(body);
     System.out.println(result);
 } catch (ApiException e) {
     System.err.println("Exception when calling FakeClassnameTags123Api#testClassname");
@@ -47,7 +47,7 @@ try {
 
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
- **client** | [**Client**](Client.md)| client model |
+ **body** | [**Client**](Client.md)| client model |
 
 ### Return type
 

samples/client/petstore/java/jersey2-java6/docs/PetApi.md

@@ -17,7 +17,7 @@ Method | HTTP request | Description
 
 <a name="addPet"></a>
 # **addPet**
-> addPet(pet)
+> addPet(body)
 
 Add a new pet to the store
 
@@ -37,9 +37,9 @@ OAuth petstore_auth = (OAuth) defaultClient.getAuthentication("petstore_auth");
 petstore_auth.setAccessToken("YOUR ACCESS TOKEN");
 
 PetApi apiInstance = new PetApi();
-Pet pet = new Pet(); // Pet | Pet object that needs to be added to the store
+Pet body = new Pet(); // Pet | Pet object that needs to be added to the store
 try {
-    apiInstance.addPet(pet);
+    apiInstance.addPet(body);
 } catch (ApiException e) {
     System.err.println("Exception when calling PetApi#addPet");
     e.printStackTrace();
@@ -50,7 +50,7 @@ try {
 
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
- **pet** | [**Pet**](Pet.md)| Pet object that needs to be added to the store |
+ **body** | [**Pet**](Pet.md)| Pet object that needs to be added to the store |
 
 ### Return type
 
@@ -280,7 +280,7 @@ Name | Type | Description  | Notes
 
 <a name="updatePet"></a>
 # **updatePet**
-> updatePet(pet)
+> updatePet(body)
 
 Update an existing pet
 
@@ -300,9 +300,9 @@ OAuth petstore_auth = (OAuth) defaultClient.getAuthentication("petstore_auth");
 petstore_auth.setAccessToken("YOUR ACCESS TOKEN");
 
 PetApi apiInstance = new PetApi();
-Pet pet = new Pet(); // Pet | Pet object that needs to be added to the store
+Pet body = new Pet(); // Pet | Pet object that needs to be added to the store
 try {
-    apiInstance.updatePet(pet);
+    apiInstance.updatePet(body);
 } catch (ApiException e) {
     System.err.println("Exception when calling PetApi#updatePet");
     e.printStackTrace();
@@ -313,7 +313,7 @@ try {
 
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
- **pet** | [**Pet**](Pet.md)| Pet object that needs to be added to the store |
+ **body** | [**Pet**](Pet.md)| Pet object that needs to be added to the store |
 
 ### Return type
 

samples/client/petstore/java/jersey2-java6/docs/StoreApi.md

@@ -152,7 +152,7 @@ No authorization required
 
 <a name="placeOrder"></a>
 # **placeOrder**
-> Order placeOrder(order)
+> Order placeOrder(body)
 
 Place an order for a pet
 
@@ -164,9 +164,9 @@ Place an order for a pet
 
 
 StoreApi apiInstance = new StoreApi();
-Order order = new Order(); // Order | order placed for purchasing the pet
+Order body = new Order(); // Order | order placed for purchasing the pet
 try {
-    Order result = apiInstance.placeOrder(order);
+    Order result = apiInstance.placeOrder(body);
     System.out.println(result);
 } catch (ApiException e) {
     System.err.println("Exception when calling StoreApi#placeOrder");
@@ -178,7 +178,7 @@ try {
 
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
- **order** | [**Order**](Order.md)| order placed for purchasing the pet |
+ **body** | [**Order**](Order.md)| order placed for purchasing the pet |
 
 ### Return type
 

samples/client/petstore/java/jersey2-java6/docs/UserApi.md

@@ -16,7 +16,7 @@ Method | HTTP request | Description
 
 <a name="createUser"></a>
 # **createUser**
-> createUser(user)
+> createUser(body)
 
 Create user
 
@@ -30,9 +30,9 @@ This can only be done by the logged in user.
 
 
 UserApi apiInstance = new UserApi();
-User user = new User(); // User | Created user object
+User body = new User(); // User | Created user object
 try {
-    apiInstance.createUser(user);
+    apiInstance.createUser(body);
 } catch (ApiException e) {
     System.err.println("Exception when calling UserApi#createUser");
     e.printStackTrace();
@@ -43,7 +43,7 @@ try {
 
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
- **user** | [**User**](User.md)| Created user object |
+ **body** | [**User**](User.md)| Created user object |
 
 ### Return type
 
@@ -60,7 +60,7 @@ No authorization required
 
 <a name="createUsersWithArrayInput"></a>
 # **createUsersWithArrayInput**
-> createUsersWithArrayInput(user)
+> createUsersWithArrayInput(body)
 
 Creates list of users with given input array
 
@@ -72,9 +72,9 @@ Creates list of users with given input array
 
 
 UserApi apiInstance = new UserApi();
-List<User> user = Arrays.asList(null); // List<User> | List of user object
+List<User> body = Arrays.asList(null); // List<User> | List of user object
 try {
-    apiInstance.createUsersWithArrayInput(user);
+    apiInstance.createUsersWithArrayInput(body);
 } catch (ApiException e) {
     System.err.println("Exception when calling UserApi#createUsersWithArrayInput");
     e.printStackTrace();
@@ -85,7 +85,7 @@ try {
 
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
- **user** | [**List&lt;User&gt;**](List.md)| List of user object |
+ **body** | [**List&lt;User&gt;**](List.md)| List of user object |
 
 ### Return type
 
@@ -102,7 +102,7 @@ No authorization required
 
 <a name="createUsersWithListInput"></a>
 # **createUsersWithListInput**
-> createUsersWithListInput(user)
+> createUsersWithListInput(body)
 
 Creates list of users with given input array
 
@@ -114,9 +114,9 @@ Creates list of users with given input array
 
 
 UserApi apiInstance = new UserApi();
-List<User> user = Arrays.asList(null); // List<User> | List of user object
+List<User> body = Arrays.asList(null); // List<User> | List of user object
 try {
-    apiInstance.createUsersWithListInput(user);
+    apiInstance.createUsersWithListInput(body);
 } catch (ApiException e) {
     System.err.println("Exception when calling UserApi#createUsersWithListInput");
     e.printStackTrace();
@@ -127,7 +127,7 @@ try {
 
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
- **user** | [**List&lt;User&gt;**](List.md)| List of user object |
+ **body** | [**List&lt;User&gt;**](List.md)| List of user object |
 
 ### Return type
 
@@ -314,7 +314,7 @@ No authorization required
 
 <a name="updateUser"></a>
 # **updateUser**
-> updateUser(username, user)
+> updateUser(username, body)
 
 Updated user
 
@@ -329,9 +329,9 @@ This can only be done by the logged in user.
 
 UserApi apiInstance = new UserApi();
 String username = "username_example"; // String | name that need to be deleted
-User user = new User(); // User | Updated user object
+User body = new User(); // User | Updated user object
 try {
-    apiInstance.updateUser(username, user);
+    apiInstance.updateUser(username, body);
 } catch (ApiException e) {
     System.err.println("Exception when calling UserApi#updateUser");
     e.printStackTrace();
@@ -343,7 +343,7 @@ try {
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
  **username** | **String**| name that need to be deleted |
- **user** | [**User**](User.md)| Updated user object |
+ **body** | [**User**](User.md)| Updated user object |
 
 ### Return type
 

samples/client/petstore/java/jersey2-java6/src/main/java/org/openapitools/client/api/AnotherFakeApi.java

@@ -38,27 +38,27 @@ public class AnotherFakeApi {
   /**
    * To test special tags
    * To test special tags and operation ID starting with number
-   * @param client client model (required)
+   * @param body client model (required)
    * @return Client
    * @throws ApiException if fails to make API call
    */
-  public Client call123testSpecialTags(Client client) throws ApiException {
-    return call123testSpecialTagsWithHttpInfo(client).getData();
+  public Client call123testSpecialTags(Client body) throws ApiException {
+    return call123testSpecialTagsWithHttpInfo(body).getData();
       }
 
   /**
    * To test special tags
    * To test special tags and operation ID starting with number
-   * @param client client model (required)
+   * @param body client model (required)
    * @return ApiResponse<Client>
    * @throws ApiException if fails to make API call
    */
-  public ApiResponse<Client> call123testSpecialTagsWithHttpInfo(Client client) throws ApiException {
-    Object localVarPostBody = client;
+  public ApiResponse<Client> call123testSpecialTagsWithHttpInfo(Client body) throws ApiException {
+    Object localVarPostBody = body;
     
-    // verify the required parameter 'client' is set
-    if (client == null) {
-      throw new ApiException(400, "Missing the required parameter 'client' when calling call123testSpecialTags");
+    // verify the required parameter 'body' is set
+    if (body == null) {
+      throw new ApiException(400, "Missing the required parameter 'body' when calling call123testSpecialTags");
     }
     
     // create path and map variables

samples/client/petstore/java/jersey2-java6/src/main/java/org/openapitools/client/api/FakeApi.java

@@ -92,23 +92,23 @@ public class FakeApi {
   /**
    * 
    * Test serialization of object with outer number type
-   * @param outerComposite Input composite as post body (optional)
+   * @param body Input composite as post body (optional)
    * @return OuterComposite
    * @throws ApiException if fails to make API call
    */
-  public OuterComposite fakeOuterCompositeSerialize(OuterComposite outerComposite) throws ApiException {
-    return fakeOuterCompositeSerializeWithHttpInfo(outerComposite).getData();
+  public OuterComposite fakeOuterCompositeSerialize(OuterComposite body) throws ApiException {
+    return fakeOuterCompositeSerializeWithHttpInfo(body).getData();
       }
 
   /**
    * 
    * Test serialization of object with outer number type
-   * @param outerComposite Input composite as post body (optional)
+   * @param body Input composite as post body (optional)
    * @return ApiResponse<OuterComposite>
    * @throws ApiException if fails to make API call
    */
-  public ApiResponse<OuterComposite> fakeOuterCompositeSerializeWithHttpInfo(OuterComposite outerComposite) throws ApiException {
-    Object localVarPostBody = outerComposite;
+  public ApiResponse<OuterComposite> fakeOuterCompositeSerializeWithHttpInfo(OuterComposite body) throws ApiException {
+    Object localVarPostBody = body;
     
     // create path and map variables
     String localVarPath = "/fake/outer/composite";
@@ -233,26 +233,26 @@ public class FakeApi {
   /**
    * 
    * For this test, the body for this request much reference a schema named &#x60;File&#x60;.
-   * @param fileSchemaTestClass  (required)
+   * @param body  (required)
    * @throws ApiException if fails to make API call
    */
-  public void testBodyWithFileSchema(FileSchemaTestClass fileSchemaTestClass) throws ApiException {
+  public void testBodyWithFileSchema(FileSchemaTestClass body) throws ApiException {
 
-    testBodyWithFileSchemaWithHttpInfo(fileSchemaTestClass);
+    testBodyWithFileSchemaWithHttpInfo(body);
   }
 
   /**
    * 
    * For this test, the body for this request much reference a schema named &#x60;File&#x60;.
-   * @param fileSchemaTestClass  (required)
+   * @param body  (required)
    * @throws ApiException if fails to make API call
    */
-  public ApiResponse<Void> testBodyWithFileSchemaWithHttpInfo(FileSchemaTestClass fileSchemaTestClass) throws ApiException {
-    Object localVarPostBody = fileSchemaTestClass;
+  public ApiResponse<Void> testBodyWithFileSchemaWithHttpInfo(FileSchemaTestClass body) throws ApiException {
+    Object localVarPostBody = body;
     
-    // verify the required parameter 'fileSchemaTestClass' is set
-    if (fileSchemaTestClass == null) {
-      throw new ApiException(400, "Missing the required parameter 'fileSchemaTestClass' when calling testBodyWithFileSchema");
+    // verify the required parameter 'body' is set
+    if (body == null) {
+      throw new ApiException(400, "Missing the required parameter 'body' when calling testBodyWithFileSchema");
     }
     
     // create path and map variables
@@ -285,32 +285,32 @@ public class FakeApi {
    * 
    * 
    * @param query  (required)
-   * @param user  (required)
+   * @param body  (required)
    * @throws ApiException if fails to make API call
    */
-  public void testBodyWithQueryParams(String query, User user) throws ApiException {
+  public void testBodyWithQueryParams(String query, User body) throws ApiException {
 
-    testBodyWithQueryParamsWithHttpInfo(query, user);
+    testBodyWithQueryParamsWithHttpInfo(query, body);
   }
 
   /**
    * 
    * 
    * @param query  (required)
-   * @param user  (required)
+   * @param body  (required)
    * @throws ApiException if fails to make API call
    */
-  public ApiResponse<Void> testBodyWithQueryParamsWithHttpInfo(String query, User user) throws ApiException {
-    Object localVarPostBody = user;
+  public ApiResponse<Void> testBodyWithQueryParamsWithHttpInfo(String query, User body) throws ApiException {
+    Object localVarPostBody = body;
     
     // verify the required parameter 'query' is set
     if (query == null) {
       throw new ApiException(400, "Missing the required parameter 'query' when calling testBodyWithQueryParams");
     }
     
-    // verify the required parameter 'user' is set
-    if (user == null) {
-      throw new ApiException(400, "Missing the required parameter 'user' when calling testBodyWithQueryParams");
+    // verify the required parameter 'body' is set
+    if (body == null) {
+      throw new ApiException(400, "Missing the required parameter 'body' when calling testBodyWithQueryParams");
     }
     
     // create path and map variables
@@ -343,27 +343,27 @@ public class FakeApi {
   /**
    * To test \&quot;client\&quot; model
    * To test \&quot;client\&quot; model
-   * @param client client model (required)
+   * @param body client model (required)
    * @return Client
    * @throws ApiException if fails to make API call
    */
-  public Client testClientModel(Client client) throws ApiException {
-    return testClientModelWithHttpInfo(client).getData();
+  public Client testClientModel(Client body) throws ApiException {
+    return testClientModelWithHttpInfo(body).getData();
       }
 
   /**
    * To test \&quot;client\&quot; model
    * To test \&quot;client\&quot; model
-   * @param client client model (required)
+   * @param body client model (required)
    * @return ApiResponse&lt;Client&gt;
    * @throws ApiException if fails to make API call
    */
-  public ApiResponse<Client> testClientModelWithHttpInfo(Client client) throws ApiException {
-    Object localVarPostBody = client;
+  public ApiResponse<Client> testClientModelWithHttpInfo(Client body) throws ApiException {
+    Object localVarPostBody = body;
     
-    // verify the required parameter 'client' is set
-    if (client == null) {
-      throw new ApiException(400, "Missing the required parameter 'client' when calling testClientModel");
+    // verify the required parameter 'body' is set
+    if (body == null) {
+      throw new ApiException(400, "Missing the required parameter 'body' when calling testClientModel");
     }
     
     // create path and map variables
@@ -666,26 +666,26 @@ if (booleanGroup != null)
   /**
    * test inline additionalProperties
    * 
-   * @param requestBody request body (required)
+   * @param param request body (required)
    * @throws ApiException if fails to make API call
    */
-  public void testInlineAdditionalProperties(Map<String, String> requestBody) throws ApiException {
+  public void testInlineAdditionalProperties(Map<String, String> param) throws ApiException {
 
-    testInlineAdditionalPropertiesWithHttpInfo(requestBody);
+    testInlineAdditionalPropertiesWithHttpInfo(param);
   }
 
   /**
    * test inline additionalProperties
    * 
-   * @param requestBody request body (required)
+   * @param param request body (required)
    * @throws ApiException if fails to make API call
    */
-  public ApiResponse<Void> testInlineAdditionalPropertiesWithHttpInfo(Map<String, String> requestBody) throws ApiException {
-    Object localVarPostBody = requestBody;
+  public ApiResponse<Void> testInlineAdditionalPropertiesWithHttpInfo(Map<String, String> param) throws ApiException {
+    Object localVarPostBody = param;
     
-    // verify the required parameter 'requestBody' is set
-    if (requestBody == null) {
-      throw new ApiException(400, "Missing the required parameter 'requestBody' when calling testInlineAdditionalProperties");
+    // verify the required parameter 'param' is set
+    if (param == null) {
+      throw new ApiException(400, "Missing the required parameter 'param' when calling testInlineAdditionalProperties");
     }
     
     // create path and map variables

samples/client/petstore/java/jersey2-java6/src/main/java/org/openapitools/client/api/FakeClassnameTags123Api.java

@@ -38,27 +38,27 @@ public class FakeClassnameTags123Api {
   /**
    * To test class name in snake case
    * To test class name in snake case
-   * @param client client model (required)
+   * @param body client model (required)
    * @return Client
    * @throws ApiException if fails to make API call
    */
-  public Client testClassname(Client client) throws ApiException {
-    return testClassnameWithHttpInfo(client).getData();
+  public Client testClassname(Client body) throws ApiException {
+    return testClassnameWithHttpInfo(body).getData();
       }
 
   /**
    * To test class name in snake case
    * To test class name in snake case
-   * @param client client model (required)
+   * @param body client model (required)
    * @return ApiResponse<Client>
    * @throws ApiException if fails to make API call
    */
-  public ApiResponse<Client> testClassnameWithHttpInfo(Client client) throws ApiException {
-    Object localVarPostBody = client;
+  public ApiResponse<Client> testClassnameWithHttpInfo(Client body) throws ApiException {
+    Object localVarPostBody = body;
     
-    // verify the required parameter 'client' is set
-    if (client == null) {
-      throw new ApiException(400, "Missing the required parameter 'client' when calling testClassname");
+    // verify the required parameter 'body' is set
+    if (body == null) {
+      throw new ApiException(400, "Missing the required parameter 'body' when calling testClassname");
     }
     
     // create path and map variables

samples/client/petstore/java/jersey2-java6/src/main/java/org/openapitools/client/api/PetApi.java

@@ -40,26 +40,26 @@ public class PetApi {
   /**
    * Add a new pet to the store
    * 
-   * @param pet Pet object that needs to be added to the store (required)
+   * @param body Pet object that needs to be added to the store (required)
    * @throws ApiException if fails to make API call
    */
-  public void addPet(Pet pet) throws ApiException {
+  public void addPet(Pet body) throws ApiException {
 
-    addPetWithHttpInfo(pet);
+    addPetWithHttpInfo(body);
   }
 
   /**
    * Add a new pet to the store
    * 
-   * @param pet Pet object that needs to be added to the store (required)
+   * @param body Pet object that needs to be added to the store (required)
    * @throws ApiException if fails to make API call
    */
-  public ApiResponse<Void> addPetWithHttpInfo(Pet pet) throws ApiException {
-    Object localVarPostBody = pet;
+  public ApiResponse<Void> addPetWithHttpInfo(Pet body) throws ApiException {
+    Object localVarPostBody = body;
     
-    // verify the required parameter 'pet' is set
-    if (pet == null) {
-      throw new ApiException(400, "Missing the required parameter 'pet' when calling addPet");
+    // verify the required parameter 'body' is set
+    if (body == null) {
+      throw new ApiException(400, "Missing the required parameter 'body' when calling addPet");
     }
     
     // create path and map variables
@@ -310,26 +310,26 @@ public class PetApi {
   /**
    * Update an existing pet
    * 
-   * @param pet Pet object that needs to be added to the store (required)
+   * @param body Pet object that needs to be added to the store (required)
    * @throws ApiException if fails to make API call
    */
-  public void updatePet(Pet pet) throws ApiException {
+  public void updatePet(Pet body) throws ApiException {
 
-    updatePetWithHttpInfo(pet);
+    updatePetWithHttpInfo(body);
   }
 
   /**
    * Update an existing pet
    * 
-   * @param pet Pet object that needs to be added to the store (required)
+   * @param body Pet object that needs to be added to the store (required)
    * @throws ApiException if fails to make API call
    */
-  public ApiResponse<Void> updatePetWithHttpInfo(Pet pet) throws ApiException {
-    Object localVarPostBody = pet;
+  public ApiResponse<Void> updatePetWithHttpInfo(Pet body) throws ApiException {
+    Object localVarPostBody = body;
     
-    // verify the required parameter 'pet' is set
-    if (pet == null) {
-      throw new ApiException(400, "Missing the required parameter 'pet' when calling updatePet");
+    // verify the required parameter 'body' is set
+    if (body == null) {
+      throw new ApiException(400, "Missing the required parameter 'body' when calling updatePet");
     }
     
     // create path and map variables

samples/client/petstore/java/jersey2-java6/src/main/java/org/openapitools/client/api/StoreApi.java

@@ -188,27 +188,27 @@ public class StoreApi {
   /**
    * Place an order for a pet
    * 
-   * @param order order placed for purchasing the pet (required)
+   * @param body order placed for purchasing the pet (required)
    * @return Order
    * @throws ApiException if fails to make API call
    */
-  public Order placeOrder(Order order) throws ApiException {
-    return placeOrderWithHttpInfo(order).getData();
+  public Order placeOrder(Order body) throws ApiException {
+    return placeOrderWithHttpInfo(body).getData();
       }
 
   /**
    * Place an order for a pet
    * 
-   * @param order order placed for purchasing the pet (required)
+   * @param body order placed for purchasing the pet (required)
    * @return ApiResponse<Order>
    * @throws ApiException if fails to make API call
    */
-  public ApiResponse<Order> placeOrderWithHttpInfo(Order order) throws ApiException {
-    Object localVarPostBody = order;
+  public ApiResponse<Order> placeOrderWithHttpInfo(Order body) throws ApiException {
+    Object localVarPostBody = body;
     
-    // verify the required parameter 'order' is set
-    if (order == null) {
-      throw new ApiException(400, "Missing the required parameter 'order' when calling placeOrder");
+    // verify the required parameter 'body' is set
+    if (body == null) {
+      throw new ApiException(400, "Missing the required parameter 'body' when calling placeOrder");
     }
     
     // create path and map variables

samples/client/petstore/java/jersey2-java6/src/main/java/org/openapitools/client/api/UserApi.java

@@ -38,26 +38,26 @@ public class UserApi {
   /**
    * Create user
    * This can only be done by the logged in user.
-   * @param user Created user object (required)
+   * @param body Created user object (required)
    * @throws ApiException if fails to make API call
    */
-  public void createUser(User user) throws ApiException {
+  public void createUser(User body) throws ApiException {
 
-    createUserWithHttpInfo(user);
+    createUserWithHttpInfo(body);
   }
 
   /**
    * Create user
    * This can only be done by the logged in user.
-   * @param user Created user object (required)
+   * @param body Created user object (required)
    * @throws ApiException if fails to make API call
    */
-  public ApiResponse<Void> createUserWithHttpInfo(User user) throws ApiException {
-    Object localVarPostBody = user;
+  public ApiResponse<Void> createUserWithHttpInfo(User body) throws ApiException {
+    Object localVarPostBody = body;
     
-    // verify the required parameter 'user' is set
-    if (user == null) {
-      throw new ApiException(400, "Missing the required parameter 'user' when calling createUser");
+    // verify the required parameter 'body' is set
+    if (body == null) {
+      throw new ApiException(400, "Missing the required parameter 'body' when calling createUser");
     }
     
     // create path and map variables
@@ -89,26 +89,26 @@ public class UserApi {
   /**
    * Creates list of users with given input array
    * 
-   * @param user List of user object (required)
+   * @param body List of user object (required)
    * @throws ApiException if fails to make API call
    */
-  public void createUsersWithArrayInput(List<User> user) throws ApiException {
+  public void createUsersWithArrayInput(List<User> body) throws ApiException {
 
-    createUsersWithArrayInputWithHttpInfo(user);
+    createUsersWithArrayInputWithHttpInfo(body);
   }
 
   /**
    * Creates list of users with given input array
    * 
-   * @param user List of user object (required)
+   * @param body List of user object (required)
    * @throws ApiException if fails to make API call
    */
-  public ApiResponse<Void> createUsersWithArrayInputWithHttpInfo(List<User> user) throws ApiException {
-    Object localVarPostBody = user;
+  public ApiResponse<Void> createUsersWithArrayInputWithHttpInfo(List<User> body) throws ApiException {
+    Object localVarPostBody = body;
     
-    // verify the required parameter 'user' is set
-    if (user == null) {
-      throw new ApiException(400, "Missing the required parameter 'user' when calling createUsersWithArrayInput");
+    // verify the required parameter 'body' is set
+    if (body == null) {
+      throw new ApiException(400, "Missing the required parameter 'body' when calling createUsersWithArrayInput");
     }
     
     // create path and map variables
@@ -140,26 +140,26 @@ public class UserApi {
   /**
    * Creates list of users with given input array
    * 
-   * @param user List of user object (required)
+   * @param body List of user object (required)
    * @throws ApiException if fails to make API call
    */
-  public void createUsersWithListInput(List<User> user) throws ApiException {
+  public void createUsersWithListInput(List<User> body) throws ApiException {
 
-    createUsersWithListInputWithHttpInfo(user);
+    createUsersWithListInputWithHttpInfo(body);
   }
 
   /**
    * Creates list of users with given input array
    * 
-   * @param user List of user object (required)
+   * @param body List of user object (required)
    * @throws ApiException if fails to make API call
    */
-  public ApiResponse<Void> createUsersWithListInputWithHttpInfo(List<User> user) throws ApiException {
-    Object localVarPostBody = user;
+  public ApiResponse<Void> createUsersWithListInputWithHttpInfo(List<User> body) throws ApiException {
+    Object localVarPostBody = body;
     
-    // verify the required parameter 'user' is set
-    if (user == null) {
-      throw new ApiException(400, "Missing the required parameter 'user' when calling createUsersWithListInput");
+    // verify the required parameter 'body' is set
+    if (body == null) {
+      throw new ApiException(400, "Missing the required parameter 'body' when calling createUsersWithListInput");
     }
     
     // create path and map variables
@@ -402,32 +402,32 @@ public class UserApi {
    * Updated user
    * This can only be done by the logged in user.
    * @param username name that need to be deleted (required)
-   * @param user Updated user object (required)
+   * @param body Updated user object (required)
    * @throws ApiException if fails to make API call
    */
-  public void updateUser(String username, User user) throws ApiException {
+  public void updateUser(String username, User body) throws ApiException {
 
-    updateUserWithHttpInfo(username, user);
+    updateUserWithHttpInfo(username, body);
   }
 
   /**
    * Updated user
    * This can only be done by the logged in user.
    * @param username name that need to be deleted (required)
-   * @param user Updated user object (required)
+   * @param body Updated user object (required)
    * @throws ApiException if fails to make API call
    */
-  public ApiResponse<Void> updateUserWithHttpInfo(String username, User user) throws ApiException {
-    Object localVarPostBody = user;
+  public ApiResponse<Void> updateUserWithHttpInfo(String username, User body) throws ApiException {
+    Object localVarPostBody = body;
     
     // verify the required parameter 'username' is set
     if (username == null) {
       throw new ApiException(400, "Missing the required parameter 'username' when calling updateUser");
     }
     
-    // verify the required parameter 'user' is set
-    if (user == null) {
-      throw new ApiException(400, "Missing the required parameter 'user' when calling updateUser");
+    // verify the required parameter 'body' is set
+    if (body == null) {
+      throw new ApiException(400, "Missing the required parameter 'body' when calling updateUser");
     }
     
     // create path and map variables

samples/client/petstore/java/jersey2-java8/docs/AnotherFakeApi.md

@@ -9,7 +9,7 @@ Method | HTTP request | Description
 
 <a name="call123testSpecialTags"></a>
 # **call123testSpecialTags**
-> Client call123testSpecialTags(client)
+> Client call123testSpecialTags(body)
 
 To test special tags
 
@@ -23,9 +23,9 @@ To test special tags and operation ID starting with number
 
 
 AnotherFakeApi apiInstance = new AnotherFakeApi();
-Client client = new Client(); // Client | client model
+Client body = new Client(); // Client | client model
 try {
-    Client result = apiInstance.call123testSpecialTags(client);
+    Client result = apiInstance.call123testSpecialTags(body);
     System.out.println(result);
 } catch (ApiException e) {
     System.err.println("Exception when calling AnotherFakeApi#call123testSpecialTags");
@@ -37,7 +37,7 @@ try {
 
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
- **client** | [**Client**](Client.md)| client model |
+ **body** | [**Client**](Client.md)| client model |
 
 ### Return type
 

samples/client/petstore/java/jersey2-java8/docs/FakeApi.md

@@ -65,7 +65,7 @@ No authorization required
 
 <a name="fakeOuterCompositeSerialize"></a>
 # **fakeOuterCompositeSerialize**
-> OuterComposite fakeOuterCompositeSerialize(outerComposite)
+> OuterComposite fakeOuterCompositeSerialize(body)
 
 
 
@@ -79,9 +79,9 @@ Test serialization of object with outer number type
 
 
 FakeApi apiInstance = new FakeApi();
-OuterComposite outerComposite = new OuterComposite(); // OuterComposite | Input composite as post body
+OuterComposite body = new OuterComposite(); // OuterComposite | Input composite as post body
 try {
-    OuterComposite result = apiInstance.fakeOuterCompositeSerialize(outerComposite);
+    OuterComposite result = apiInstance.fakeOuterCompositeSerialize(body);
     System.out.println(result);
 } catch (ApiException e) {
     System.err.println("Exception when calling FakeApi#fakeOuterCompositeSerialize");
@@ -93,7 +93,7 @@ try {
 
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
- **outerComposite** | [**OuterComposite**](OuterComposite.md)| Input composite as post body | [optional]
+ **body** | [**OuterComposite**](OuterComposite.md)| Input composite as post body | [optional]
 
 ### Return type
 
@@ -200,7 +200,7 @@ No authorization required
 
 <a name="testBodyWithFileSchema"></a>
 # **testBodyWithFileSchema**
-> testBodyWithFileSchema(fileSchemaTestClass)
+> testBodyWithFileSchema(body)
 
 
 
@@ -214,9 +214,9 @@ For this test, the body for this request much reference a schema named &#x60;Fil
 
 
 FakeApi apiInstance = new FakeApi();
-FileSchemaTestClass fileSchemaTestClass = new FileSchemaTestClass(); // FileSchemaTestClass | 
+FileSchemaTestClass body = new FileSchemaTestClass(); // FileSchemaTestClass | 
 try {
-    apiInstance.testBodyWithFileSchema(fileSchemaTestClass);
+    apiInstance.testBodyWithFileSchema(body);
 } catch (ApiException e) {
     System.err.println("Exception when calling FakeApi#testBodyWithFileSchema");
     e.printStackTrace();
@@ -227,7 +227,7 @@ try {
 
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
- **fileSchemaTestClass** | [**FileSchemaTestClass**](FileSchemaTestClass.md)|  |
+ **body** | [**FileSchemaTestClass**](FileSchemaTestClass.md)|  |
 
 ### Return type
 
@@ -244,7 +244,7 @@ No authorization required
 
 <a name="testBodyWithQueryParams"></a>
 # **testBodyWithQueryParams**
-> testBodyWithQueryParams(query, user)
+> testBodyWithQueryParams(query, body)
 
 
 
@@ -257,9 +257,9 @@ No authorization required
 
 FakeApi apiInstance = new FakeApi();
 String query = "query_example"; // String | 
-User user = new User(); // User | 
+User body = new User(); // User | 
 try {
-    apiInstance.testBodyWithQueryParams(query, user);
+    apiInstance.testBodyWithQueryParams(query, body);
 } catch (ApiException e) {
     System.err.println("Exception when calling FakeApi#testBodyWithQueryParams");
     e.printStackTrace();
@@ -271,7 +271,7 @@ try {
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
  **query** | **String**|  |
- **user** | [**User**](User.md)|  |
+ **body** | [**User**](User.md)|  |
 
 ### Return type
 
@@ -288,7 +288,7 @@ No authorization required
 
 <a name="testClientModel"></a>
 # **testClientModel**
-> Client testClientModel(client)
+> Client testClientModel(body)
 
 To test \&quot;client\&quot; model
 
@@ -302,9 +302,9 @@ To test \&quot;client\&quot; model
 
 
 FakeApi apiInstance = new FakeApi();
-Client client = new Client(); // Client | client model
+Client body = new Client(); // Client | client model
 try {
-    Client result = apiInstance.testClientModel(client);
+    Client result = apiInstance.testClientModel(body);
     System.out.println(result);
 } catch (ApiException e) {
     System.err.println("Exception when calling FakeApi#testClientModel");
@@ -316,7 +316,7 @@ try {
 
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
- **client** | [**Client**](Client.md)| client model |
+ **body** | [**Client**](Client.md)| client model |
 
 ### Return type
 
@@ -524,7 +524,7 @@ No authorization required
 
 <a name="testInlineAdditionalProperties"></a>
 # **testInlineAdditionalProperties**
-> testInlineAdditionalProperties(requestBody)
+> testInlineAdditionalProperties(param)
 
 test inline additionalProperties
 
@@ -536,9 +536,9 @@ test inline additionalProperties
 
 
 FakeApi apiInstance = new FakeApi();
-Map<String, String> requestBody = new HashMap(); // Map<String, String> | request body
+Map<String, String> param = new HashMap(); // Map<String, String> | request body
 try {
-    apiInstance.testInlineAdditionalProperties(requestBody);
+    apiInstance.testInlineAdditionalProperties(param);
 } catch (ApiException e) {
     System.err.println("Exception when calling FakeApi#testInlineAdditionalProperties");
     e.printStackTrace();
@@ -549,7 +549,7 @@ try {
 
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
- **requestBody** | [**Map&lt;String, String&gt;**](String.md)| request body |
+ **param** | [**Map&lt;String, String&gt;**](String.md)| request body |
 
 ### Return type
 

samples/client/petstore/java/jersey2-java8/docs/FakeClassnameTags123Api.md

@@ -9,7 +9,7 @@ Method | HTTP request | Description
 
 <a name="testClassname"></a>
 # **testClassname**
-> Client testClassname(client)
+> Client testClassname(body)
 
 To test class name in snake case
 
@@ -33,9 +33,9 @@ api_key_query.setApiKey("YOUR API KEY");
 //api_key_query.setApiKeyPrefix("Token");
 
 FakeClassnameTags123Api apiInstance = new FakeClassnameTags123Api();
-Client client = new Client(); // Client | client model
+Client body = new Client(); // Client | client model
 try {
-    Client result = apiInstance.testClassname(client);
+    Client result = apiInstance.testClassname(body);
     System.out.println(result);
 } catch (ApiException e) {
     System.err.println("Exception when calling FakeClassnameTags123Api#testClassname");
@@ -47,7 +47,7 @@ try {
 
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
- **client** | [**Client**](Client.md)| client model |
+ **body** | [**Client**](Client.md)| client model |
 
 ### Return type
 

samples/client/petstore/java/jersey2-java8/docs/PetApi.md

@@ -17,7 +17,7 @@ Method | HTTP request | Description
 
 <a name="addPet"></a>
 # **addPet**
-> addPet(pet)
+> addPet(body)
 
 Add a new pet to the store
 
@@ -37,9 +37,9 @@ OAuth petstore_auth = (OAuth) defaultClient.getAuthentication("petstore_auth");
 petstore_auth.setAccessToken("YOUR ACCESS TOKEN");
 
 PetApi apiInstance = new PetApi();
-Pet pet = new Pet(); // Pet | Pet object that needs to be added to the store
+Pet body = new Pet(); // Pet | Pet object that needs to be added to the store
 try {
-    apiInstance.addPet(pet);
+    apiInstance.addPet(body);
 } catch (ApiException e) {
     System.err.println("Exception when calling PetApi#addPet");
     e.printStackTrace();
@@ -50,7 +50,7 @@ try {
 
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
- **pet** | [**Pet**](Pet.md)| Pet object that needs to be added to the store |
+ **body** | [**Pet**](Pet.md)| Pet object that needs to be added to the store |
 
 ### Return type
 
@@ -280,7 +280,7 @@ Name | Type | Description  | Notes
 
 <a name="updatePet"></a>
 # **updatePet**
-> updatePet(pet)
+> updatePet(body)
 
 Update an existing pet
 
@@ -300,9 +300,9 @@ OAuth petstore_auth = (OAuth) defaultClient.getAuthentication("petstore_auth");
 petstore_auth.setAccessToken("YOUR ACCESS TOKEN");
 
 PetApi apiInstance = new PetApi();
-Pet pet = new Pet(); // Pet | Pet object that needs to be added to the store
+Pet body = new Pet(); // Pet | Pet object that needs to be added to the store
 try {
-    apiInstance.updatePet(pet);
+    apiInstance.updatePet(body);
 } catch (ApiException e) {
     System.err.println("Exception when calling PetApi#updatePet");
     e.printStackTrace();
@@ -313,7 +313,7 @@ try {
 
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
- **pet** | [**Pet**](Pet.md)| Pet object that needs to be added to the store |
+ **body** | [**Pet**](Pet.md)| Pet object that needs to be added to the store |
 
 ### Return type
 

samples/client/petstore/java/jersey2-java8/docs/StoreApi.md

@@ -152,7 +152,7 @@ No authorization required
 
 <a name="placeOrder"></a>
 # **placeOrder**
-> Order placeOrder(order)
+> Order placeOrder(body)
 
 Place an order for a pet
 
@@ -164,9 +164,9 @@ Place an order for a pet
 
 
 StoreApi apiInstance = new StoreApi();
-Order order = new Order(); // Order | order placed for purchasing the pet
+Order body = new Order(); // Order | order placed for purchasing the pet
 try {
-    Order result = apiInstance.placeOrder(order);
+    Order result = apiInstance.placeOrder(body);
     System.out.println(result);
 } catch (ApiException e) {
     System.err.println("Exception when calling StoreApi#placeOrder");
@@ -178,7 +178,7 @@ try {
 
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
- **order** | [**Order**](Order.md)| order placed for purchasing the pet |
+ **body** | [**Order**](Order.md)| order placed for purchasing the pet |
 
 ### Return type
 

samples/client/petstore/java/jersey2-java8/docs/UserApi.md

@@ -16,7 +16,7 @@ Method | HTTP request | Description
 
 <a name="createUser"></a>
 # **createUser**
-> createUser(user)
+> createUser(body)
 
 Create user
 
@@ -30,9 +30,9 @@ This can only be done by the logged in user.
 
 
 UserApi apiInstance = new UserApi();
-User user = new User(); // User | Created user object
+User body = new User(); // User | Created user object
 try {
-    apiInstance.createUser(user);
+    apiInstance.createUser(body);
 } catch (ApiException e) {
     System.err.println("Exception when calling UserApi#createUser");
     e.printStackTrace();
@@ -43,7 +43,7 @@ try {
 
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
- **user** | [**User**](User.md)| Created user object |
+ **body** | [**User**](User.md)| Created user object |
 
 ### Return type
 
@@ -60,7 +60,7 @@ No authorization required
 
 <a name="createUsersWithArrayInput"></a>
 # **createUsersWithArrayInput**
-> createUsersWithArrayInput(user)
+> createUsersWithArrayInput(body)
 
 Creates list of users with given input array
 
@@ -72,9 +72,9 @@ Creates list of users with given input array
 
 
 UserApi apiInstance = new UserApi();
-List<User> user = Arrays.asList(null); // List<User> | List of user object
+List<User> body = Arrays.asList(null); // List<User> | List of user object
 try {
-    apiInstance.createUsersWithArrayInput(user);
+    apiInstance.createUsersWithArrayInput(body);
 } catch (ApiException e) {
     System.err.println("Exception when calling UserApi#createUsersWithArrayInput");
     e.printStackTrace();
@@ -85,7 +85,7 @@ try {
 
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
- **user** | [**List&lt;User&gt;**](List.md)| List of user object |
+ **body** | [**List&lt;User&gt;**](List.md)| List of user object |
 
 ### Return type
 
@@ -102,7 +102,7 @@ No authorization required
 
 <a name="createUsersWithListInput"></a>
 # **createUsersWithListInput**
-> createUsersWithListInput(user)
+> createUsersWithListInput(body)
 
 Creates list of users with given input array
 
@@ -114,9 +114,9 @@ Creates list of users with given input array
 
 
 UserApi apiInstance = new UserApi();
-List<User> user = Arrays.asList(null); // List<User> | List of user object
+List<User> body = Arrays.asList(null); // List<User> | List of user object
 try {
-    apiInstance.createUsersWithListInput(user);
+    apiInstance.createUsersWithListInput(body);
 } catch (ApiException e) {
     System.err.println("Exception when calling UserApi#createUsersWithListInput");
     e.printStackTrace();
@@ -127,7 +127,7 @@ try {
 
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
- **user** | [**List&lt;User&gt;**](List.md)| List of user object |
+ **body** | [**List&lt;User&gt;**](List.md)| List of user object |
 
 ### Return type
 
@@ -314,7 +314,7 @@ No authorization required
 
 <a name="updateUser"></a>
 # **updateUser**
-> updateUser(username, user)
+> updateUser(username, body)
 
 Updated user
 
@@ -329,9 +329,9 @@ This can only be done by the logged in user.
 
 UserApi apiInstance = new UserApi();
 String username = "username_example"; // String | name that need to be deleted
-User user = new User(); // User | Updated user object
+User body = new User(); // User | Updated user object
 try {
-    apiInstance.updateUser(username, user);
+    apiInstance.updateUser(username, body);
 } catch (ApiException e) {
     System.err.println("Exception when calling UserApi#updateUser");
     e.printStackTrace();
@@ -343,7 +343,7 @@ try {
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
  **username** | **String**| name that need to be deleted |
- **user** | [**User**](User.md)| Updated user object |
+ **body** | [**User**](User.md)| Updated user object |
 
 ### Return type
 

samples/client/petstore/java/jersey2-java8/src/main/java/org/openapitools/client/api/AnotherFakeApi.java

@@ -38,27 +38,27 @@ public class AnotherFakeApi {
   /**
    * To test special tags
    * To test special tags and operation ID starting with number
-   * @param client client model (required)
+   * @param body client model (required)
    * @return Client
    * @throws ApiException if fails to make API call
    */
-  public Client call123testSpecialTags(Client client) throws ApiException {
-    return call123testSpecialTagsWithHttpInfo(client).getData();
+  public Client call123testSpecialTags(Client body) throws ApiException {
+    return call123testSpecialTagsWithHttpInfo(body).getData();
       }
 
   /**
    * To test special tags
    * To test special tags and operation ID starting with number
-   * @param client client model (required)
+   * @param body client model (required)
    * @return ApiResponse<Client>
    * @throws ApiException if fails to make API call
    */
-  public ApiResponse<Client> call123testSpecialTagsWithHttpInfo(Client client) throws ApiException {
-    Object localVarPostBody = client;
+  public ApiResponse<Client> call123testSpecialTagsWithHttpInfo(Client body) throws ApiException {
+    Object localVarPostBody = body;
     
-    // verify the required parameter 'client' is set
-    if (client == null) {
-      throw new ApiException(400, "Missing the required parameter 'client' when calling call123testSpecialTags");
+    // verify the required parameter 'body' is set
+    if (body == null) {
+      throw new ApiException(400, "Missing the required parameter 'body' when calling call123testSpecialTags");
     }
     
     // create path and map variables

samples/client/petstore/java/jersey2-java8/src/main/java/org/openapitools/client/api/FakeApi.java

@@ -92,23 +92,23 @@ public class FakeApi {
   /**
    * 
    * Test serialization of object with outer number type
-   * @param outerComposite Input composite as post body (optional)
+   * @param body Input composite as post body (optional)
    * @return OuterComposite
    * @throws ApiException if fails to make API call
    */
-  public OuterComposite fakeOuterCompositeSerialize(OuterComposite outerComposite) throws ApiException {
-    return fakeOuterCompositeSerializeWithHttpInfo(outerComposite).getData();
+  public OuterComposite fakeOuterCompositeSerialize(OuterComposite body) throws ApiException {
+    return fakeOuterCompositeSerializeWithHttpInfo(body).getData();
       }
 
   /**
    * 
    * Test serialization of object with outer number type
-   * @param outerComposite Input composite as post body (optional)
+   * @param body Input composite as post body (optional)
    * @return ApiResponse<OuterComposite>
    * @throws ApiException if fails to make API call
    */
-  public ApiResponse<OuterComposite> fakeOuterCompositeSerializeWithHttpInfo(OuterComposite outerComposite) throws ApiException {
-    Object localVarPostBody = outerComposite;
+  public ApiResponse<OuterComposite> fakeOuterCompositeSerializeWithHttpInfo(OuterComposite body) throws ApiException {
+    Object localVarPostBody = body;
     
     // create path and map variables
     String localVarPath = "/fake/outer/composite";
@@ -233,26 +233,26 @@ public class FakeApi {
   /**
    * 
    * For this test, the body for this request much reference a schema named &#x60;File&#x60;.
-   * @param fileSchemaTestClass  (required)
+   * @param body  (required)
    * @throws ApiException if fails to make API call
    */
-  public void testBodyWithFileSchema(FileSchemaTestClass fileSchemaTestClass) throws ApiException {
+  public void testBodyWithFileSchema(FileSchemaTestClass body) throws ApiException {
 
-    testBodyWithFileSchemaWithHttpInfo(fileSchemaTestClass);
+    testBodyWithFileSchemaWithHttpInfo(body);
   }
 
   /**
    * 
    * For this test, the body for this request much reference a schema named &#x60;File&#x60;.
-   * @param fileSchemaTestClass  (required)
+   * @param body  (required)
    * @throws ApiException if fails to make API call
    */
-  public ApiResponse<Void> testBodyWithFileSchemaWithHttpInfo(FileSchemaTestClass fileSchemaTestClass) throws ApiException {
-    Object localVarPostBody = fileSchemaTestClass;
+  public ApiResponse<Void> testBodyWithFileSchemaWithHttpInfo(FileSchemaTestClass body) throws ApiException {
+    Object localVarPostBody = body;
     
-    // verify the required parameter 'fileSchemaTestClass' is set
-    if (fileSchemaTestClass == null) {
-      throw new ApiException(400, "Missing the required parameter 'fileSchemaTestClass' when calling testBodyWithFileSchema");
+    // verify the required parameter 'body' is set
+    if (body == null) {
+      throw new ApiException(400, "Missing the required parameter 'body' when calling testBodyWithFileSchema");
     }
     
     // create path and map variables
@@ -285,32 +285,32 @@ public class FakeApi {
    * 
    * 
    * @param query  (required)
-   * @param user  (required)
+   * @param body  (required)
    * @throws ApiException if fails to make API call
    */
-  public void testBodyWithQueryParams(String query, User user) throws ApiException {
+  public void testBodyWithQueryParams(String query, User body) throws ApiException {
 
-    testBodyWithQueryParamsWithHttpInfo(query, user);
+    testBodyWithQueryParamsWithHttpInfo(query, body);
   }
 
   /**
    * 
    * 
    * @param query  (required)
-   * @param user  (required)
+   * @param body  (required)
    * @throws ApiException if fails to make API call
    */
-  public ApiResponse<Void> testBodyWithQueryParamsWithHttpInfo(String query, User user) throws ApiException {
-    Object localVarPostBody = user;
+  public ApiResponse<Void> testBodyWithQueryParamsWithHttpInfo(String query, User body) throws ApiException {
+    Object localVarPostBody = body;
     
     // verify the required parameter 'query' is set
     if (query == null) {
       throw new ApiException(400, "Missing the required parameter 'query' when calling testBodyWithQueryParams");
     }
     
-    // verify the required parameter 'user' is set
-    if (user == null) {
-      throw new ApiException(400, "Missing the required parameter 'user' when calling testBodyWithQueryParams");
+    // verify the required parameter 'body' is set
+    if (body == null) {
+      throw new ApiException(400, "Missing the required parameter 'body' when calling testBodyWithQueryParams");
     }
     
     // create path and map variables
@@ -343,27 +343,27 @@ public class FakeApi {
   /**
    * To test \&quot;client\&quot; model
    * To test \&quot;client\&quot; model
-   * @param client client model (required)
+   * @param body client model (required)
    * @return Client
    * @throws ApiException if fails to make API call
    */
-  public Client testClientModel(Client client) throws ApiException {
-    return testClientModelWithHttpInfo(client).getData();
+  public Client testClientModel(Client body) throws ApiException {
+    return testClientModelWithHttpInfo(body).getData();
       }
 
   /**
    * To test \&quot;client\&quot; model
    * To test \&quot;client\&quot; model
-   * @param client client model (required)
+   * @param body client model (required)
    * @return ApiResponse&lt;Client&gt;
    * @throws ApiException if fails to make API call
    */
-  public ApiResponse<Client> testClientModelWithHttpInfo(Client client) throws ApiException {
-    Object localVarPostBody = client;
+  public ApiResponse<Client> testClientModelWithHttpInfo(Client body) throws ApiException {
+    Object localVarPostBody = body;
     
-    // verify the required parameter 'client' is set
-    if (client == null) {
-      throw new ApiException(400, "Missing the required parameter 'client' when calling testClientModel");
+    // verify the required parameter 'body' is set
+    if (body == null) {
+      throw new ApiException(400, "Missing the required parameter 'body' when calling testClientModel");
     }
     
     // create path and map variables
@@ -666,26 +666,26 @@ if (booleanGroup != null)
   /**
    * test inline additionalProperties
    * 
-   * @param requestBody request body (required)
+   * @param param request body (required)
    * @throws ApiException if fails to make API call
    */
-  public void testInlineAdditionalProperties(Map<String, String> requestBody) throws ApiException {
+  public void testInlineAdditionalProperties(Map<String, String> param) throws ApiException {
 
-    testInlineAdditionalPropertiesWithHttpInfo(requestBody);
+    testInlineAdditionalPropertiesWithHttpInfo(param);
   }
 
   /**
    * test inline additionalProperties
    * 
-   * @param requestBody request body (required)
+   * @param param request body (required)
    * @throws ApiException if fails to make API call
    */
-  public ApiResponse<Void> testInlineAdditionalPropertiesWithHttpInfo(Map<String, String> requestBody) throws ApiException {
-    Object localVarPostBody = requestBody;
+  public ApiResponse<Void> testInlineAdditionalPropertiesWithHttpInfo(Map<String, String> param) throws ApiException {
+    Object localVarPostBody = param;
     
-    // verify the required parameter 'requestBody' is set
-    if (requestBody == null) {
-      throw new ApiException(400, "Missing the required parameter 'requestBody' when calling testInlineAdditionalProperties");
+    // verify the required parameter 'param' is set
+    if (param == null) {
+      throw new ApiException(400, "Missing the required parameter 'param' when calling testInlineAdditionalProperties");
     }
     
     // create path and map variables

samples/client/petstore/java/jersey2-java8/src/main/java/org/openapitools/client/api/FakeClassnameTags123Api.java

@@ -38,27 +38,27 @@ public class FakeClassnameTags123Api {
   /**
    * To test class name in snake case
    * To test class name in snake case
-   * @param client client model (required)
+   * @param body client model (required)
    * @return Client
    * @throws ApiException if fails to make API call
    */
-  public Client testClassname(Client client) throws ApiException {
-    return testClassnameWithHttpInfo(client).getData();
+  public Client testClassname(Client body) throws ApiException {
+    return testClassnameWithHttpInfo(body).getData();
       }
 
   /**
    * To test class name in snake case
    * To test class name in snake case
-   * @param client client model (required)
+   * @param body client model (required)
    * @return ApiResponse<Client>
    * @throws ApiException if fails to make API call
    */
-  public ApiResponse<Client> testClassnameWithHttpInfo(Client client) throws ApiException {
-    Object localVarPostBody = client;
+  public ApiResponse<Client> testClassnameWithHttpInfo(Client body) throws ApiException {
+    Object localVarPostBody = body;
     
-    // verify the required parameter 'client' is set
-    if (client == null) {
-      throw new ApiException(400, "Missing the required parameter 'client' when calling testClassname");
+    // verify the required parameter 'body' is set
+    if (body == null) {
+      throw new ApiException(400, "Missing the required parameter 'body' when calling testClassname");
     }
     
     // create path and map variables

samples/client/petstore/java/jersey2-java8/src/main/java/org/openapitools/client/api/PetApi.java

@@ -40,26 +40,26 @@ public class PetApi {
   /**
    * Add a new pet to the store
    * 
-   * @param pet Pet object that needs to be added to the store (required)
+   * @param body Pet object that needs to be added to the store (required)
    * @throws ApiException if fails to make API call
    */
-  public void addPet(Pet pet) throws ApiException {
+  public void addPet(Pet body) throws ApiException {
 
-    addPetWithHttpInfo(pet);
+    addPetWithHttpInfo(body);
   }
 
   /**
    * Add a new pet to the store
    * 
-   * @param pet Pet object that needs to be added to the store (required)
+   * @param body Pet object that needs to be added to the store (required)
    * @throws ApiException if fails to make API call
    */
-  public ApiResponse<Void> addPetWithHttpInfo(Pet pet) throws ApiException {
-    Object localVarPostBody = pet;
+  public ApiResponse<Void> addPetWithHttpInfo(Pet body) throws ApiException {
+    Object localVarPostBody = body;
     
-    // verify the required parameter 'pet' is set
-    if (pet == null) {
-      throw new ApiException(400, "Missing the required parameter 'pet' when calling addPet");
+    // verify the required parameter 'body' is set
+    if (body == null) {
+      throw new ApiException(400, "Missing the required parameter 'body' when calling addPet");
     }
     
     // create path and map variables
@@ -310,26 +310,26 @@ public class PetApi {
   /**
    * Update an existing pet
    * 
-   * @param pet Pet object that needs to be added to the store (required)
+   * @param body Pet object that needs to be added to the store (required)
    * @throws ApiException if fails to make API call
    */
-  public void updatePet(Pet pet) throws ApiException {
+  public void updatePet(Pet body) throws ApiException {
 
-    updatePetWithHttpInfo(pet);
+    updatePetWithHttpInfo(body);
   }
 
   /**
    * Update an existing pet
    * 
-   * @param pet Pet object that needs to be added to the store (required)
+   * @param body Pet object that needs to be added to the store (required)
    * @throws ApiException if fails to make API call
    */
-  public ApiResponse<Void> updatePetWithHttpInfo(Pet pet) throws ApiException {
-    Object localVarPostBody = pet;
+  public ApiResponse<Void> updatePetWithHttpInfo(Pet body) throws ApiException {
+    Object localVarPostBody = body;
     
-    // verify the required parameter 'pet' is set
-    if (pet == null) {
-      throw new ApiException(400, "Missing the required parameter 'pet' when calling updatePet");
+    // verify the required parameter 'body' is set
+    if (body == null) {
+      throw new ApiException(400, "Missing the required parameter 'body' when calling updatePet");
     }
     
     // create path and map variables

samples/client/petstore/java/jersey2-java8/src/main/java/org/openapitools/client/api/StoreApi.java

@@ -188,27 +188,27 @@ public class StoreApi {
   /**
    * Place an order for a pet
    * 
-   * @param order order placed for purchasing the pet (required)
+   * @param body order placed for purchasing the pet (required)
    * @return Order
    * @throws ApiException if fails to make API call
    */
-  public Order placeOrder(Order order) throws ApiException {
-    return placeOrderWithHttpInfo(order).getData();
+  public Order placeOrder(Order body) throws ApiException {
+    return placeOrderWithHttpInfo(body).getData();
       }
 
   /**
    * Place an order for a pet
    * 
-   * @param order order placed for purchasing the pet (required)
+   * @param body order placed for purchasing the pet (required)
    * @return ApiResponse<Order>
    * @throws ApiException if fails to make API call
    */
-  public ApiResponse<Order> placeOrderWithHttpInfo(Order order) throws ApiException {
-    Object localVarPostBody = order;
+  public ApiResponse<Order> placeOrderWithHttpInfo(Order body) throws ApiException {
+    Object localVarPostBody = body;
     
-    // verify the required parameter 'order' is set
-    if (order == null) {
-      throw new ApiException(400, "Missing the required parameter 'order' when calling placeOrder");
+    // verify the required parameter 'body' is set
+    if (body == null) {
+      throw new ApiException(400, "Missing the required parameter 'body' when calling placeOrder");
     }
     
     // create path and map variables

samples/client/petstore/java/jersey2-java8/src/main/java/org/openapitools/client/api/UserApi.java

@@ -38,26 +38,26 @@ public class UserApi {
   /**
    * Create user
    * This can only be done by the logged in user.
-   * @param user Created user object (required)
+   * @param body Created user object (required)
    * @throws ApiException if fails to make API call
    */
-  public void createUser(User user) throws ApiException {
+  public void createUser(User body) throws ApiException {
 
-    createUserWithHttpInfo(user);
+    createUserWithHttpInfo(body);
   }
 
   /**
    * Create user
    * This can only be done by the logged in user.
-   * @param user Created user object (required)
+   * @param body Created user object (required)
    * @throws ApiException if fails to make API call
    */
-  public ApiResponse<Void> createUserWithHttpInfo(User user) throws ApiException {
-    Object localVarPostBody = user;
+  public ApiResponse<Void> createUserWithHttpInfo(User body) throws ApiException {
+    Object localVarPostBody = body;
     
-    // verify the required parameter 'user' is set
-    if (user == null) {
-      throw new ApiException(400, "Missing the required parameter 'user' when calling createUser");
+    // verify the required parameter 'body' is set
+    if (body == null) {
+      throw new ApiException(400, "Missing the required parameter 'body' when calling createUser");
     }
     
     // create path and map variables
@@ -89,26 +89,26 @@ public class UserApi {
   /**
    * Creates list of users with given input array
    * 
-   * @param user List of user object (required)
+   * @param body List of user object (required)
    * @throws ApiException if fails to make API call
    */
-  public void createUsersWithArrayInput(List<User> user) throws ApiException {
+  public void createUsersWithArrayInput(List<User> body) throws ApiException {
 
-    createUsersWithArrayInputWithHttpInfo(user);
+    createUsersWithArrayInputWithHttpInfo(body);
   }
 
   /**
    * Creates list of users with given input array
    * 
-   * @param user List of user object (required)
+   * @param body List of user object (required)
    * @throws ApiException if fails to make API call
    */
-  public ApiResponse<Void> createUsersWithArrayInputWithHttpInfo(List<User> user) throws ApiException {
-    Object localVarPostBody = user;
+  public ApiResponse<Void> createUsersWithArrayInputWithHttpInfo(List<User> body) throws ApiException {
+    Object localVarPostBody = body;
     
-    // verify the required parameter 'user' is set
-    if (user == null) {
-      throw new ApiException(400, "Missing the required parameter 'user' when calling createUsersWithArrayInput");
+    // verify the required parameter 'body' is set
+    if (body == null) {
+      throw new ApiException(400, "Missing the required parameter 'body' when calling createUsersWithArrayInput");
     }
     
     // create path and map variables
@@ -140,26 +140,26 @@ public class UserApi {
   /**
    * Creates list of users with given input array
    * 
-   * @param user List of user object (required)
+   * @param body List of user object (required)
    * @throws ApiException if fails to make API call
    */
-  public void createUsersWithListInput(List<User> user) throws ApiException {
+  public void createUsersWithListInput(List<User> body) throws ApiException {
 
-    createUsersWithListInputWithHttpInfo(user);
+    createUsersWithListInputWithHttpInfo(body);
   }
 
   /**
    * Creates list of users with given input array
    * 
-   * @param user List of user object (required)
+   * @param body List of user object (required)
    * @throws ApiException if fails to make API call
    */
-  public ApiResponse<Void> createUsersWithListInputWithHttpInfo(List<User> user) throws ApiException {
-    Object localVarPostBody = user;
+  public ApiResponse<Void> createUsersWithListInputWithHttpInfo(List<User> body) throws ApiException {
+    Object localVarPostBody = body;
     
-    // verify the required parameter 'user' is set
-    if (user == null) {
-      throw new ApiException(400, "Missing the required parameter 'user' when calling createUsersWithListInput");
+    // verify the required parameter 'body' is set
+    if (body == null) {
+      throw new ApiException(400, "Missing the required parameter 'body' when calling createUsersWithListInput");
     }
     
     // create path and map variables
@@ -402,32 +402,32 @@ public class UserApi {
    * Updated user
    * This can only be done by the logged in user.
    * @param username name that need to be deleted (required)
-   * @param user Updated user object (required)
+   * @param body Updated user object (required)
    * @throws ApiException if fails to make API call
    */
-  public void updateUser(String username, User user) throws ApiException {
+  public void updateUser(String username, User body) throws ApiException {
 
-    updateUserWithHttpInfo(username, user);
+    updateUserWithHttpInfo(username, body);
   }
 
   /**
    * Updated user
    * This can only be done by the logged in user.
    * @param username name that need to be deleted (required)
-   * @param user Updated user object (required)
+   * @param body Updated user object (required)
    * @throws ApiException if fails to make API call
    */
-  public ApiResponse<Void> updateUserWithHttpInfo(String username, User user) throws ApiException {
-    Object localVarPostBody = user;
+  public ApiResponse<Void> updateUserWithHttpInfo(String username, User body) throws ApiException {
+    Object localVarPostBody = body;
     
     // verify the required parameter 'username' is set
     if (username == null) {
       throw new ApiException(400, "Missing the required parameter 'username' when calling updateUser");
     }
     
-    // verify the required parameter 'user' is set
-    if (user == null) {
-      throw new ApiException(400, "Missing the required parameter 'user' when calling updateUser");
+    // verify the required parameter 'body' is set
+    if (body == null) {
+      throw new ApiException(400, "Missing the required parameter 'body' when calling updateUser");
     }
     
     // create path and map variables

samples/client/petstore/java/jersey2/docs/AnotherFakeApi.md

@@ -9,7 +9,7 @@ Method | HTTP request | Description
 
 <a name="call123testSpecialTags"></a>
 # **call123testSpecialTags**
-> Client call123testSpecialTags(client)
+> Client call123testSpecialTags(body)
 
 To test special tags
 
@@ -23,9 +23,9 @@ To test special tags and operation ID starting with number
 
 
 AnotherFakeApi apiInstance = new AnotherFakeApi();
-Client client = new Client(); // Client | client model
+Client body = new Client(); // Client | client model
 try {
-    Client result = apiInstance.call123testSpecialTags(client);
+    Client result = apiInstance.call123testSpecialTags(body);
     System.out.println(result);
 } catch (ApiException e) {
     System.err.println("Exception when calling AnotherFakeApi#call123testSpecialTags");
@@ -37,7 +37,7 @@ try {
 
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
- **client** | [**Client**](Client.md)| client model |
+ **body** | [**Client**](Client.md)| client model |
 
 ### Return type
 

samples/client/petstore/java/jersey2/docs/FakeApi.md

@@ -65,7 +65,7 @@ No authorization required
 
 <a name="fakeOuterCompositeSerialize"></a>
 # **fakeOuterCompositeSerialize**
-> OuterComposite fakeOuterCompositeSerialize(outerComposite)
+> OuterComposite fakeOuterCompositeSerialize(body)
 
 
 
@@ -79,9 +79,9 @@ Test serialization of object with outer number type
 
 
 FakeApi apiInstance = new FakeApi();
-OuterComposite outerComposite = new OuterComposite(); // OuterComposite | Input composite as post body
+OuterComposite body = new OuterComposite(); // OuterComposite | Input composite as post body
 try {
-    OuterComposite result = apiInstance.fakeOuterCompositeSerialize(outerComposite);
+    OuterComposite result = apiInstance.fakeOuterCompositeSerialize(body);
     System.out.println(result);
 } catch (ApiException e) {
     System.err.println("Exception when calling FakeApi#fakeOuterCompositeSerialize");
@@ -93,7 +93,7 @@ try {
 
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
- **outerComposite** | [**OuterComposite**](OuterComposite.md)| Input composite as post body | [optional]
+ **body** | [**OuterComposite**](OuterComposite.md)| Input composite as post body | [optional]
 
 ### Return type
 
@@ -200,7 +200,7 @@ No authorization required
 
 <a name="testBodyWithFileSchema"></a>
 # **testBodyWithFileSchema**
-> testBodyWithFileSchema(fileSchemaTestClass)
+> testBodyWithFileSchema(body)
 
 
 
@@ -214,9 +214,9 @@ For this test, the body for this request much reference a schema named &#x60;Fil
 
 
 FakeApi apiInstance = new FakeApi();
-FileSchemaTestClass fileSchemaTestClass = new FileSchemaTestClass(); // FileSchemaTestClass | 
+FileSchemaTestClass body = new FileSchemaTestClass(); // FileSchemaTestClass | 
 try {
-    apiInstance.testBodyWithFileSchema(fileSchemaTestClass);
+    apiInstance.testBodyWithFileSchema(body);
 } catch (ApiException e) {
     System.err.println("Exception when calling FakeApi#testBodyWithFileSchema");
     e.printStackTrace();
@@ -227,7 +227,7 @@ try {
 
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
- **fileSchemaTestClass** | [**FileSchemaTestClass**](FileSchemaTestClass.md)|  |
+ **body** | [**FileSchemaTestClass**](FileSchemaTestClass.md)|  |
 
 ### Return type
 
@@ -244,7 +244,7 @@ No authorization required
 
 <a name="testBodyWithQueryParams"></a>
 # **testBodyWithQueryParams**
-> testBodyWithQueryParams(query, user)
+> testBodyWithQueryParams(query, body)
 
 
 
@@ -257,9 +257,9 @@ No authorization required
 
 FakeApi apiInstance = new FakeApi();
 String query = "query_example"; // String | 
-User user = new User(); // User | 
+User body = new User(); // User | 
 try {
-    apiInstance.testBodyWithQueryParams(query, user);
+    apiInstance.testBodyWithQueryParams(query, body);
 } catch (ApiException e) {
     System.err.println("Exception when calling FakeApi#testBodyWithQueryParams");
     e.printStackTrace();
@@ -271,7 +271,7 @@ try {
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
  **query** | **String**|  |
- **user** | [**User**](User.md)|  |
+ **body** | [**User**](User.md)|  |
 
 ### Return type
 
@@ -288,7 +288,7 @@ No authorization required
 
 <a name="testClientModel"></a>
 # **testClientModel**
-> Client testClientModel(client)
+> Client testClientModel(body)
 
 To test \&quot;client\&quot; model
 
@@ -302,9 +302,9 @@ To test \&quot;client\&quot; model
 
 
 FakeApi apiInstance = new FakeApi();
-Client client = new Client(); // Client | client model
+Client body = new Client(); // Client | client model
 try {
-    Client result = apiInstance.testClientModel(client);
+    Client result = apiInstance.testClientModel(body);
     System.out.println(result);
 } catch (ApiException e) {
     System.err.println("Exception when calling FakeApi#testClientModel");
@@ -316,7 +316,7 @@ try {
 
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
- **client** | [**Client**](Client.md)| client model |
+ **body** | [**Client**](Client.md)| client model |
 
 ### Return type
 
@@ -524,7 +524,7 @@ No authorization required
 
 <a name="testInlineAdditionalProperties"></a>
 # **testInlineAdditionalProperties**
-> testInlineAdditionalProperties(requestBody)
+> testInlineAdditionalProperties(param)
 
 test inline additionalProperties
 
@@ -536,9 +536,9 @@ test inline additionalProperties
 
 
 FakeApi apiInstance = new FakeApi();
-Map<String, String> requestBody = new HashMap(); // Map<String, String> | request body
+Map<String, String> param = new HashMap(); // Map<String, String> | request body
 try {
-    apiInstance.testInlineAdditionalProperties(requestBody);
+    apiInstance.testInlineAdditionalProperties(param);
 } catch (ApiException e) {
     System.err.println("Exception when calling FakeApi#testInlineAdditionalProperties");
     e.printStackTrace();
@@ -549,7 +549,7 @@ try {
 
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
- **requestBody** | [**Map&lt;String, String&gt;**](String.md)| request body |
+ **param** | [**Map&lt;String, String&gt;**](String.md)| request body |
 
 ### Return type
 

samples/client/petstore/java/jersey2/docs/FakeClassnameTags123Api.md

@@ -9,7 +9,7 @@ Method | HTTP request | Description
 
 <a name="testClassname"></a>
 # **testClassname**
-> Client testClassname(client)
+> Client testClassname(body)
 
 To test class name in snake case
 
@@ -33,9 +33,9 @@ api_key_query.setApiKey("YOUR API KEY");
 //api_key_query.setApiKeyPrefix("Token");
 
 FakeClassnameTags123Api apiInstance = new FakeClassnameTags123Api();
-Client client = new Client(); // Client | client model
+Client body = new Client(); // Client | client model
 try {
-    Client result = apiInstance.testClassname(client);
+    Client result = apiInstance.testClassname(body);
     System.out.println(result);
 } catch (ApiException e) {
     System.err.println("Exception when calling FakeClassnameTags123Api#testClassname");
@@ -47,7 +47,7 @@ try {
 
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
- **client** | [**Client**](Client.md)| client model |
+ **body** | [**Client**](Client.md)| client model |
 
 ### Return type
 

samples/client/petstore/java/jersey2/docs/PetApi.md

@@ -17,7 +17,7 @@ Method | HTTP request | Description
 
 <a name="addPet"></a>
 # **addPet**
-> addPet(pet)
+> addPet(body)
 
 Add a new pet to the store
 
@@ -37,9 +37,9 @@ OAuth petstore_auth = (OAuth) defaultClient.getAuthentication("petstore_auth");
 petstore_auth.setAccessToken("YOUR ACCESS TOKEN");
 
 PetApi apiInstance = new PetApi();
-Pet pet = new Pet(); // Pet | Pet object that needs to be added to the store
+Pet body = new Pet(); // Pet | Pet object that needs to be added to the store
 try {
-    apiInstance.addPet(pet);
+    apiInstance.addPet(body);
 } catch (ApiException e) {
     System.err.println("Exception when calling PetApi#addPet");
     e.printStackTrace();
@@ -50,7 +50,7 @@ try {
 
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
- **pet** | [**Pet**](Pet.md)| Pet object that needs to be added to the store |
+ **body** | [**Pet**](Pet.md)| Pet object that needs to be added to the store |
 
 ### Return type
 
@@ -280,7 +280,7 @@ Name | Type | Description  | Notes
 
 <a name="updatePet"></a>
 # **updatePet**
-> updatePet(pet)
+> updatePet(body)
 
 Update an existing pet
 
@@ -300,9 +300,9 @@ OAuth petstore_auth = (OAuth) defaultClient.getAuthentication("petstore_auth");
 petstore_auth.setAccessToken("YOUR ACCESS TOKEN");
 
 PetApi apiInstance = new PetApi();
-Pet pet = new Pet(); // Pet | Pet object that needs to be added to the store
+Pet body = new Pet(); // Pet | Pet object that needs to be added to the store
 try {
-    apiInstance.updatePet(pet);
+    apiInstance.updatePet(body);
 } catch (ApiException e) {
     System.err.println("Exception when calling PetApi#updatePet");
     e.printStackTrace();
@@ -313,7 +313,7 @@ try {
 
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
- **pet** | [**Pet**](Pet.md)| Pet object that needs to be added to the store |
+ **body** | [**Pet**](Pet.md)| Pet object that needs to be added to the store |
 
 ### Return type
 

samples/client/petstore/java/jersey2/docs/StoreApi.md

@@ -152,7 +152,7 @@ No authorization required
 
 <a name="placeOrder"></a>
 # **placeOrder**
-> Order placeOrder(order)
+> Order placeOrder(body)
 
 Place an order for a pet
 
@@ -164,9 +164,9 @@ Place an order for a pet
 
 
 StoreApi apiInstance = new StoreApi();
-Order order = new Order(); // Order | order placed for purchasing the pet
+Order body = new Order(); // Order | order placed for purchasing the pet
 try {
-    Order result = apiInstance.placeOrder(order);
+    Order result = apiInstance.placeOrder(body);
     System.out.println(result);
 } catch (ApiException e) {
     System.err.println("Exception when calling StoreApi#placeOrder");
@@ -178,7 +178,7 @@ try {
 
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
- **order** | [**Order**](Order.md)| order placed for purchasing the pet |
+ **body** | [**Order**](Order.md)| order placed for purchasing the pet |
 
 ### Return type
 

samples/client/petstore/java/jersey2/docs/UserApi.md

@@ -16,7 +16,7 @@ Method | HTTP request | Description
 
 <a name="createUser"></a>
 # **createUser**
-> createUser(user)
+> createUser(body)
 
 Create user
 
@@ -30,9 +30,9 @@ This can only be done by the logged in user.
 
 
 UserApi apiInstance = new UserApi();
-User user = new User(); // User | Created user object
+User body = new User(); // User | Created user object
 try {
-    apiInstance.createUser(user);
+    apiInstance.createUser(body);
 } catch (ApiException e) {
     System.err.println("Exception when calling UserApi#createUser");
     e.printStackTrace();
@@ -43,7 +43,7 @@ try {
 
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
- **user** | [**User**](User.md)| Created user object |
+ **body** | [**User**](User.md)| Created user object |
 
 ### Return type
 
@@ -60,7 +60,7 @@ No authorization required
 
 <a name="createUsersWithArrayInput"></a>
 # **createUsersWithArrayInput**
-> createUsersWithArrayInput(user)
+> createUsersWithArrayInput(body)
 
 Creates list of users with given input array
 
@@ -72,9 +72,9 @@ Creates list of users with given input array
 
 
 UserApi apiInstance = new UserApi();
-List<User> user = Arrays.asList(null); // List<User> | List of user object
+List<User> body = Arrays.asList(null); // List<User> | List of user object
 try {
-    apiInstance.createUsersWithArrayInput(user);
+    apiInstance.createUsersWithArrayInput(body);
 } catch (ApiException e) {
     System.err.println("Exception when calling UserApi#createUsersWithArrayInput");
     e.printStackTrace();
@@ -85,7 +85,7 @@ try {
 
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
- **user** | [**List&lt;User&gt;**](List.md)| List of user object |
+ **body** | [**List&lt;User&gt;**](List.md)| List of user object |
 
 ### Return type
 
@@ -102,7 +102,7 @@ No authorization required
 
 <a name="createUsersWithListInput"></a>
 # **createUsersWithListInput**
-> createUsersWithListInput(user)
+> createUsersWithListInput(body)
 
 Creates list of users with given input array
 
@@ -114,9 +114,9 @@ Creates list of users with given input array
 
 
 UserApi apiInstance = new UserApi();
-List<User> user = Arrays.asList(null); // List<User> | List of user object
+List<User> body = Arrays.asList(null); // List<User> | List of user object
 try {
-    apiInstance.createUsersWithListInput(user);
+    apiInstance.createUsersWithListInput(body);
 } catch (ApiException e) {
     System.err.println("Exception when calling UserApi#createUsersWithListInput");
     e.printStackTrace();
@@ -127,7 +127,7 @@ try {
 
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
- **user** | [**List&lt;User&gt;**](List.md)| List of user object |
+ **body** | [**List&lt;User&gt;**](List.md)| List of user object |
 
 ### Return type
 
@@ -314,7 +314,7 @@ No authorization required
 
 <a name="updateUser"></a>
 # **updateUser**
-> updateUser(username, user)
+> updateUser(username, body)
 
 Updated user
 
@@ -329,9 +329,9 @@ This can only be done by the logged in user.
 
 UserApi apiInstance = new UserApi();
 String username = "username_example"; // String | name that need to be deleted
-User user = new User(); // User | Updated user object
+User body = new User(); // User | Updated user object
 try {
-    apiInstance.updateUser(username, user);
+    apiInstance.updateUser(username, body);
 } catch (ApiException e) {
     System.err.println("Exception when calling UserApi#updateUser");
     e.printStackTrace();
@@ -343,7 +343,7 @@ try {
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
  **username** | **String**| name that need to be deleted |
- **user** | [**User**](User.md)| Updated user object |
+ **body** | [**User**](User.md)| Updated user object |
 
 ### Return type
 

samples/client/petstore/java/jersey2/src/main/java/org/openapitools/client/api/AnotherFakeApi.java

@@ -38,27 +38,27 @@ public class AnotherFakeApi {
   /**
    * To test special tags
    * To test special tags and operation ID starting with number
-   * @param client client model (required)
+   * @param body client model (required)
    * @return Client
    * @throws ApiException if fails to make API call
    */
-  public Client call123testSpecialTags(Client client) throws ApiException {
-    return call123testSpecialTagsWithHttpInfo(client).getData();
+  public Client call123testSpecialTags(Client body) throws ApiException {
+    return call123testSpecialTagsWithHttpInfo(body).getData();
       }
 
   /**
    * To test special tags
    * To test special tags and operation ID starting with number
-   * @param client client model (required)
+   * @param body client model (required)
    * @return ApiResponse<Client>
    * @throws ApiException if fails to make API call
    */
-  public ApiResponse<Client> call123testSpecialTagsWithHttpInfo(Client client) throws ApiException {
-    Object localVarPostBody = client;
+  public ApiResponse<Client> call123testSpecialTagsWithHttpInfo(Client body) throws ApiException {
+    Object localVarPostBody = body;
     
-    // verify the required parameter 'client' is set
-    if (client == null) {
-      throw new ApiException(400, "Missing the required parameter 'client' when calling call123testSpecialTags");
+    // verify the required parameter 'body' is set
+    if (body == null) {
+      throw new ApiException(400, "Missing the required parameter 'body' when calling call123testSpecialTags");
     }
     
     // create path and map variables

samples/client/petstore/java/jersey2/src/main/java/org/openapitools/client/api/FakeApi.java

@@ -92,23 +92,23 @@ public class FakeApi {
   /**
    * 
    * Test serialization of object with outer number type
-   * @param outerComposite Input composite as post body (optional)
+   * @param body Input composite as post body (optional)
    * @return OuterComposite
    * @throws ApiException if fails to make API call
    */
-  public OuterComposite fakeOuterCompositeSerialize(OuterComposite outerComposite) throws ApiException {
-    return fakeOuterCompositeSerializeWithHttpInfo(outerComposite).getData();
+  public OuterComposite fakeOuterCompositeSerialize(OuterComposite body) throws ApiException {
+    return fakeOuterCompositeSerializeWithHttpInfo(body).getData();
       }
 
   /**
    * 
    * Test serialization of object with outer number type
-   * @param outerComposite Input composite as post body (optional)
+   * @param body Input composite as post body (optional)
    * @return ApiResponse<OuterComposite>
    * @throws ApiException if fails to make API call
    */
-  public ApiResponse<OuterComposite> fakeOuterCompositeSerializeWithHttpInfo(OuterComposite outerComposite) throws ApiException {
-    Object localVarPostBody = outerComposite;
+  public ApiResponse<OuterComposite> fakeOuterCompositeSerializeWithHttpInfo(OuterComposite body) throws ApiException {
+    Object localVarPostBody = body;
     
     // create path and map variables
     String localVarPath = "/fake/outer/composite";
@@ -233,26 +233,26 @@ public class FakeApi {
   /**
    * 
    * For this test, the body for this request much reference a schema named &#x60;File&#x60;.
-   * @param fileSchemaTestClass  (required)
+   * @param body  (required)
    * @throws ApiException if fails to make API call
    */
-  public void testBodyWithFileSchema(FileSchemaTestClass fileSchemaTestClass) throws ApiException {
+  public void testBodyWithFileSchema(FileSchemaTestClass body) throws ApiException {
 
-    testBodyWithFileSchemaWithHttpInfo(fileSchemaTestClass);
+    testBodyWithFileSchemaWithHttpInfo(body);
   }
 
   /**
    * 
    * For this test, the body for this request much reference a schema named &#x60;File&#x60;.
-   * @param fileSchemaTestClass  (required)
+   * @param body  (required)
    * @throws ApiException if fails to make API call
    */
-  public ApiResponse<Void> testBodyWithFileSchemaWithHttpInfo(FileSchemaTestClass fileSchemaTestClass) throws ApiException {
-    Object localVarPostBody = fileSchemaTestClass;
+  public ApiResponse<Void> testBodyWithFileSchemaWithHttpInfo(FileSchemaTestClass body) throws ApiException {
+    Object localVarPostBody = body;
     
-    // verify the required parameter 'fileSchemaTestClass' is set
-    if (fileSchemaTestClass == null) {
-      throw new ApiException(400, "Missing the required parameter 'fileSchemaTestClass' when calling testBodyWithFileSchema");
+    // verify the required parameter 'body' is set
+    if (body == null) {
+      throw new ApiException(400, "Missing the required parameter 'body' when calling testBodyWithFileSchema");
     }
     
     // create path and map variables
@@ -285,32 +285,32 @@ public class FakeApi {
    * 
    * 
    * @param query  (required)
-   * @param user  (required)
+   * @param body  (required)
    * @throws ApiException if fails to make API call
    */
-  public void testBodyWithQueryParams(String query, User user) throws ApiException {
+  public void testBodyWithQueryParams(String query, User body) throws ApiException {
 
-    testBodyWithQueryParamsWithHttpInfo(query, user);
+    testBodyWithQueryParamsWithHttpInfo(query, body);
   }
 
   /**
    * 
    * 
    * @param query  (required)
-   * @param user  (required)
+   * @param body  (required)
    * @throws ApiException if fails to make API call
    */
-  public ApiResponse<Void> testBodyWithQueryParamsWithHttpInfo(String query, User user) throws ApiException {
-    Object localVarPostBody = user;
+  public ApiResponse<Void> testBodyWithQueryParamsWithHttpInfo(String query, User body) throws ApiException {
+    Object localVarPostBody = body;
     
     // verify the required parameter 'query' is set
     if (query == null) {
       throw new ApiException(400, "Missing the required parameter 'query' when calling testBodyWithQueryParams");
     }
     
-    // verify the required parameter 'user' is set
-    if (user == null) {
-      throw new ApiException(400, "Missing the required parameter 'user' when calling testBodyWithQueryParams");
+    // verify the required parameter 'body' is set
+    if (body == null) {
+      throw new ApiException(400, "Missing the required parameter 'body' when calling testBodyWithQueryParams");
     }
     
     // create path and map variables
@@ -343,27 +343,27 @@ public class FakeApi {
   /**
    * To test \&quot;client\&quot; model
    * To test \&quot;client\&quot; model
-   * @param client client model (required)
+   * @param body client model (required)
    * @return Client
    * @throws ApiException if fails to make API call
    */
-  public Client testClientModel(Client client) throws ApiException {
-    return testClientModelWithHttpInfo(client).getData();
+  public Client testClientModel(Client body) throws ApiException {
+    return testClientModelWithHttpInfo(body).getData();
       }
 
   /**
    * To test \&quot;client\&quot; model
    * To test \&quot;client\&quot; model
-   * @param client client model (required)
+   * @param body client model (required)
    * @return ApiResponse&lt;Client&gt;
    * @throws ApiException if fails to make API call
    */
-  public ApiResponse<Client> testClientModelWithHttpInfo(Client client) throws ApiException {
-    Object localVarPostBody = client;
+  public ApiResponse<Client> testClientModelWithHttpInfo(Client body) throws ApiException {
+    Object localVarPostBody = body;
     
-    // verify the required parameter 'client' is set
-    if (client == null) {
-      throw new ApiException(400, "Missing the required parameter 'client' when calling testClientModel");
+    // verify the required parameter 'body' is set
+    if (body == null) {
+      throw new ApiException(400, "Missing the required parameter 'body' when calling testClientModel");
     }
     
     // create path and map variables
@@ -666,26 +666,26 @@ if (booleanGroup != null)
   /**
    * test inline additionalProperties
    * 
-   * @param requestBody request body (required)
+   * @param param request body (required)
    * @throws ApiException if fails to make API call
    */
-  public void testInlineAdditionalProperties(Map<String, String> requestBody) throws ApiException {
+  public void testInlineAdditionalProperties(Map<String, String> param) throws ApiException {
 
-    testInlineAdditionalPropertiesWithHttpInfo(requestBody);
+    testInlineAdditionalPropertiesWithHttpInfo(param);
   }
 
   /**
    * test inline additionalProperties
    * 
-   * @param requestBody request body (required)
+   * @param param request body (required)
    * @throws ApiException if fails to make API call
    */
-  public ApiResponse<Void> testInlineAdditionalPropertiesWithHttpInfo(Map<String, String> requestBody) throws ApiException {
-    Object localVarPostBody = requestBody;
+  public ApiResponse<Void> testInlineAdditionalPropertiesWithHttpInfo(Map<String, String> param) throws ApiException {
+    Object localVarPostBody = param;
     
-    // verify the required parameter 'requestBody' is set
-    if (requestBody == null) {
-      throw new ApiException(400, "Missing the required parameter 'requestBody' when calling testInlineAdditionalProperties");
+    // verify the required parameter 'param' is set
+    if (param == null) {
+      throw new ApiException(400, "Missing the required parameter 'param' when calling testInlineAdditionalProperties");
     }
     
     // create path and map variables

samples/client/petstore/java/jersey2/src/main/java/org/openapitools/client/api/FakeClassnameTags123Api.java

@@ -38,27 +38,27 @@ public class FakeClassnameTags123Api {
   /**
    * To test class name in snake case
    * To test class name in snake case
-   * @param client client model (required)
+   * @param body client model (required)
    * @return Client
    * @throws ApiException if fails to make API call
    */
-  public Client testClassname(Client client) throws ApiException {
-    return testClassnameWithHttpInfo(client).getData();
+  public Client testClassname(Client body) throws ApiException {
+    return testClassnameWithHttpInfo(body).getData();
       }
 
   /**
    * To test class name in snake case
    * To test class name in snake case
-   * @param client client model (required)
+   * @param body client model (required)
    * @return ApiResponse<Client>
    * @throws ApiException if fails to make API call
    */
-  public ApiResponse<Client> testClassnameWithHttpInfo(Client client) throws ApiException {
-    Object localVarPostBody = client;
+  public ApiResponse<Client> testClassnameWithHttpInfo(Client body) throws ApiException {
+    Object localVarPostBody = body;
     
-    // verify the required parameter 'client' is set
-    if (client == null) {
-      throw new ApiException(400, "Missing the required parameter 'client' when calling testClassname");
+    // verify the required parameter 'body' is set
+    if (body == null) {
+      throw new ApiException(400, "Missing the required parameter 'body' when calling testClassname");
     }
     
     // create path and map variables

samples/client/petstore/java/jersey2/src/main/java/org/openapitools/client/api/PetApi.java

@@ -40,26 +40,26 @@ public class PetApi {
   /**
    * Add a new pet to the store
    * 
-   * @param pet Pet object that needs to be added to the store (required)
+   * @param body Pet object that needs to be added to the store (required)
    * @throws ApiException if fails to make API call
    */
-  public void addPet(Pet pet) throws ApiException {
+  public void addPet(Pet body) throws ApiException {
 
-    addPetWithHttpInfo(pet);
+    addPetWithHttpInfo(body);
   }
 
   /**
    * Add a new pet to the store
    * 
-   * @param pet Pet object that needs to be added to the store (required)
+   * @param body Pet object that needs to be added to the store (required)
    * @throws ApiException if fails to make API call
    */
-  public ApiResponse<Void> addPetWithHttpInfo(Pet pet) throws ApiException {
-    Object localVarPostBody = pet;
+  public ApiResponse<Void> addPetWithHttpInfo(Pet body) throws ApiException {
+    Object localVarPostBody = body;
     
-    // verify the required parameter 'pet' is set
-    if (pet == null) {
-      throw new ApiException(400, "Missing the required parameter 'pet' when calling addPet");
+    // verify the required parameter 'body' is set
+    if (body == null) {
+      throw new ApiException(400, "Missing the required parameter 'body' when calling addPet");
     }
     
     // create path and map variables
@@ -310,26 +310,26 @@ public class PetApi {
   /**
    * Update an existing pet
    * 
-   * @param pet Pet object that needs to be added to the store (required)
+   * @param body Pet object that needs to be added to the store (required)
    * @throws ApiException if fails to make API call
    */
-  public void updatePet(Pet pet) throws ApiException {
+  public void updatePet(Pet body) throws ApiException {
 
-    updatePetWithHttpInfo(pet);
+    updatePetWithHttpInfo(body);
   }
 
   /**
    * Update an existing pet
    * 
-   * @param pet Pet object that needs to be added to the store (required)
+   * @param body Pet object that needs to be added to the store (required)
    * @throws ApiException if fails to make API call
    */
-  public ApiResponse<Void> updatePetWithHttpInfo(Pet pet) throws ApiException {
-    Object localVarPostBody = pet;
+  public ApiResponse<Void> updatePetWithHttpInfo(Pet body) throws ApiException {
+    Object localVarPostBody = body;
     
-    // verify the required parameter 'pet' is set
-    if (pet == null) {
-      throw new ApiException(400, "Missing the required parameter 'pet' when calling updatePet");
+    // verify the required parameter 'body' is set
+    if (body == null) {
+      throw new ApiException(400, "Missing the required parameter 'body' when calling updatePet");
     }
     
     // create path and map variables

samples/client/petstore/java/jersey2/src/main/java/org/openapitools/client/api/StoreApi.java

@@ -188,27 +188,27 @@ public class StoreApi {
   /**
    * Place an order for a pet
    * 
-   * @param order order placed for purchasing the pet (required)
+   * @param body order placed for purchasing the pet (required)
    * @return Order
    * @throws ApiException if fails to make API call
    */
-  public Order placeOrder(Order order) throws ApiException {
-    return placeOrderWithHttpInfo(order).getData();
+  public Order placeOrder(Order body) throws ApiException {
+    return placeOrderWithHttpInfo(body).getData();
       }
 
   /**
    * Place an order for a pet
    * 
-   * @param order order placed for purchasing the pet (required)
+   * @param body order placed for purchasing the pet (required)
    * @return ApiResponse<Order>
    * @throws ApiException if fails to make API call
    */
-  public ApiResponse<Order> placeOrderWithHttpInfo(Order order) throws ApiException {
-    Object localVarPostBody = order;
+  public ApiResponse<Order> placeOrderWithHttpInfo(Order body) throws ApiException {
+    Object localVarPostBody = body;
     
-    // verify the required parameter 'order' is set
-    if (order == null) {
-      throw new ApiException(400, "Missing the required parameter 'order' when calling placeOrder");
+    // verify the required parameter 'body' is set
+    if (body == null) {
+      throw new ApiException(400, "Missing the required parameter 'body' when calling placeOrder");
     }
     
     // create path and map variables

samples/client/petstore/java/jersey2/src/main/java/org/openapitools/client/api/UserApi.java

@@ -38,26 +38,26 @@ public class UserApi {
   /**
    * Create user
    * This can only be done by the logged in user.
-   * @param user Created user object (required)
+   * @param body Created user object (required)
    * @throws ApiException if fails to make API call
    */
-  public void createUser(User user) throws ApiException {
+  public void createUser(User body) throws ApiException {
 
-    createUserWithHttpInfo(user);
+    createUserWithHttpInfo(body);
   }
 
   /**
    * Create user
    * This can only be done by the logged in user.
-   * @param user Created user object (required)
+   * @param body Created user object (required)
    * @throws ApiException if fails to make API call
    */
-  public ApiResponse<Void> createUserWithHttpInfo(User user) throws ApiException {
-    Object localVarPostBody = user;
+  public ApiResponse<Void> createUserWithHttpInfo(User body) throws ApiException {
+    Object localVarPostBody = body;
     
-    // verify the required parameter 'user' is set
-    if (user == null) {
-      throw new ApiException(400, "Missing the required parameter 'user' when calling createUser");
+    // verify the required parameter 'body' is set
+    if (body == null) {
+      throw new ApiException(400, "Missing the required parameter 'body' when calling createUser");
     }
     
     // create path and map variables
@@ -89,26 +89,26 @@ public class UserApi {
   /**
    * Creates list of users with given input array
    * 
-   * @param user List of user object (required)
+   * @param body List of user object (required)
    * @throws ApiException if fails to make API call
    */
-  public void createUsersWithArrayInput(List<User> user) throws ApiException {
+  public void createUsersWithArrayInput(List<User> body) throws ApiException {
 
-    createUsersWithArrayInputWithHttpInfo(user);
+    createUsersWithArrayInputWithHttpInfo(body);
   }
 
   /**
    * Creates list of users with given input array
    * 
-   * @param user List of user object (required)
+   * @param body List of user object (required)
    * @throws ApiException if fails to make API call
    */
-  public ApiResponse<Void> createUsersWithArrayInputWithHttpInfo(List<User> user) throws ApiException {
-    Object localVarPostBody = user;
+  public ApiResponse<Void> createUsersWithArrayInputWithHttpInfo(List<User> body) throws ApiException {
+    Object localVarPostBody = body;
     
-    // verify the required parameter 'user' is set
-    if (user == null) {
-      throw new ApiException(400, "Missing the required parameter 'user' when calling createUsersWithArrayInput");
+    // verify the required parameter 'body' is set
+    if (body == null) {
+      throw new ApiException(400, "Missing the required parameter 'body' when calling createUsersWithArrayInput");
     }
     
     // create path and map variables
@@ -140,26 +140,26 @@ public class UserApi {
   /**
    * Creates list of users with given input array
    * 
-   * @param user List of user object (required)
+   * @param body List of user object (required)
    * @throws ApiException if fails to make API call
    */
-  public void createUsersWithListInput(List<User> user) throws ApiException {
+  public void createUsersWithListInput(List<User> body) throws ApiException {
 
-    createUsersWithListInputWithHttpInfo(user);
+    createUsersWithListInputWithHttpInfo(body);
   }
 
   /**
    * Creates list of users with given input array
    * 
-   * @param user List of user object (required)
+   * @param body List of user object (required)
    * @throws ApiException if fails to make API call
    */
-  public ApiResponse<Void> createUsersWithListInputWithHttpInfo(List<User> user) throws ApiException {
-    Object localVarPostBody = user;
+  public ApiResponse<Void> createUsersWithListInputWithHttpInfo(List<User> body) throws ApiException {
+    Object localVarPostBody = body;
     
-    // verify the required parameter 'user' is set
-    if (user == null) {
-      throw new ApiException(400, "Missing the required parameter 'user' when calling createUsersWithListInput");
+    // verify the required parameter 'body' is set
+    if (body == null) {
+      throw new ApiException(400, "Missing the required parameter 'body' when calling createUsersWithListInput");
     }
     
     // create path and map variables
@@ -402,32 +402,32 @@ public class UserApi {
    * Updated user
    * This can only be done by the logged in user.
    * @param username name that need to be deleted (required)
-   * @param user Updated user object (required)
+   * @param body Updated user object (required)
    * @throws ApiException if fails to make API call
    */
-  public void updateUser(String username, User user) throws ApiException {
+  public void updateUser(String username, User body) throws ApiException {
 
-    updateUserWithHttpInfo(username, user);
+    updateUserWithHttpInfo(username, body);
   }
 
   /**
    * Updated user
    * This can only be done by the logged in user.
    * @param username name that need to be deleted (required)
-   * @param user Updated user object (required)
+   * @param body Updated user object (required)
    * @throws ApiException if fails to make API call
    */
-  public ApiResponse<Void> updateUserWithHttpInfo(String username, User user) throws ApiException {
-    Object localVarPostBody = user;
+  public ApiResponse<Void> updateUserWithHttpInfo(String username, User body) throws ApiException {
+    Object localVarPostBody = body;
     
     // verify the required parameter 'username' is set
     if (username == null) {
       throw new ApiException(400, "Missing the required parameter 'username' when calling updateUser");
     }
     
-    // verify the required parameter 'user' is set
-    if (user == null) {
-      throw new ApiException(400, "Missing the required parameter 'user' when calling updateUser");
+    // verify the required parameter 'body' is set
+    if (body == null) {
+      throw new ApiException(400, "Missing the required parameter 'body' when calling updateUser");
     }
     
     // create path and map variables

samples/client/petstore/java/okhttp-gson-parcelableModel/docs/AnotherFakeApi.md

@@ -9,7 +9,7 @@ Method | HTTP request | Description
 
 <a name="call123testSpecialTags"></a>
 # **call123testSpecialTags**
-> Client call123testSpecialTags(client)
+> Client call123testSpecialTags(body)
 
 To test special tags
 
@@ -23,9 +23,9 @@ To test special tags and operation ID starting with number
 
 
 AnotherFakeApi apiInstance = new AnotherFakeApi();
-Client client = new Client(); // Client | client model
+Client body = new Client(); // Client | client model
 try {
-    Client result = apiInstance.call123testSpecialTags(client);
+    Client result = apiInstance.call123testSpecialTags(body);
     System.out.println(result);
 } catch (ApiException e) {
     System.err.println("Exception when calling AnotherFakeApi#call123testSpecialTags");
@@ -37,7 +37,7 @@ try {
 
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
- **client** | [**Client**](Client.md)| client model |
+ **body** | [**Client**](Client.md)| client model |
 
 ### Return type
 

samples/client/petstore/java/okhttp-gson-parcelableModel/docs/FakeApi.md

@@ -65,7 +65,7 @@ No authorization required
 
 <a name="fakeOuterCompositeSerialize"></a>
 # **fakeOuterCompositeSerialize**
-> OuterComposite fakeOuterCompositeSerialize(outerComposite)
+> OuterComposite fakeOuterCompositeSerialize(body)
 
 
 
@@ -79,9 +79,9 @@ Test serialization of object with outer number type
 
 
 FakeApi apiInstance = new FakeApi();
-OuterComposite outerComposite = new OuterComposite(); // OuterComposite | Input composite as post body
+OuterComposite body = new OuterComposite(); // OuterComposite | Input composite as post body
 try {
-    OuterComposite result = apiInstance.fakeOuterCompositeSerialize(outerComposite);
+    OuterComposite result = apiInstance.fakeOuterCompositeSerialize(body);
     System.out.println(result);
 } catch (ApiException e) {
     System.err.println("Exception when calling FakeApi#fakeOuterCompositeSerialize");
@@ -93,7 +93,7 @@ try {
 
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
- **outerComposite** | [**OuterComposite**](OuterComposite.md)| Input composite as post body | [optional]
+ **body** | [**OuterComposite**](OuterComposite.md)| Input composite as post body | [optional]
 
 ### Return type
 
@@ -200,7 +200,7 @@ No authorization required
 
 <a name="testBodyWithFileSchema"></a>
 # **testBodyWithFileSchema**
-> testBodyWithFileSchema(fileSchemaTestClass)
+> testBodyWithFileSchema(body)
 
 
 
@@ -214,9 +214,9 @@ For this test, the body for this request much reference a schema named &#x60;Fil
 
 
 FakeApi apiInstance = new FakeApi();
-FileSchemaTestClass fileSchemaTestClass = new FileSchemaTestClass(); // FileSchemaTestClass | 
+FileSchemaTestClass body = new FileSchemaTestClass(); // FileSchemaTestClass | 
 try {
-    apiInstance.testBodyWithFileSchema(fileSchemaTestClass);
+    apiInstance.testBodyWithFileSchema(body);
 } catch (ApiException e) {
     System.err.println("Exception when calling FakeApi#testBodyWithFileSchema");
     e.printStackTrace();
@@ -227,7 +227,7 @@ try {
 
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
- **fileSchemaTestClass** | [**FileSchemaTestClass**](FileSchemaTestClass.md)|  |
+ **body** | [**FileSchemaTestClass**](FileSchemaTestClass.md)|  |
 
 ### Return type
 
@@ -244,7 +244,7 @@ No authorization required
 
 <a name="testBodyWithQueryParams"></a>
 # **testBodyWithQueryParams**
-> testBodyWithQueryParams(query, user)
+> testBodyWithQueryParams(query, body)
 
 
 
@@ -257,9 +257,9 @@ No authorization required
 
 FakeApi apiInstance = new FakeApi();
 String query = "query_example"; // String | 
-User user = new User(); // User | 
+User body = new User(); // User | 
 try {
-    apiInstance.testBodyWithQueryParams(query, user);
+    apiInstance.testBodyWithQueryParams(query, body);
 } catch (ApiException e) {
     System.err.println("Exception when calling FakeApi#testBodyWithQueryParams");
     e.printStackTrace();
@@ -271,7 +271,7 @@ try {
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
  **query** | **String**|  |
- **user** | [**User**](User.md)|  |
+ **body** | [**User**](User.md)|  |
 
 ### Return type
 
@@ -288,7 +288,7 @@ No authorization required
 
 <a name="testClientModel"></a>
 # **testClientModel**
-> Client testClientModel(client)
+> Client testClientModel(body)
 
 To test \&quot;client\&quot; model
 
@@ -302,9 +302,9 @@ To test \&quot;client\&quot; model
 
 
 FakeApi apiInstance = new FakeApi();
-Client client = new Client(); // Client | client model
+Client body = new Client(); // Client | client model
 try {
-    Client result = apiInstance.testClientModel(client);
+    Client result = apiInstance.testClientModel(body);
     System.out.println(result);
 } catch (ApiException e) {
     System.err.println("Exception when calling FakeApi#testClientModel");
@@ -316,7 +316,7 @@ try {
 
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
- **client** | [**Client**](Client.md)| client model |
+ **body** | [**Client**](Client.md)| client model |
 
 ### Return type
 
@@ -528,7 +528,7 @@ No authorization required
 
 <a name="testInlineAdditionalProperties"></a>
 # **testInlineAdditionalProperties**
-> testInlineAdditionalProperties(requestBody)
+> testInlineAdditionalProperties(param)
 
 test inline additionalProperties
 
@@ -540,9 +540,9 @@ test inline additionalProperties
 
 
 FakeApi apiInstance = new FakeApi();
-Map<String, String> requestBody = new HashMap(); // Map<String, String> | request body
+Map<String, String> param = new HashMap(); // Map<String, String> | request body
 try {
-    apiInstance.testInlineAdditionalProperties(requestBody);
+    apiInstance.testInlineAdditionalProperties(param);
 } catch (ApiException e) {
     System.err.println("Exception when calling FakeApi#testInlineAdditionalProperties");
     e.printStackTrace();
@@ -553,7 +553,7 @@ try {
 
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
- **requestBody** | [**Map&lt;String, String&gt;**](String.md)| request body |
+ **param** | [**Map&lt;String, String&gt;**](String.md)| request body |
 
 ### Return type
 

samples/client/petstore/java/okhttp-gson-parcelableModel/docs/FakeClassnameTags123Api.md

@@ -9,7 +9,7 @@ Method | HTTP request | Description
 
 <a name="testClassname"></a>
 # **testClassname**
-> Client testClassname(client)
+> Client testClassname(body)
 
 To test class name in snake case
 
@@ -33,9 +33,9 @@ api_key_query.setApiKey("YOUR API KEY");
 //api_key_query.setApiKeyPrefix("Token");
 
 FakeClassnameTags123Api apiInstance = new FakeClassnameTags123Api();
-Client client = new Client(); // Client | client model
+Client body = new Client(); // Client | client model
 try {
-    Client result = apiInstance.testClassname(client);
+    Client result = apiInstance.testClassname(body);
     System.out.println(result);
 } catch (ApiException e) {
     System.err.println("Exception when calling FakeClassnameTags123Api#testClassname");
@@ -47,7 +47,7 @@ try {
 
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
- **client** | [**Client**](Client.md)| client model |
+ **body** | [**Client**](Client.md)| client model |
 
 ### Return type
 

samples/client/petstore/java/okhttp-gson-parcelableModel/docs/PetApi.md

@@ -17,7 +17,7 @@ Method | HTTP request | Description
 
 <a name="addPet"></a>
 # **addPet**
-> addPet(pet)
+> addPet(body)
 
 Add a new pet to the store
 
@@ -37,9 +37,9 @@ OAuth petstore_auth = (OAuth) defaultClient.getAuthentication("petstore_auth");
 petstore_auth.setAccessToken("YOUR ACCESS TOKEN");
 
 PetApi apiInstance = new PetApi();
-Pet pet = new Pet(); // Pet | Pet object that needs to be added to the store
+Pet body = new Pet(); // Pet | Pet object that needs to be added to the store
 try {
-    apiInstance.addPet(pet);
+    apiInstance.addPet(body);
 } catch (ApiException e) {
     System.err.println("Exception when calling PetApi#addPet");
     e.printStackTrace();
@@ -50,7 +50,7 @@ try {
 
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
- **pet** | [**Pet**](Pet.md)| Pet object that needs to be added to the store |
+ **body** | [**Pet**](Pet.md)| Pet object that needs to be added to the store |
 
 ### Return type
 
@@ -280,7 +280,7 @@ Name | Type | Description  | Notes
 
 <a name="updatePet"></a>
 # **updatePet**
-> updatePet(pet)
+> updatePet(body)
 
 Update an existing pet
 
@@ -300,9 +300,9 @@ OAuth petstore_auth = (OAuth) defaultClient.getAuthentication("petstore_auth");
 petstore_auth.setAccessToken("YOUR ACCESS TOKEN");
 
 PetApi apiInstance = new PetApi();
-Pet pet = new Pet(); // Pet | Pet object that needs to be added to the store
+Pet body = new Pet(); // Pet | Pet object that needs to be added to the store
 try {
-    apiInstance.updatePet(pet);
+    apiInstance.updatePet(body);
 } catch (ApiException e) {
     System.err.println("Exception when calling PetApi#updatePet");
     e.printStackTrace();
@@ -313,7 +313,7 @@ try {
 
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
- **pet** | [**Pet**](Pet.md)| Pet object that needs to be added to the store |
+ **body** | [**Pet**](Pet.md)| Pet object that needs to be added to the store |
 
 ### Return type
 

samples/client/petstore/java/okhttp-gson-parcelableModel/docs/StoreApi.md

@@ -152,7 +152,7 @@ No authorization required
 
 <a name="placeOrder"></a>
 # **placeOrder**
-> Order placeOrder(order)
+> Order placeOrder(body)
 
 Place an order for a pet
 
@@ -164,9 +164,9 @@ Place an order for a pet
 
 
 StoreApi apiInstance = new StoreApi();
-Order order = new Order(); // Order | order placed for purchasing the pet
+Order body = new Order(); // Order | order placed for purchasing the pet
 try {
-    Order result = apiInstance.placeOrder(order);
+    Order result = apiInstance.placeOrder(body);
     System.out.println(result);
 } catch (ApiException e) {
     System.err.println("Exception when calling StoreApi#placeOrder");
@@ -178,7 +178,7 @@ try {
 
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
- **order** | [**Order**](Order.md)| order placed for purchasing the pet |
+ **body** | [**Order**](Order.md)| order placed for purchasing the pet |
 
 ### Return type
 

samples/client/petstore/java/okhttp-gson-parcelableModel/docs/UserApi.md

@@ -16,7 +16,7 @@ Method | HTTP request | Description
 
 <a name="createUser"></a>
 # **createUser**
-> createUser(user)
+> createUser(body)
 
 Create user
 
@@ -30,9 +30,9 @@ This can only be done by the logged in user.
 
 
 UserApi apiInstance = new UserApi();
-User user = new User(); // User | Created user object
+User body = new User(); // User | Created user object
 try {
-    apiInstance.createUser(user);
+    apiInstance.createUser(body);
 } catch (ApiException e) {
     System.err.println("Exception when calling UserApi#createUser");
     e.printStackTrace();
@@ -43,7 +43,7 @@ try {
 
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
- **user** | [**User**](User.md)| Created user object |
+ **body** | [**User**](User.md)| Created user object |
 
 ### Return type
 
@@ -60,7 +60,7 @@ No authorization required
 
 <a name="createUsersWithArrayInput"></a>
 # **createUsersWithArrayInput**
-> createUsersWithArrayInput(user)
+> createUsersWithArrayInput(body)
 
 Creates list of users with given input array
 
@@ -72,9 +72,9 @@ Creates list of users with given input array
 
 
 UserApi apiInstance = new UserApi();
-List<User> user = Arrays.asList(null); // List<User> | List of user object
+List<User> body = Arrays.asList(null); // List<User> | List of user object
 try {
-    apiInstance.createUsersWithArrayInput(user);
+    apiInstance.createUsersWithArrayInput(body);
 } catch (ApiException e) {
     System.err.println("Exception when calling UserApi#createUsersWithArrayInput");
     e.printStackTrace();
@@ -85,7 +85,7 @@ try {
 
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
- **user** | [**List&lt;User&gt;**](List.md)| List of user object |
+ **body** | [**List&lt;User&gt;**](List.md)| List of user object |
 
 ### Return type
 
@@ -102,7 +102,7 @@ No authorization required
 
 <a name="createUsersWithListInput"></a>
 # **createUsersWithListInput**
-> createUsersWithListInput(user)
+> createUsersWithListInput(body)
 
 Creates list of users with given input array
 
@@ -114,9 +114,9 @@ Creates list of users with given input array
 
 
 UserApi apiInstance = new UserApi();
-List<User> user = Arrays.asList(null); // List<User> | List of user object
+List<User> body = Arrays.asList(null); // List<User> | List of user object
 try {
-    apiInstance.createUsersWithListInput(user);
+    apiInstance.createUsersWithListInput(body);
 } catch (ApiException e) {
     System.err.println("Exception when calling UserApi#createUsersWithListInput");
     e.printStackTrace();
@@ -127,7 +127,7 @@ try {
 
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
- **user** | [**List&lt;User&gt;**](List.md)| List of user object |
+ **body** | [**List&lt;User&gt;**](List.md)| List of user object |
 
 ### Return type
 
@@ -314,7 +314,7 @@ No authorization required
 
 <a name="updateUser"></a>
 # **updateUser**
-> updateUser(username, user)
+> updateUser(username, body)
 
 Updated user
 
@@ -329,9 +329,9 @@ This can only be done by the logged in user.
 
 UserApi apiInstance = new UserApi();
 String username = "username_example"; // String | name that need to be deleted
-User user = new User(); // User | Updated user object
+User body = new User(); // User | Updated user object
 try {
-    apiInstance.updateUser(username, user);
+    apiInstance.updateUser(username, body);
 } catch (ApiException e) {
     System.err.println("Exception when calling UserApi#updateUser");
     e.printStackTrace();
@@ -343,7 +343,7 @@ try {
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
  **username** | **String**| name that need to be deleted |
- **user** | [**User**](User.md)| Updated user object |
+ **body** | [**User**](User.md)| Updated user object |
 
 ### Return type
 

samples/client/petstore/java/okhttp-gson-parcelableModel/src/main/java/org/openapitools/client/api/AnotherFakeApi.java

@@ -56,14 +56,14 @@ public class AnotherFakeApi {
 
     /**
      * Build call for call123testSpecialTags
-     * @param client client model (required)
+     * @param body client model (required)
      * @param progressListener Progress listener
      * @param progressRequestListener Progress request listener
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
      */
-    public com.squareup.okhttp.Call call123testSpecialTagsCall(Client client, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
-        Object localVarPostBody = client;
+    public com.squareup.okhttp.Call call123testSpecialTagsCall(Client body, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
+        Object localVarPostBody = body;
 
         // create path and map variables
         String localVarPath = "/another-fake/dummy";
@@ -103,15 +103,15 @@ public class AnotherFakeApi {
     }
 
     @SuppressWarnings("rawtypes")
-    private com.squareup.okhttp.Call call123testSpecialTagsValidateBeforeCall(Client client, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
+    private com.squareup.okhttp.Call call123testSpecialTagsValidateBeforeCall(Client body, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
         
-        // verify the required parameter 'client' is set
-        if (client == null) {
-            throw new ApiException("Missing the required parameter 'client' when calling call123testSpecialTags(Async)");
+        // verify the required parameter 'body' is set
+        if (body == null) {
+            throw new ApiException("Missing the required parameter 'body' when calling call123testSpecialTags(Async)");
         }
         
 
-        com.squareup.okhttp.Call call = call123testSpecialTagsCall(client, progressListener, progressRequestListener);
+        com.squareup.okhttp.Call call = call123testSpecialTagsCall(body, progressListener, progressRequestListener);
         return call;
 
     }
@@ -119,24 +119,24 @@ public class AnotherFakeApi {
     /**
      * To test special tags
      * To test special tags and operation ID starting with number
-     * @param client client model (required)
+     * @param body client model (required)
      * @return Client
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
      */
-    public Client call123testSpecialTags(Client client) throws ApiException {
-        ApiResponse<Client> resp = call123testSpecialTagsWithHttpInfo(client);
+    public Client call123testSpecialTags(Client body) throws ApiException {
+        ApiResponse<Client> resp = call123testSpecialTagsWithHttpInfo(body);
         return resp.getData();
     }
 
     /**
      * To test special tags
      * To test special tags and operation ID starting with number
-     * @param client client model (required)
+     * @param body client model (required)
      * @return ApiResponse&lt;Client&gt;
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
      */
-    public ApiResponse<Client> call123testSpecialTagsWithHttpInfo(Client client) throws ApiException {
-        com.squareup.okhttp.Call call = call123testSpecialTagsValidateBeforeCall(client, null, null);
+    public ApiResponse<Client> call123testSpecialTagsWithHttpInfo(Client body) throws ApiException {
+        com.squareup.okhttp.Call call = call123testSpecialTagsValidateBeforeCall(body, null, null);
         Type localVarReturnType = new TypeToken<Client>(){}.getType();
         return apiClient.execute(call, localVarReturnType);
     }
@@ -144,12 +144,12 @@ public class AnotherFakeApi {
     /**
      * To test special tags (asynchronously)
      * To test special tags and operation ID starting with number
-     * @param client client model (required)
+     * @param body client model (required)
      * @param callback The callback to be executed when the API call finishes
      * @return The request call
      * @throws ApiException If fail to process the API call, e.g. serializing the request body object
      */
-    public com.squareup.okhttp.Call call123testSpecialTagsAsync(Client client, final ApiCallback<Client> callback) throws ApiException {
+    public com.squareup.okhttp.Call call123testSpecialTagsAsync(Client body, final ApiCallback<Client> callback) throws ApiException {
 
         ProgressResponseBody.ProgressListener progressListener = null;
         ProgressRequestBody.ProgressRequestListener progressRequestListener = null;
@@ -170,7 +170,7 @@ public class AnotherFakeApi {
             };
         }
 
-        com.squareup.okhttp.Call call = call123testSpecialTagsValidateBeforeCall(client, progressListener, progressRequestListener);
+        com.squareup.okhttp.Call call = call123testSpecialTagsValidateBeforeCall(body, progressListener, progressRequestListener);
         Type localVarReturnType = new TypeToken<Client>(){}.getType();
         apiClient.executeAsync(call, localVarReturnType, callback);
         return call;

samples/client/petstore/java/okhttp-gson-parcelableModel/src/main/java/org/openapitools/client/api/FakeApi.java

@@ -179,14 +179,14 @@ public class FakeApi {
     }
     /**
      * Build call for fakeOuterCompositeSerialize
-     * @param outerComposite Input composite as post body (optional)
+     * @param body Input composite as post body (optional)
      * @param progressListener Progress listener
      * @param progressRequestListener Progress request listener
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
      */
-    public com.squareup.okhttp.Call fakeOuterCompositeSerializeCall(OuterComposite outerComposite, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
-        Object localVarPostBody = outerComposite;
+    public com.squareup.okhttp.Call fakeOuterCompositeSerializeCall(OuterComposite body, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
+        Object localVarPostBody = body;
 
         // create path and map variables
         String localVarPath = "/fake/outer/composite";
@@ -226,10 +226,10 @@ public class FakeApi {
     }
 
     @SuppressWarnings("rawtypes")
-    private com.squareup.okhttp.Call fakeOuterCompositeSerializeValidateBeforeCall(OuterComposite outerComposite, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
+    private com.squareup.okhttp.Call fakeOuterCompositeSerializeValidateBeforeCall(OuterComposite body, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
         
 
-        com.squareup.okhttp.Call call = fakeOuterCompositeSerializeCall(outerComposite, progressListener, progressRequestListener);
+        com.squareup.okhttp.Call call = fakeOuterCompositeSerializeCall(body, progressListener, progressRequestListener);
         return call;
 
     }
@@ -237,24 +237,24 @@ public class FakeApi {
     /**
      * 
      * Test serialization of object with outer number type
-     * @param outerComposite Input composite as post body (optional)
+     * @param body Input composite as post body (optional)
      * @return OuterComposite
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
      */
-    public OuterComposite fakeOuterCompositeSerialize(OuterComposite outerComposite) throws ApiException {
-        ApiResponse<OuterComposite> resp = fakeOuterCompositeSerializeWithHttpInfo(outerComposite);
+    public OuterComposite fakeOuterCompositeSerialize(OuterComposite body) throws ApiException {
+        ApiResponse<OuterComposite> resp = fakeOuterCompositeSerializeWithHttpInfo(body);
         return resp.getData();
     }
 
     /**
      * 
      * Test serialization of object with outer number type
-     * @param outerComposite Input composite as post body (optional)
+     * @param body Input composite as post body (optional)
      * @return ApiResponse&lt;OuterComposite&gt;
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
      */
-    public ApiResponse<OuterComposite> fakeOuterCompositeSerializeWithHttpInfo(OuterComposite outerComposite) throws ApiException {
-        com.squareup.okhttp.Call call = fakeOuterCompositeSerializeValidateBeforeCall(outerComposite, null, null);
+    public ApiResponse<OuterComposite> fakeOuterCompositeSerializeWithHttpInfo(OuterComposite body) throws ApiException {
+        com.squareup.okhttp.Call call = fakeOuterCompositeSerializeValidateBeforeCall(body, null, null);
         Type localVarReturnType = new TypeToken<OuterComposite>(){}.getType();
         return apiClient.execute(call, localVarReturnType);
     }
@@ -262,12 +262,12 @@ public class FakeApi {
     /**
      *  (asynchronously)
      * Test serialization of object with outer number type
-     * @param outerComposite Input composite as post body (optional)
+     * @param body Input composite as post body (optional)
      * @param callback The callback to be executed when the API call finishes
      * @return The request call
      * @throws ApiException If fail to process the API call, e.g. serializing the request body object
      */
-    public com.squareup.okhttp.Call fakeOuterCompositeSerializeAsync(OuterComposite outerComposite, final ApiCallback<OuterComposite> callback) throws ApiException {
+    public com.squareup.okhttp.Call fakeOuterCompositeSerializeAsync(OuterComposite body, final ApiCallback<OuterComposite> callback) throws ApiException {
 
         ProgressResponseBody.ProgressListener progressListener = null;
         ProgressRequestBody.ProgressRequestListener progressRequestListener = null;
@@ -288,7 +288,7 @@ public class FakeApi {
             };
         }
 
-        com.squareup.okhttp.Call call = fakeOuterCompositeSerializeValidateBeforeCall(outerComposite, progressListener, progressRequestListener);
+        com.squareup.okhttp.Call call = fakeOuterCompositeSerializeValidateBeforeCall(body, progressListener, progressRequestListener);
         Type localVarReturnType = new TypeToken<OuterComposite>(){}.getType();
         apiClient.executeAsync(call, localVarReturnType, callback);
         return call;
@@ -527,14 +527,14 @@ public class FakeApi {
     }
     /**
      * Build call for testBodyWithFileSchema
-     * @param fileSchemaTestClass  (required)
+     * @param body  (required)
      * @param progressListener Progress listener
      * @param progressRequestListener Progress request listener
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
      */
-    public com.squareup.okhttp.Call testBodyWithFileSchemaCall(FileSchemaTestClass fileSchemaTestClass, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
-        Object localVarPostBody = fileSchemaTestClass;
+    public com.squareup.okhttp.Call testBodyWithFileSchemaCall(FileSchemaTestClass body, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
+        Object localVarPostBody = body;
 
         // create path and map variables
         String localVarPath = "/fake/body-with-file-schema";
@@ -574,15 +574,15 @@ public class FakeApi {
     }
 
     @SuppressWarnings("rawtypes")
-    private com.squareup.okhttp.Call testBodyWithFileSchemaValidateBeforeCall(FileSchemaTestClass fileSchemaTestClass, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
+    private com.squareup.okhttp.Call testBodyWithFileSchemaValidateBeforeCall(FileSchemaTestClass body, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
         
-        // verify the required parameter 'fileSchemaTestClass' is set
-        if (fileSchemaTestClass == null) {
-            throw new ApiException("Missing the required parameter 'fileSchemaTestClass' when calling testBodyWithFileSchema(Async)");
+        // verify the required parameter 'body' is set
+        if (body == null) {
+            throw new ApiException("Missing the required parameter 'body' when calling testBodyWithFileSchema(Async)");
         }
         
 
-        com.squareup.okhttp.Call call = testBodyWithFileSchemaCall(fileSchemaTestClass, progressListener, progressRequestListener);
+        com.squareup.okhttp.Call call = testBodyWithFileSchemaCall(body, progressListener, progressRequestListener);
         return call;
 
     }
@@ -590,34 +590,34 @@ public class FakeApi {
     /**
      * 
      * For this test, the body for this request much reference a schema named &#x60;File&#x60;.
-     * @param fileSchemaTestClass  (required)
+     * @param body  (required)
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
      */
-    public void testBodyWithFileSchema(FileSchemaTestClass fileSchemaTestClass) throws ApiException {
-        testBodyWithFileSchemaWithHttpInfo(fileSchemaTestClass);
+    public void testBodyWithFileSchema(FileSchemaTestClass body) throws ApiException {
+        testBodyWithFileSchemaWithHttpInfo(body);
     }
 
     /**
      * 
      * For this test, the body for this request much reference a schema named &#x60;File&#x60;.
-     * @param fileSchemaTestClass  (required)
+     * @param body  (required)
      * @return ApiResponse&lt;Void&gt;
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
      */
-    public ApiResponse<Void> testBodyWithFileSchemaWithHttpInfo(FileSchemaTestClass fileSchemaTestClass) throws ApiException {
-        com.squareup.okhttp.Call call = testBodyWithFileSchemaValidateBeforeCall(fileSchemaTestClass, null, null);
+    public ApiResponse<Void> testBodyWithFileSchemaWithHttpInfo(FileSchemaTestClass body) throws ApiException {
+        com.squareup.okhttp.Call call = testBodyWithFileSchemaValidateBeforeCall(body, null, null);
         return apiClient.execute(call);
     }
 
     /**
      *  (asynchronously)
      * For this test, the body for this request much reference a schema named &#x60;File&#x60;.
-     * @param fileSchemaTestClass  (required)
+     * @param body  (required)
      * @param callback The callback to be executed when the API call finishes
      * @return The request call
      * @throws ApiException If fail to process the API call, e.g. serializing the request body object
      */
-    public com.squareup.okhttp.Call testBodyWithFileSchemaAsync(FileSchemaTestClass fileSchemaTestClass, final ApiCallback<Void> callback) throws ApiException {
+    public com.squareup.okhttp.Call testBodyWithFileSchemaAsync(FileSchemaTestClass body, final ApiCallback<Void> callback) throws ApiException {
 
         ProgressResponseBody.ProgressListener progressListener = null;
         ProgressRequestBody.ProgressRequestListener progressRequestListener = null;
@@ -638,21 +638,21 @@ public class FakeApi {
             };
         }
 
-        com.squareup.okhttp.Call call = testBodyWithFileSchemaValidateBeforeCall(fileSchemaTestClass, progressListener, progressRequestListener);
+        com.squareup.okhttp.Call call = testBodyWithFileSchemaValidateBeforeCall(body, progressListener, progressRequestListener);
         apiClient.executeAsync(call, callback);
         return call;
     }
     /**
      * Build call for testBodyWithQueryParams
      * @param query  (required)
-     * @param user  (required)
+     * @param body  (required)
      * @param progressListener Progress listener
      * @param progressRequestListener Progress request listener
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
      */
-    public com.squareup.okhttp.Call testBodyWithQueryParamsCall(String query, User user, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
-        Object localVarPostBody = user;
+    public com.squareup.okhttp.Call testBodyWithQueryParamsCall(String query, User body, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
+        Object localVarPostBody = body;
 
         // create path and map variables
         String localVarPath = "/fake/body-with-query-params";
@@ -696,20 +696,20 @@ public class FakeApi {
     }
 
     @SuppressWarnings("rawtypes")
-    private com.squareup.okhttp.Call testBodyWithQueryParamsValidateBeforeCall(String query, User user, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
+    private com.squareup.okhttp.Call testBodyWithQueryParamsValidateBeforeCall(String query, User body, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
         
         // verify the required parameter 'query' is set
         if (query == null) {
             throw new ApiException("Missing the required parameter 'query' when calling testBodyWithQueryParams(Async)");
         }
         
-        // verify the required parameter 'user' is set
-        if (user == null) {
-            throw new ApiException("Missing the required parameter 'user' when calling testBodyWithQueryParams(Async)");
+        // verify the required parameter 'body' is set
+        if (body == null) {
+            throw new ApiException("Missing the required parameter 'body' when calling testBodyWithQueryParams(Async)");
         }
         
 
-        com.squareup.okhttp.Call call = testBodyWithQueryParamsCall(query, user, progressListener, progressRequestListener);
+        com.squareup.okhttp.Call call = testBodyWithQueryParamsCall(query, body, progressListener, progressRequestListener);
         return call;
 
     }
@@ -718,23 +718,23 @@ public class FakeApi {
      * 
      * 
      * @param query  (required)
-     * @param user  (required)
+     * @param body  (required)
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
      */
-    public void testBodyWithQueryParams(String query, User user) throws ApiException {
-        testBodyWithQueryParamsWithHttpInfo(query, user);
+    public void testBodyWithQueryParams(String query, User body) throws ApiException {
+        testBodyWithQueryParamsWithHttpInfo(query, body);
     }
 
     /**
      * 
      * 
      * @param query  (required)
-     * @param user  (required)
+     * @param body  (required)
      * @return ApiResponse&lt;Void&gt;
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
      */
-    public ApiResponse<Void> testBodyWithQueryParamsWithHttpInfo(String query, User user) throws ApiException {
-        com.squareup.okhttp.Call call = testBodyWithQueryParamsValidateBeforeCall(query, user, null, null);
+    public ApiResponse<Void> testBodyWithQueryParamsWithHttpInfo(String query, User body) throws ApiException {
+        com.squareup.okhttp.Call call = testBodyWithQueryParamsValidateBeforeCall(query, body, null, null);
         return apiClient.execute(call);
     }
 
@@ -742,12 +742,12 @@ public class FakeApi {
      *  (asynchronously)
      * 
      * @param query  (required)
-     * @param user  (required)
+     * @param body  (required)
      * @param callback The callback to be executed when the API call finishes
      * @return The request call
      * @throws ApiException If fail to process the API call, e.g. serializing the request body object
      */
-    public com.squareup.okhttp.Call testBodyWithQueryParamsAsync(String query, User user, final ApiCallback<Void> callback) throws ApiException {
+    public com.squareup.okhttp.Call testBodyWithQueryParamsAsync(String query, User body, final ApiCallback<Void> callback) throws ApiException {
 
         ProgressResponseBody.ProgressListener progressListener = null;
         ProgressRequestBody.ProgressRequestListener progressRequestListener = null;
@@ -768,20 +768,20 @@ public class FakeApi {
             };
         }
 
-        com.squareup.okhttp.Call call = testBodyWithQueryParamsValidateBeforeCall(query, user, progressListener, progressRequestListener);
+        com.squareup.okhttp.Call call = testBodyWithQueryParamsValidateBeforeCall(query, body, progressListener, progressRequestListener);
         apiClient.executeAsync(call, callback);
         return call;
     }
     /**
      * Build call for testClientModel
-     * @param client client model (required)
+     * @param body client model (required)
      * @param progressListener Progress listener
      * @param progressRequestListener Progress request listener
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
      */
-    public com.squareup.okhttp.Call testClientModelCall(Client client, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
-        Object localVarPostBody = client;
+    public com.squareup.okhttp.Call testClientModelCall(Client body, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
+        Object localVarPostBody = body;
 
         // create path and map variables
         String localVarPath = "/fake";
@@ -821,15 +821,15 @@ public class FakeApi {
     }
 
     @SuppressWarnings("rawtypes")
-    private com.squareup.okhttp.Call testClientModelValidateBeforeCall(Client client, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
+    private com.squareup.okhttp.Call testClientModelValidateBeforeCall(Client body, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
         
-        // verify the required parameter 'client' is set
-        if (client == null) {
-            throw new ApiException("Missing the required parameter 'client' when calling testClientModel(Async)");
+        // verify the required parameter 'body' is set
+        if (body == null) {
+            throw new ApiException("Missing the required parameter 'body' when calling testClientModel(Async)");
         }
         
 
-        com.squareup.okhttp.Call call = testClientModelCall(client, progressListener, progressRequestListener);
+        com.squareup.okhttp.Call call = testClientModelCall(body, progressListener, progressRequestListener);
         return call;
 
     }
@@ -837,24 +837,24 @@ public class FakeApi {
     /**
      * To test \&quot;client\&quot; model
      * To test \&quot;client\&quot; model
-     * @param client client model (required)
+     * @param body client model (required)
      * @return Client
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
      */
-    public Client testClientModel(Client client) throws ApiException {
-        ApiResponse<Client> resp = testClientModelWithHttpInfo(client);
+    public Client testClientModel(Client body) throws ApiException {
+        ApiResponse<Client> resp = testClientModelWithHttpInfo(body);
         return resp.getData();
     }
 
     /**
      * To test \&quot;client\&quot; model
      * To test \&quot;client\&quot; model
-     * @param client client model (required)
+     * @param body client model (required)
      * @return ApiResponse&lt;Client&gt;
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
      */
-    public ApiResponse<Client> testClientModelWithHttpInfo(Client client) throws ApiException {
-        com.squareup.okhttp.Call call = testClientModelValidateBeforeCall(client, null, null);
+    public ApiResponse<Client> testClientModelWithHttpInfo(Client body) throws ApiException {
+        com.squareup.okhttp.Call call = testClientModelValidateBeforeCall(body, null, null);
         Type localVarReturnType = new TypeToken<Client>(){}.getType();
         return apiClient.execute(call, localVarReturnType);
     }
@@ -862,12 +862,12 @@ public class FakeApi {
     /**
      * To test \&quot;client\&quot; model (asynchronously)
      * To test \&quot;client\&quot; model
-     * @param client client model (required)
+     * @param body client model (required)
      * @param callback The callback to be executed when the API call finishes
      * @return The request call
      * @throws ApiException If fail to process the API call, e.g. serializing the request body object
      */
-    public com.squareup.okhttp.Call testClientModelAsync(Client client, final ApiCallback<Client> callback) throws ApiException {
+    public com.squareup.okhttp.Call testClientModelAsync(Client body, final ApiCallback<Client> callback) throws ApiException {
 
         ProgressResponseBody.ProgressListener progressListener = null;
         ProgressRequestBody.ProgressRequestListener progressRequestListener = null;
@@ -888,7 +888,7 @@ public class FakeApi {
             };
         }
 
-        com.squareup.okhttp.Call call = testClientModelValidateBeforeCall(client, progressListener, progressRequestListener);
+        com.squareup.okhttp.Call call = testClientModelValidateBeforeCall(body, progressListener, progressRequestListener);
         Type localVarReturnType = new TypeToken<Client>(){}.getType();
         apiClient.executeAsync(call, localVarReturnType, callback);
         return call;
@@ -1521,14 +1521,14 @@ public class FakeApi {
     }
     /**
      * Build call for testInlineAdditionalProperties
-     * @param requestBody request body (required)
+     * @param param request body (required)
      * @param progressListener Progress listener
      * @param progressRequestListener Progress request listener
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
      */
-    public com.squareup.okhttp.Call testInlineAdditionalPropertiesCall(Map<String, String> requestBody, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
-        Object localVarPostBody = requestBody;
+    public com.squareup.okhttp.Call testInlineAdditionalPropertiesCall(Map<String, String> param, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
+        Object localVarPostBody = param;
 
         // create path and map variables
         String localVarPath = "/fake/inline-additionalProperties";
@@ -1568,15 +1568,15 @@ public class FakeApi {
     }
 
     @SuppressWarnings("rawtypes")
-    private com.squareup.okhttp.Call testInlineAdditionalPropertiesValidateBeforeCall(Map<String, String> requestBody, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
+    private com.squareup.okhttp.Call testInlineAdditionalPropertiesValidateBeforeCall(Map<String, String> param, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
         
-        // verify the required parameter 'requestBody' is set
-        if (requestBody == null) {
-            throw new ApiException("Missing the required parameter 'requestBody' when calling testInlineAdditionalProperties(Async)");
+        // verify the required parameter 'param' is set
+        if (param == null) {
+            throw new ApiException("Missing the required parameter 'param' when calling testInlineAdditionalProperties(Async)");
         }
         
 
-        com.squareup.okhttp.Call call = testInlineAdditionalPropertiesCall(requestBody, progressListener, progressRequestListener);
+        com.squareup.okhttp.Call call = testInlineAdditionalPropertiesCall(param, progressListener, progressRequestListener);
         return call;
 
     }
@@ -1584,34 +1584,34 @@ public class FakeApi {
     /**
      * test inline additionalProperties
      * 
-     * @param requestBody request body (required)
+     * @param param request body (required)
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
      */
-    public void testInlineAdditionalProperties(Map<String, String> requestBody) throws ApiException {
-        testInlineAdditionalPropertiesWithHttpInfo(requestBody);
+    public void testInlineAdditionalProperties(Map<String, String> param) throws ApiException {
+        testInlineAdditionalPropertiesWithHttpInfo(param);
     }
 
     /**
      * test inline additionalProperties
      * 
-     * @param requestBody request body (required)
+     * @param param request body (required)
      * @return ApiResponse&lt;Void&gt;
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
      */
-    public ApiResponse<Void> testInlineAdditionalPropertiesWithHttpInfo(Map<String, String> requestBody) throws ApiException {
-        com.squareup.okhttp.Call call = testInlineAdditionalPropertiesValidateBeforeCall(requestBody, null, null);
+    public ApiResponse<Void> testInlineAdditionalPropertiesWithHttpInfo(Map<String, String> param) throws ApiException {
+        com.squareup.okhttp.Call call = testInlineAdditionalPropertiesValidateBeforeCall(param, null, null);
         return apiClient.execute(call);
     }
 
     /**
      * test inline additionalProperties (asynchronously)
      * 
-     * @param requestBody request body (required)
+     * @param param request body (required)
      * @param callback The callback to be executed when the API call finishes
      * @return The request call
      * @throws ApiException If fail to process the API call, e.g. serializing the request body object
      */
-    public com.squareup.okhttp.Call testInlineAdditionalPropertiesAsync(Map<String, String> requestBody, final ApiCallback<Void> callback) throws ApiException {
+    public com.squareup.okhttp.Call testInlineAdditionalPropertiesAsync(Map<String, String> param, final ApiCallback<Void> callback) throws ApiException {
 
         ProgressResponseBody.ProgressListener progressListener = null;
         ProgressRequestBody.ProgressRequestListener progressRequestListener = null;
@@ -1632,7 +1632,7 @@ public class FakeApi {
             };
         }
 
-        com.squareup.okhttp.Call call = testInlineAdditionalPropertiesValidateBeforeCall(requestBody, progressListener, progressRequestListener);
+        com.squareup.okhttp.Call call = testInlineAdditionalPropertiesValidateBeforeCall(param, progressListener, progressRequestListener);
         apiClient.executeAsync(call, callback);
         return call;
     }

samples/client/petstore/java/okhttp-gson-parcelableModel/src/main/java/org/openapitools/client/api/FakeClassnameTags123Api.java

@@ -56,14 +56,14 @@ public class FakeClassnameTags123Api {
 
     /**
      * Build call for testClassname
-     * @param client client model (required)
+     * @param body client model (required)
      * @param progressListener Progress listener
      * @param progressRequestListener Progress request listener
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
      */
-    public com.squareup.okhttp.Call testClassnameCall(Client client, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
-        Object localVarPostBody = client;
+    public com.squareup.okhttp.Call testClassnameCall(Client body, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
+        Object localVarPostBody = body;
 
         // create path and map variables
         String localVarPath = "/fake_classname_test";
@@ -103,15 +103,15 @@ public class FakeClassnameTags123Api {
     }
 
     @SuppressWarnings("rawtypes")
-    private com.squareup.okhttp.Call testClassnameValidateBeforeCall(Client client, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
+    private com.squareup.okhttp.Call testClassnameValidateBeforeCall(Client body, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
         
-        // verify the required parameter 'client' is set
-        if (client == null) {
-            throw new ApiException("Missing the required parameter 'client' when calling testClassname(Async)");
+        // verify the required parameter 'body' is set
+        if (body == null) {
+            throw new ApiException("Missing the required parameter 'body' when calling testClassname(Async)");
         }
         
 
-        com.squareup.okhttp.Call call = testClassnameCall(client, progressListener, progressRequestListener);
+        com.squareup.okhttp.Call call = testClassnameCall(body, progressListener, progressRequestListener);
         return call;
 
     }
@@ -119,24 +119,24 @@ public class FakeClassnameTags123Api {
     /**
      * To test class name in snake case
      * To test class name in snake case
-     * @param client client model (required)
+     * @param body client model (required)
      * @return Client
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
      */
-    public Client testClassname(Client client) throws ApiException {
-        ApiResponse<Client> resp = testClassnameWithHttpInfo(client);
+    public Client testClassname(Client body) throws ApiException {
+        ApiResponse<Client> resp = testClassnameWithHttpInfo(body);
         return resp.getData();
     }
 
     /**
      * To test class name in snake case
      * To test class name in snake case
-     * @param client client model (required)
+     * @param body client model (required)
      * @return ApiResponse&lt;Client&gt;
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
      */
-    public ApiResponse<Client> testClassnameWithHttpInfo(Client client) throws ApiException {
-        com.squareup.okhttp.Call call = testClassnameValidateBeforeCall(client, null, null);
+    public ApiResponse<Client> testClassnameWithHttpInfo(Client body) throws ApiException {
+        com.squareup.okhttp.Call call = testClassnameValidateBeforeCall(body, null, null);
         Type localVarReturnType = new TypeToken<Client>(){}.getType();
         return apiClient.execute(call, localVarReturnType);
     }
@@ -144,12 +144,12 @@ public class FakeClassnameTags123Api {
     /**
      * To test class name in snake case (asynchronously)
      * To test class name in snake case
-     * @param client client model (required)
+     * @param body client model (required)
      * @param callback The callback to be executed when the API call finishes
      * @return The request call
      * @throws ApiException If fail to process the API call, e.g. serializing the request body object
      */
-    public com.squareup.okhttp.Call testClassnameAsync(Client client, final ApiCallback<Client> callback) throws ApiException {
+    public com.squareup.okhttp.Call testClassnameAsync(Client body, final ApiCallback<Client> callback) throws ApiException {
 
         ProgressResponseBody.ProgressListener progressListener = null;
         ProgressRequestBody.ProgressRequestListener progressRequestListener = null;
@@ -170,7 +170,7 @@ public class FakeClassnameTags123Api {
             };
         }
 
-        com.squareup.okhttp.Call call = testClassnameValidateBeforeCall(client, progressListener, progressRequestListener);
+        com.squareup.okhttp.Call call = testClassnameValidateBeforeCall(body, progressListener, progressRequestListener);
         Type localVarReturnType = new TypeToken<Client>(){}.getType();
         apiClient.executeAsync(call, localVarReturnType, callback);
         return call;

samples/client/petstore/java/okhttp-gson-parcelableModel/src/main/java/org/openapitools/client/api/PetApi.java

@@ -58,14 +58,14 @@ public class PetApi {
 
     /**
      * Build call for addPet
-     * @param pet Pet object that needs to be added to the store (required)
+     * @param body Pet object that needs to be added to the store (required)
      * @param progressListener Progress listener
      * @param progressRequestListener Progress request listener
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
      */
-    public com.squareup.okhttp.Call addPetCall(Pet pet, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
-        Object localVarPostBody = pet;
+    public com.squareup.okhttp.Call addPetCall(Pet body, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
+        Object localVarPostBody = body;
 
         // create path and map variables
         String localVarPath = "/pet";
@@ -105,15 +105,15 @@ public class PetApi {
     }
 
     @SuppressWarnings("rawtypes")
-    private com.squareup.okhttp.Call addPetValidateBeforeCall(Pet pet, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
+    private com.squareup.okhttp.Call addPetValidateBeforeCall(Pet body, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
         
-        // verify the required parameter 'pet' is set
-        if (pet == null) {
-            throw new ApiException("Missing the required parameter 'pet' when calling addPet(Async)");
+        // verify the required parameter 'body' is set
+        if (body == null) {
+            throw new ApiException("Missing the required parameter 'body' when calling addPet(Async)");
         }
         
 
-        com.squareup.okhttp.Call call = addPetCall(pet, progressListener, progressRequestListener);
+        com.squareup.okhttp.Call call = addPetCall(body, progressListener, progressRequestListener);
         return call;
 
     }
@@ -121,34 +121,34 @@ public class PetApi {
     /**
      * Add a new pet to the store
      * 
-     * @param pet Pet object that needs to be added to the store (required)
+     * @param body Pet object that needs to be added to the store (required)
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
      */
-    public void addPet(Pet pet) throws ApiException {
-        addPetWithHttpInfo(pet);
+    public void addPet(Pet body) throws ApiException {
+        addPetWithHttpInfo(body);
     }
 
     /**
      * Add a new pet to the store
      * 
-     * @param pet Pet object that needs to be added to the store (required)
+     * @param body Pet object that needs to be added to the store (required)
      * @return ApiResponse<Void>
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
      */
-    public ApiResponse<Void> addPetWithHttpInfo(Pet pet) throws ApiException {
-        com.squareup.okhttp.Call call = addPetValidateBeforeCall(pet, null, null);
+    public ApiResponse<Void> addPetWithHttpInfo(Pet body) throws ApiException {
+        com.squareup.okhttp.Call call = addPetValidateBeforeCall(body, null, null);
         return apiClient.execute(call);
     }
 
     /**
      * Add a new pet to the store (asynchronously)
      * 
-     * @param pet Pet object that needs to be added to the store (required)
+     * @param body Pet object that needs to be added to the store (required)
      * @param callback The callback to be executed when the API call finishes
      * @return The request call
      * @throws ApiException If fail to process the API call, e.g. serializing the request body object
      */
-    public com.squareup.okhttp.Call addPetAsync(Pet pet, final ApiCallback<Void> callback) throws ApiException {
+    public com.squareup.okhttp.Call addPetAsync(Pet body, final ApiCallback<Void> callback) throws ApiException {
 
         ProgressResponseBody.ProgressListener progressListener = null;
         ProgressRequestBody.ProgressRequestListener progressRequestListener = null;
@@ -169,7 +169,7 @@ public class PetApi {
             };
         }
 
-        com.squareup.okhttp.Call call = addPetValidateBeforeCall(pet, progressListener, progressRequestListener);
+        com.squareup.okhttp.Call call = addPetValidateBeforeCall(body, progressListener, progressRequestListener);
         apiClient.executeAsync(call, callback);
         return call;
     }
@@ -682,14 +682,14 @@ public class PetApi {
     }
     /**
      * Build call for updatePet
-     * @param pet Pet object that needs to be added to the store (required)
+     * @param body Pet object that needs to be added to the store (required)
      * @param progressListener Progress listener
      * @param progressRequestListener Progress request listener
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
      */
-    public com.squareup.okhttp.Call updatePetCall(Pet pet, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
-        Object localVarPostBody = pet;
+    public com.squareup.okhttp.Call updatePetCall(Pet body, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
+        Object localVarPostBody = body;
 
         // create path and map variables
         String localVarPath = "/pet";
@@ -729,15 +729,15 @@ public class PetApi {
     }
 
     @SuppressWarnings("rawtypes")
-    private com.squareup.okhttp.Call updatePetValidateBeforeCall(Pet pet, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
+    private com.squareup.okhttp.Call updatePetValidateBeforeCall(Pet body, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
         
-        // verify the required parameter 'pet' is set
-        if (pet == null) {
-            throw new ApiException("Missing the required parameter 'pet' when calling updatePet(Async)");
+        // verify the required parameter 'body' is set
+        if (body == null) {
+            throw new ApiException("Missing the required parameter 'body' when calling updatePet(Async)");
         }
         
 
-        com.squareup.okhttp.Call call = updatePetCall(pet, progressListener, progressRequestListener);
+        com.squareup.okhttp.Call call = updatePetCall(body, progressListener, progressRequestListener);
         return call;
 
     }
@@ -745,34 +745,34 @@ public class PetApi {
     /**
      * Update an existing pet
      * 
-     * @param pet Pet object that needs to be added to the store (required)
+     * @param body Pet object that needs to be added to the store (required)
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
      */
-    public void updatePet(Pet pet) throws ApiException {
-        updatePetWithHttpInfo(pet);
+    public void updatePet(Pet body) throws ApiException {
+        updatePetWithHttpInfo(body);
     }
 
     /**
      * Update an existing pet
      * 
-     * @param pet Pet object that needs to be added to the store (required)
+     * @param body Pet object that needs to be added to the store (required)
      * @return ApiResponse&lt;Void&gt;
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
      */
-    public ApiResponse<Void> updatePetWithHttpInfo(Pet pet) throws ApiException {
-        com.squareup.okhttp.Call call = updatePetValidateBeforeCall(pet, null, null);
+    public ApiResponse<Void> updatePetWithHttpInfo(Pet body) throws ApiException {
+        com.squareup.okhttp.Call call = updatePetValidateBeforeCall(body, null, null);
         return apiClient.execute(call);
     }
 
     /**
      * Update an existing pet (asynchronously)
      * 
-     * @param pet Pet object that needs to be added to the store (required)
+     * @param body Pet object that needs to be added to the store (required)
      * @param callback The callback to be executed when the API call finishes
      * @return The request call
      * @throws ApiException If fail to process the API call, e.g. serializing the request body object
      */
-    public com.squareup.okhttp.Call updatePetAsync(Pet pet, final ApiCallback<Void> callback) throws ApiException {
+    public com.squareup.okhttp.Call updatePetAsync(Pet body, final ApiCallback<Void> callback) throws ApiException {
 
         ProgressResponseBody.ProgressListener progressListener = null;
         ProgressRequestBody.ProgressRequestListener progressRequestListener = null;
@@ -793,7 +793,7 @@ public class PetApi {
             };
         }
 
-        com.squareup.okhttp.Call call = updatePetValidateBeforeCall(pet, progressListener, progressRequestListener);
+        com.squareup.okhttp.Call call = updatePetValidateBeforeCall(body, progressListener, progressRequestListener);
         apiClient.executeAsync(call, callback);
         return call;
     }

samples/client/petstore/java/okhttp-gson-parcelableModel/src/main/java/org/openapitools/client/api/StoreApi.java

@@ -408,14 +408,14 @@ public class StoreApi {
     }
     /**
      * Build call for placeOrder
-     * @param order order placed for purchasing the pet (required)
+     * @param body order placed for purchasing the pet (required)
      * @param progressListener Progress listener
      * @param progressRequestListener Progress request listener
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
      */
-    public com.squareup.okhttp.Call placeOrderCall(Order order, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
-        Object localVarPostBody = order;
+    public com.squareup.okhttp.Call placeOrderCall(Order body, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
+        Object localVarPostBody = body;
 
         // create path and map variables
         String localVarPath = "/store/order";
@@ -455,15 +455,15 @@ public class StoreApi {
     }
 
     @SuppressWarnings("rawtypes")
-    private com.squareup.okhttp.Call placeOrderValidateBeforeCall(Order order, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
+    private com.squareup.okhttp.Call placeOrderValidateBeforeCall(Order body, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
         
-        // verify the required parameter 'order' is set
-        if (order == null) {
-            throw new ApiException("Missing the required parameter 'order' when calling placeOrder(Async)");
+        // verify the required parameter 'body' is set
+        if (body == null) {
+            throw new ApiException("Missing the required parameter 'body' when calling placeOrder(Async)");
         }
         
 
-        com.squareup.okhttp.Call call = placeOrderCall(order, progressListener, progressRequestListener);
+        com.squareup.okhttp.Call call = placeOrderCall(body, progressListener, progressRequestListener);
         return call;
 
     }
@@ -471,24 +471,24 @@ public class StoreApi {
     /**
      * Place an order for a pet
      * 
-     * @param order order placed for purchasing the pet (required)
+     * @param body order placed for purchasing the pet (required)
      * @return Order
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
      */
-    public Order placeOrder(Order order) throws ApiException {
-        ApiResponse<Order> resp = placeOrderWithHttpInfo(order);
+    public Order placeOrder(Order body) throws ApiException {
+        ApiResponse<Order> resp = placeOrderWithHttpInfo(body);
         return resp.getData();
     }
 
     /**
      * Place an order for a pet
      * 
-     * @param order order placed for purchasing the pet (required)
+     * @param body order placed for purchasing the pet (required)
      * @return ApiResponse&lt;Order&gt;
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
      */
-    public ApiResponse<Order> placeOrderWithHttpInfo(Order order) throws ApiException {
-        com.squareup.okhttp.Call call = placeOrderValidateBeforeCall(order, null, null);
+    public ApiResponse<Order> placeOrderWithHttpInfo(Order body) throws ApiException {
+        com.squareup.okhttp.Call call = placeOrderValidateBeforeCall(body, null, null);
         Type localVarReturnType = new TypeToken<Order>(){}.getType();
         return apiClient.execute(call, localVarReturnType);
     }
@@ -496,12 +496,12 @@ public class StoreApi {
     /**
      * Place an order for a pet (asynchronously)
      * 
-     * @param order order placed for purchasing the pet (required)
+     * @param body order placed for purchasing the pet (required)
      * @param callback The callback to be executed when the API call finishes
      * @return The request call
      * @throws ApiException If fail to process the API call, e.g. serializing the request body object
      */
-    public com.squareup.okhttp.Call placeOrderAsync(Order order, final ApiCallback<Order> callback) throws ApiException {
+    public com.squareup.okhttp.Call placeOrderAsync(Order body, final ApiCallback<Order> callback) throws ApiException {
 
         ProgressResponseBody.ProgressListener progressListener = null;
         ProgressRequestBody.ProgressRequestListener progressRequestListener = null;
@@ -522,7 +522,7 @@ public class StoreApi {
             };
         }
 
-        com.squareup.okhttp.Call call = placeOrderValidateBeforeCall(order, progressListener, progressRequestListener);
+        com.squareup.okhttp.Call call = placeOrderValidateBeforeCall(body, progressListener, progressRequestListener);
         Type localVarReturnType = new TypeToken<Order>(){}.getType();
         apiClient.executeAsync(call, localVarReturnType, callback);
         return call;

samples/client/petstore/java/okhttp-gson-parcelableModel/src/main/java/org/openapitools/client/api/UserApi.java

@@ -56,14 +56,14 @@ public class UserApi {
 
     /**
      * Build call for createUser
-     * @param user Created user object (required)
+     * @param body Created user object (required)
      * @param progressListener Progress listener
      * @param progressRequestListener Progress request listener
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
      */
-    public com.squareup.okhttp.Call createUserCall(User user, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
-        Object localVarPostBody = user;
+    public com.squareup.okhttp.Call createUserCall(User body, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
+        Object localVarPostBody = body;
 
         // create path and map variables
         String localVarPath = "/user";
@@ -103,15 +103,15 @@ public class UserApi {
     }
 
     @SuppressWarnings("rawtypes")
-    private com.squareup.okhttp.Call createUserValidateBeforeCall(User user, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
+    private com.squareup.okhttp.Call createUserValidateBeforeCall(User body, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
         
-        // verify the required parameter 'user' is set
-        if (user == null) {
-            throw new ApiException("Missing the required parameter 'user' when calling createUser(Async)");
+        // verify the required parameter 'body' is set
+        if (body == null) {
+            throw new ApiException("Missing the required parameter 'body' when calling createUser(Async)");
         }
         
 
-        com.squareup.okhttp.Call call = createUserCall(user, progressListener, progressRequestListener);
+        com.squareup.okhttp.Call call = createUserCall(body, progressListener, progressRequestListener);
         return call;
 
     }
@@ -119,34 +119,34 @@ public class UserApi {
     /**
      * Create user
      * This can only be done by the logged in user.
-     * @param user Created user object (required)
+     * @param body Created user object (required)
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
      */
-    public void createUser(User user) throws ApiException {
-        createUserWithHttpInfo(user);
+    public void createUser(User body) throws ApiException {
+        createUserWithHttpInfo(body);
     }
 
     /**
      * Create user
      * This can only be done by the logged in user.
-     * @param user Created user object (required)
+     * @param body Created user object (required)
      * @return ApiResponse<Void>
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
      */
-    public ApiResponse<Void> createUserWithHttpInfo(User user) throws ApiException {
-        com.squareup.okhttp.Call call = createUserValidateBeforeCall(user, null, null);
+    public ApiResponse<Void> createUserWithHttpInfo(User body) throws ApiException {
+        com.squareup.okhttp.Call call = createUserValidateBeforeCall(body, null, null);
         return apiClient.execute(call);
     }
 
     /**
      * Create user (asynchronously)
      * This can only be done by the logged in user.
-     * @param user Created user object (required)
+     * @param body Created user object (required)
      * @param callback The callback to be executed when the API call finishes
      * @return The request call
      * @throws ApiException If fail to process the API call, e.g. serializing the request body object
      */
-    public com.squareup.okhttp.Call createUserAsync(User user, final ApiCallback<Void> callback) throws ApiException {
+    public com.squareup.okhttp.Call createUserAsync(User body, final ApiCallback<Void> callback) throws ApiException {
 
         ProgressResponseBody.ProgressListener progressListener = null;
         ProgressRequestBody.ProgressRequestListener progressRequestListener = null;
@@ -167,20 +167,20 @@ public class UserApi {
             };
         }
 
-        com.squareup.okhttp.Call call = createUserValidateBeforeCall(user, progressListener, progressRequestListener);
+        com.squareup.okhttp.Call call = createUserValidateBeforeCall(body, progressListener, progressRequestListener);
         apiClient.executeAsync(call, callback);
         return call;
     }
     /**
      * Build call for createUsersWithArrayInput
-     * @param user List of user object (required)
+     * @param body List of user object (required)
      * @param progressListener Progress listener
      * @param progressRequestListener Progress request listener
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
      */
-    public com.squareup.okhttp.Call createUsersWithArrayInputCall(List<User> user, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
-        Object localVarPostBody = user;
+    public com.squareup.okhttp.Call createUsersWithArrayInputCall(List<User> body, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
+        Object localVarPostBody = body;
 
         // create path and map variables
         String localVarPath = "/user/createWithArray";
@@ -220,15 +220,15 @@ public class UserApi {
     }
 
     @SuppressWarnings("rawtypes")
-    private com.squareup.okhttp.Call createUsersWithArrayInputValidateBeforeCall(List<User> user, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
+    private com.squareup.okhttp.Call createUsersWithArrayInputValidateBeforeCall(List<User> body, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
         
-        // verify the required parameter 'user' is set
-        if (user == null) {
-            throw new ApiException("Missing the required parameter 'user' when calling createUsersWithArrayInput(Async)");
+        // verify the required parameter 'body' is set
+        if (body == null) {
+            throw new ApiException("Missing the required parameter 'body' when calling createUsersWithArrayInput(Async)");
         }
         
 
-        com.squareup.okhttp.Call call = createUsersWithArrayInputCall(user, progressListener, progressRequestListener);
+        com.squareup.okhttp.Call call = createUsersWithArrayInputCall(body, progressListener, progressRequestListener);
         return call;
 
     }
@@ -236,34 +236,34 @@ public class UserApi {
     /**
      * Creates list of users with given input array
      * 
-     * @param user List of user object (required)
+     * @param body List of user object (required)
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
      */
-    public void createUsersWithArrayInput(List<User> user) throws ApiException {
-        createUsersWithArrayInputWithHttpInfo(user);
+    public void createUsersWithArrayInput(List<User> body) throws ApiException {
+        createUsersWithArrayInputWithHttpInfo(body);
     }
 
     /**
      * Creates list of users with given input array
      * 
-     * @param user List of user object (required)
+     * @param body List of user object (required)
      * @return ApiResponse&lt;Void&gt;
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
      */
-    public ApiResponse<Void> createUsersWithArrayInputWithHttpInfo(List<User> user) throws ApiException {
-        com.squareup.okhttp.Call call = createUsersWithArrayInputValidateBeforeCall(user, null, null);
+    public ApiResponse<Void> createUsersWithArrayInputWithHttpInfo(List<User> body) throws ApiException {
+        com.squareup.okhttp.Call call = createUsersWithArrayInputValidateBeforeCall(body, null, null);
         return apiClient.execute(call);
     }
 
     /**
      * Creates list of users with given input array (asynchronously)
      * 
-     * @param user List of user object (required)
+     * @param body List of user object (required)
      * @param callback The callback to be executed when the API call finishes
      * @return The request call
      * @throws ApiException If fail to process the API call, e.g. serializing the request body object
      */
-    public com.squareup.okhttp.Call createUsersWithArrayInputAsync(List<User> user, final ApiCallback<Void> callback) throws ApiException {
+    public com.squareup.okhttp.Call createUsersWithArrayInputAsync(List<User> body, final ApiCallback<Void> callback) throws ApiException {
 
         ProgressResponseBody.ProgressListener progressListener = null;
         ProgressRequestBody.ProgressRequestListener progressRequestListener = null;
@@ -284,20 +284,20 @@ public class UserApi {
             };
         }
 
-        com.squareup.okhttp.Call call = createUsersWithArrayInputValidateBeforeCall(user, progressListener, progressRequestListener);
+        com.squareup.okhttp.Call call = createUsersWithArrayInputValidateBeforeCall(body, progressListener, progressRequestListener);
         apiClient.executeAsync(call, callback);
         return call;
     }
     /**
      * Build call for createUsersWithListInput
-     * @param user List of user object (required)
+     * @param body List of user object (required)
      * @param progressListener Progress listener
      * @param progressRequestListener Progress request listener
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
      */
-    public com.squareup.okhttp.Call createUsersWithListInputCall(List<User> user, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
-        Object localVarPostBody = user;
+    public com.squareup.okhttp.Call createUsersWithListInputCall(List<User> body, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
+        Object localVarPostBody = body;
 
         // create path and map variables
         String localVarPath = "/user/createWithList";
@@ -337,15 +337,15 @@ public class UserApi {
     }
 
     @SuppressWarnings("rawtypes")
-    private com.squareup.okhttp.Call createUsersWithListInputValidateBeforeCall(List<User> user, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
+    private com.squareup.okhttp.Call createUsersWithListInputValidateBeforeCall(List<User> body, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
         
-        // verify the required parameter 'user' is set
-        if (user == null) {
-            throw new ApiException("Missing the required parameter 'user' when calling createUsersWithListInput(Async)");
+        // verify the required parameter 'body' is set
+        if (body == null) {
+            throw new ApiException("Missing the required parameter 'body' when calling createUsersWithListInput(Async)");
         }
         
 
-        com.squareup.okhttp.Call call = createUsersWithListInputCall(user, progressListener, progressRequestListener);
+        com.squareup.okhttp.Call call = createUsersWithListInputCall(body, progressListener, progressRequestListener);
         return call;
 
     }
@@ -353,34 +353,34 @@ public class UserApi {
     /**
      * Creates list of users with given input array
      * 
-     * @param user List of user object (required)
+     * @param body List of user object (required)
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
      */
-    public void createUsersWithListInput(List<User> user) throws ApiException {
-        createUsersWithListInputWithHttpInfo(user);
+    public void createUsersWithListInput(List<User> body) throws ApiException {
+        createUsersWithListInputWithHttpInfo(body);
     }
 
     /**
      * Creates list of users with given input array
      * 
-     * @param user List of user object (required)
+     * @param body List of user object (required)
      * @return ApiResponse&lt;Void&gt;
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
      */
-    public ApiResponse<Void> createUsersWithListInputWithHttpInfo(List<User> user) throws ApiException {
-        com.squareup.okhttp.Call call = createUsersWithListInputValidateBeforeCall(user, null, null);
+    public ApiResponse<Void> createUsersWithListInputWithHttpInfo(List<User> body) throws ApiException {
+        com.squareup.okhttp.Call call = createUsersWithListInputValidateBeforeCall(body, null, null);
         return apiClient.execute(call);
     }
 
     /**
      * Creates list of users with given input array (asynchronously)
      * 
-     * @param user List of user object (required)
+     * @param body List of user object (required)
      * @param callback The callback to be executed when the API call finishes
      * @return The request call
      * @throws ApiException If fail to process the API call, e.g. serializing the request body object
      */
-    public com.squareup.okhttp.Call createUsersWithListInputAsync(List<User> user, final ApiCallback<Void> callback) throws ApiException {
+    public com.squareup.okhttp.Call createUsersWithListInputAsync(List<User> body, final ApiCallback<Void> callback) throws ApiException {
 
         ProgressResponseBody.ProgressListener progressListener = null;
         ProgressRequestBody.ProgressRequestListener progressRequestListener = null;
@@ -401,7 +401,7 @@ public class UserApi {
             };
         }
 
-        com.squareup.okhttp.Call call = createUsersWithListInputValidateBeforeCall(user, progressListener, progressRequestListener);
+        com.squareup.okhttp.Call call = createUsersWithListInputValidateBeforeCall(body, progressListener, progressRequestListener);
         apiClient.executeAsync(call, callback);
         return call;
     }
@@ -894,14 +894,14 @@ public class UserApi {
     /**
      * Build call for updateUser
      * @param username name that need to be deleted (required)
-     * @param user Updated user object (required)
+     * @param body Updated user object (required)
      * @param progressListener Progress listener
      * @param progressRequestListener Progress request listener
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
      */
-    public com.squareup.okhttp.Call updateUserCall(String username, User user, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
-        Object localVarPostBody = user;
+    public com.squareup.okhttp.Call updateUserCall(String username, User body, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
+        Object localVarPostBody = body;
 
         // create path and map variables
         String localVarPath = "/user/{username}"
@@ -942,20 +942,20 @@ public class UserApi {
     }
 
     @SuppressWarnings("rawtypes")
-    private com.squareup.okhttp.Call updateUserValidateBeforeCall(String username, User user, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
+    private com.squareup.okhttp.Call updateUserValidateBeforeCall(String username, User body, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
         
         // verify the required parameter 'username' is set
         if (username == null) {
             throw new ApiException("Missing the required parameter 'username' when calling updateUser(Async)");
         }
         
-        // verify the required parameter 'user' is set
-        if (user == null) {
-            throw new ApiException("Missing the required parameter 'user' when calling updateUser(Async)");
+        // verify the required parameter 'body' is set
+        if (body == null) {
+            throw new ApiException("Missing the required parameter 'body' when calling updateUser(Async)");
         }
         
 
-        com.squareup.okhttp.Call call = updateUserCall(username, user, progressListener, progressRequestListener);
+        com.squareup.okhttp.Call call = updateUserCall(username, body, progressListener, progressRequestListener);
         return call;
 
     }
@@ -964,23 +964,23 @@ public class UserApi {
      * Updated user
      * This can only be done by the logged in user.
      * @param username name that need to be deleted (required)
-     * @param user Updated user object (required)
+     * @param body Updated user object (required)
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
      */
-    public void updateUser(String username, User user) throws ApiException {
-        updateUserWithHttpInfo(username, user);
+    public void updateUser(String username, User body) throws ApiException {
+        updateUserWithHttpInfo(username, body);
     }
 
     /**
      * Updated user
      * This can only be done by the logged in user.
      * @param username name that need to be deleted (required)
-     * @param user Updated user object (required)
+     * @param body Updated user object (required)
      * @return ApiResponse&lt;Void&gt;
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
      */
-    public ApiResponse<Void> updateUserWithHttpInfo(String username, User user) throws ApiException {
-        com.squareup.okhttp.Call call = updateUserValidateBeforeCall(username, user, null, null);
+    public ApiResponse<Void> updateUserWithHttpInfo(String username, User body) throws ApiException {
+        com.squareup.okhttp.Call call = updateUserValidateBeforeCall(username, body, null, null);
         return apiClient.execute(call);
     }
 
@@ -988,12 +988,12 @@ public class UserApi {
      * Updated user (asynchronously)
      * This can only be done by the logged in user.
      * @param username name that need to be deleted (required)
-     * @param user Updated user object (required)
+     * @param body Updated user object (required)
      * @param callback The callback to be executed when the API call finishes
      * @return The request call
      * @throws ApiException If fail to process the API call, e.g. serializing the request body object
      */
-    public com.squareup.okhttp.Call updateUserAsync(String username, User user, final ApiCallback<Void> callback) throws ApiException {
+    public com.squareup.okhttp.Call updateUserAsync(String username, User body, final ApiCallback<Void> callback) throws ApiException {
 
         ProgressResponseBody.ProgressListener progressListener = null;
         ProgressRequestBody.ProgressRequestListener progressRequestListener = null;
@@ -1014,7 +1014,7 @@ public class UserApi {
             };
         }
 
-        com.squareup.okhttp.Call call = updateUserValidateBeforeCall(username, user, progressListener, progressRequestListener);
+        com.squareup.okhttp.Call call = updateUserValidateBeforeCall(username, body, progressListener, progressRequestListener);
         apiClient.executeAsync(call, callback);
         return call;
     }

samples/client/petstore/java/okhttp-gson/docs/AnotherFakeApi.md

@@ -9,7 +9,7 @@ Method | HTTP request | Description
 
 <a name="call123testSpecialTags"></a>
 # **call123testSpecialTags**
-> Client call123testSpecialTags(client)
+> Client call123testSpecialTags(body)
 
 To test special tags
 
@@ -23,9 +23,9 @@ To test special tags and operation ID starting with number
 
 
 AnotherFakeApi apiInstance = new AnotherFakeApi();
-Client client = new Client(); // Client | client model
+Client body = new Client(); // Client | client model
 try {
-    Client result = apiInstance.call123testSpecialTags(client);
+    Client result = apiInstance.call123testSpecialTags(body);
     System.out.println(result);
 } catch (ApiException e) {
     System.err.println("Exception when calling AnotherFakeApi#call123testSpecialTags");
@@ -37,7 +37,7 @@ try {
 
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
- **client** | [**Client**](Client.md)| client model |
+ **body** | [**Client**](Client.md)| client model |
 
 ### Return type
 

samples/client/petstore/java/okhttp-gson/docs/FakeApi.md

@@ -65,7 +65,7 @@ No authorization required
 
 <a name="fakeOuterCompositeSerialize"></a>
 # **fakeOuterCompositeSerialize**
-> OuterComposite fakeOuterCompositeSerialize(outerComposite)
+> OuterComposite fakeOuterCompositeSerialize(body)
 
 
 
@@ -79,9 +79,9 @@ Test serialization of object with outer number type
 
 
 FakeApi apiInstance = new FakeApi();
-OuterComposite outerComposite = new OuterComposite(); // OuterComposite | Input composite as post body
+OuterComposite body = new OuterComposite(); // OuterComposite | Input composite as post body
 try {
-    OuterComposite result = apiInstance.fakeOuterCompositeSerialize(outerComposite);
+    OuterComposite result = apiInstance.fakeOuterCompositeSerialize(body);
     System.out.println(result);
 } catch (ApiException e) {
     System.err.println("Exception when calling FakeApi#fakeOuterCompositeSerialize");
@@ -93,7 +93,7 @@ try {
 
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
- **outerComposite** | [**OuterComposite**](OuterComposite.md)| Input composite as post body | [optional]
+ **body** | [**OuterComposite**](OuterComposite.md)| Input composite as post body | [optional]
 
 ### Return type
 
@@ -200,7 +200,7 @@ No authorization required
 
 <a name="testBodyWithFileSchema"></a>
 # **testBodyWithFileSchema**
-> testBodyWithFileSchema(fileSchemaTestClass)
+> testBodyWithFileSchema(body)
 
 
 
@@ -214,9 +214,9 @@ For this test, the body for this request much reference a schema named &#x60;Fil
 
 
 FakeApi apiInstance = new FakeApi();
-FileSchemaTestClass fileSchemaTestClass = new FileSchemaTestClass(); // FileSchemaTestClass | 
+FileSchemaTestClass body = new FileSchemaTestClass(); // FileSchemaTestClass | 
 try {
-    apiInstance.testBodyWithFileSchema(fileSchemaTestClass);
+    apiInstance.testBodyWithFileSchema(body);
 } catch (ApiException e) {
     System.err.println("Exception when calling FakeApi#testBodyWithFileSchema");
     e.printStackTrace();
@@ -227,7 +227,7 @@ try {
 
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
- **fileSchemaTestClass** | [**FileSchemaTestClass**](FileSchemaTestClass.md)|  |
+ **body** | [**FileSchemaTestClass**](FileSchemaTestClass.md)|  |
 
 ### Return type
 
@@ -244,7 +244,7 @@ No authorization required
 
 <a name="testBodyWithQueryParams"></a>
 # **testBodyWithQueryParams**
-> testBodyWithQueryParams(query, user)
+> testBodyWithQueryParams(query, body)
 
 
 
@@ -257,9 +257,9 @@ No authorization required
 
 FakeApi apiInstance = new FakeApi();
 String query = "query_example"; // String | 
-User user = new User(); // User | 
+User body = new User(); // User | 
 try {
-    apiInstance.testBodyWithQueryParams(query, user);
+    apiInstance.testBodyWithQueryParams(query, body);
 } catch (ApiException e) {
     System.err.println("Exception when calling FakeApi#testBodyWithQueryParams");
     e.printStackTrace();
@@ -271,7 +271,7 @@ try {
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
  **query** | **String**|  |
- **user** | [**User**](User.md)|  |
+ **body** | [**User**](User.md)|  |
 
 ### Return type
 
@@ -288,7 +288,7 @@ No authorization required
 
 <a name="testClientModel"></a>
 # **testClientModel**
-> Client testClientModel(client)
+> Client testClientModel(body)
 
 To test \&quot;client\&quot; model
 
@@ -302,9 +302,9 @@ To test \&quot;client\&quot; model
 
 
 FakeApi apiInstance = new FakeApi();
-Client client = new Client(); // Client | client model
+Client body = new Client(); // Client | client model
 try {
-    Client result = apiInstance.testClientModel(client);
+    Client result = apiInstance.testClientModel(body);
     System.out.println(result);
 } catch (ApiException e) {
     System.err.println("Exception when calling FakeApi#testClientModel");
@@ -316,7 +316,7 @@ try {
 
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
- **client** | [**Client**](Client.md)| client model |
+ **body** | [**Client**](Client.md)| client model |
 
 ### Return type
 
@@ -528,7 +528,7 @@ No authorization required
 
 <a name="testInlineAdditionalProperties"></a>
 # **testInlineAdditionalProperties**
-> testInlineAdditionalProperties(requestBody)
+> testInlineAdditionalProperties(param)
 
 test inline additionalProperties
 
@@ -540,9 +540,9 @@ test inline additionalProperties
 
 
 FakeApi apiInstance = new FakeApi();
-Map<String, String> requestBody = new HashMap(); // Map<String, String> | request body
+Map<String, String> param = new HashMap(); // Map<String, String> | request body
 try {
-    apiInstance.testInlineAdditionalProperties(requestBody);
+    apiInstance.testInlineAdditionalProperties(param);
 } catch (ApiException e) {
     System.err.println("Exception when calling FakeApi#testInlineAdditionalProperties");
     e.printStackTrace();
@@ -553,7 +553,7 @@ try {
 
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
- **requestBody** | [**Map&lt;String, String&gt;**](String.md)| request body |
+ **param** | [**Map&lt;String, String&gt;**](String.md)| request body |
 
 ### Return type
 

samples/client/petstore/java/okhttp-gson/docs/FakeClassnameTags123Api.md

@@ -9,7 +9,7 @@ Method | HTTP request | Description
 
 <a name="testClassname"></a>
 # **testClassname**
-> Client testClassname(client)
+> Client testClassname(body)
 
 To test class name in snake case
 
@@ -33,9 +33,9 @@ api_key_query.setApiKey("YOUR API KEY");
 //api_key_query.setApiKeyPrefix("Token");
 
 FakeClassnameTags123Api apiInstance = new FakeClassnameTags123Api();
-Client client = new Client(); // Client | client model
+Client body = new Client(); // Client | client model
 try {
-    Client result = apiInstance.testClassname(client);
+    Client result = apiInstance.testClassname(body);
     System.out.println(result);
 } catch (ApiException e) {
     System.err.println("Exception when calling FakeClassnameTags123Api#testClassname");
@@ -47,7 +47,7 @@ try {
 
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
- **client** | [**Client**](Client.md)| client model |
+ **body** | [**Client**](Client.md)| client model |
 
 ### Return type
 

samples/client/petstore/java/okhttp-gson/docs/PetApi.md

@@ -17,7 +17,7 @@ Method | HTTP request | Description
 
 <a name="addPet"></a>
 # **addPet**
-> addPet(pet)
+> addPet(body)
 
 Add a new pet to the store
 
@@ -37,9 +37,9 @@ OAuth petstore_auth = (OAuth) defaultClient.getAuthentication("petstore_auth");
 petstore_auth.setAccessToken("YOUR ACCESS TOKEN");
 
 PetApi apiInstance = new PetApi();
-Pet pet = new Pet(); // Pet | Pet object that needs to be added to the store
+Pet body = new Pet(); // Pet | Pet object that needs to be added to the store
 try {
-    apiInstance.addPet(pet);
+    apiInstance.addPet(body);
 } catch (ApiException e) {
     System.err.println("Exception when calling PetApi#addPet");
     e.printStackTrace();
@@ -50,7 +50,7 @@ try {
 
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
- **pet** | [**Pet**](Pet.md)| Pet object that needs to be added to the store |
+ **body** | [**Pet**](Pet.md)| Pet object that needs to be added to the store |
 
 ### Return type
 
@@ -280,7 +280,7 @@ Name | Type | Description  | Notes
 
 <a name="updatePet"></a>
 # **updatePet**
-> updatePet(pet)
+> updatePet(body)
 
 Update an existing pet
 
@@ -300,9 +300,9 @@ OAuth petstore_auth = (OAuth) defaultClient.getAuthentication("petstore_auth");
 petstore_auth.setAccessToken("YOUR ACCESS TOKEN");
 
 PetApi apiInstance = new PetApi();
-Pet pet = new Pet(); // Pet | Pet object that needs to be added to the store
+Pet body = new Pet(); // Pet | Pet object that needs to be added to the store
 try {
-    apiInstance.updatePet(pet);
+    apiInstance.updatePet(body);
 } catch (ApiException e) {
     System.err.println("Exception when calling PetApi#updatePet");
     e.printStackTrace();
@@ -313,7 +313,7 @@ try {
 
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
- **pet** | [**Pet**](Pet.md)| Pet object that needs to be added to the store |
+ **body** | [**Pet**](Pet.md)| Pet object that needs to be added to the store |
 
 ### Return type
 

samples/client/petstore/java/okhttp-gson/docs/StoreApi.md

@@ -152,7 +152,7 @@ No authorization required
 
 <a name="placeOrder"></a>
 # **placeOrder**
-> Order placeOrder(order)
+> Order placeOrder(body)
 
 Place an order for a pet
 
@@ -164,9 +164,9 @@ Place an order for a pet
 
 
 StoreApi apiInstance = new StoreApi();
-Order order = new Order(); // Order | order placed for purchasing the pet
+Order body = new Order(); // Order | order placed for purchasing the pet
 try {
-    Order result = apiInstance.placeOrder(order);
+    Order result = apiInstance.placeOrder(body);
     System.out.println(result);
 } catch (ApiException e) {
     System.err.println("Exception when calling StoreApi#placeOrder");
@@ -178,7 +178,7 @@ try {
 
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
- **order** | [**Order**](Order.md)| order placed for purchasing the pet |
+ **body** | [**Order**](Order.md)| order placed for purchasing the pet |
 
 ### Return type
 

samples/client/petstore/java/okhttp-gson/docs/UserApi.md

@@ -16,7 +16,7 @@ Method | HTTP request | Description
 
 <a name="createUser"></a>
 # **createUser**
-> createUser(user)
+> createUser(body)
 
 Create user
 
@@ -30,9 +30,9 @@ This can only be done by the logged in user.
 
 
 UserApi apiInstance = new UserApi();
-User user = new User(); // User | Created user object
+User body = new User(); // User | Created user object
 try {
-    apiInstance.createUser(user);
+    apiInstance.createUser(body);
 } catch (ApiException e) {
     System.err.println("Exception when calling UserApi#createUser");
     e.printStackTrace();
@@ -43,7 +43,7 @@ try {
 
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
- **user** | [**User**](User.md)| Created user object |
+ **body** | [**User**](User.md)| Created user object |
 
 ### Return type
 
@@ -60,7 +60,7 @@ No authorization required
 
 <a name="createUsersWithArrayInput"></a>
 # **createUsersWithArrayInput**
-> createUsersWithArrayInput(user)
+> createUsersWithArrayInput(body)
 
 Creates list of users with given input array
 
@@ -72,9 +72,9 @@ Creates list of users with given input array
 
 
 UserApi apiInstance = new UserApi();
-List<User> user = Arrays.asList(null); // List<User> | List of user object
+List<User> body = Arrays.asList(null); // List<User> | List of user object
 try {
-    apiInstance.createUsersWithArrayInput(user);
+    apiInstance.createUsersWithArrayInput(body);
 } catch (ApiException e) {
     System.err.println("Exception when calling UserApi#createUsersWithArrayInput");
     e.printStackTrace();
@@ -85,7 +85,7 @@ try {
 
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
- **user** | [**List&lt;User&gt;**](List.md)| List of user object |
+ **body** | [**List&lt;User&gt;**](List.md)| List of user object |
 
 ### Return type
 
@@ -102,7 +102,7 @@ No authorization required
 
 <a name="createUsersWithListInput"></a>
 # **createUsersWithListInput**
-> createUsersWithListInput(user)
+> createUsersWithListInput(body)
 
 Creates list of users with given input array
 
@@ -114,9 +114,9 @@ Creates list of users with given input array
 
 
 UserApi apiInstance = new UserApi();
-List<User> user = Arrays.asList(null); // List<User> | List of user object
+List<User> body = Arrays.asList(null); // List<User> | List of user object
 try {
-    apiInstance.createUsersWithListInput(user);
+    apiInstance.createUsersWithListInput(body);
 } catch (ApiException e) {
     System.err.println("Exception when calling UserApi#createUsersWithListInput");
     e.printStackTrace();
@@ -127,7 +127,7 @@ try {
 
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
- **user** | [**List&lt;User&gt;**](List.md)| List of user object |
+ **body** | [**List&lt;User&gt;**](List.md)| List of user object |
 
 ### Return type
 
@@ -314,7 +314,7 @@ No authorization required
 
 <a name="updateUser"></a>
 # **updateUser**
-> updateUser(username, user)
+> updateUser(username, body)
 
 Updated user
 
@@ -329,9 +329,9 @@ This can only be done by the logged in user.
 
 UserApi apiInstance = new UserApi();
 String username = "username_example"; // String | name that need to be deleted
-User user = new User(); // User | Updated user object
+User body = new User(); // User | Updated user object
 try {
-    apiInstance.updateUser(username, user);
+    apiInstance.updateUser(username, body);
 } catch (ApiException e) {
     System.err.println("Exception when calling UserApi#updateUser");
     e.printStackTrace();
@@ -343,7 +343,7 @@ try {
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
  **username** | **String**| name that need to be deleted |
- **user** | [**User**](User.md)| Updated user object |
+ **body** | [**User**](User.md)| Updated user object |
 
 ### Return type
 

samples/client/petstore/java/okhttp-gson/src/main/java/org/openapitools/client/api/AnotherFakeApi.java

@@ -56,14 +56,14 @@ public class AnotherFakeApi {
 
     /**
      * Build call for call123testSpecialTags
-     * @param client client model (required)
+     * @param body client model (required)
      * @param progressListener Progress listener
      * @param progressRequestListener Progress request listener
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
      */
-    public com.squareup.okhttp.Call call123testSpecialTagsCall(Client client, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
-        Object localVarPostBody = client;
+    public com.squareup.okhttp.Call call123testSpecialTagsCall(Client body, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
+        Object localVarPostBody = body;
 
         // create path and map variables
         String localVarPath = "/another-fake/dummy";
@@ -103,15 +103,15 @@ public class AnotherFakeApi {
     }
 
     @SuppressWarnings("rawtypes")
-    private com.squareup.okhttp.Call call123testSpecialTagsValidateBeforeCall(Client client, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
+    private com.squareup.okhttp.Call call123testSpecialTagsValidateBeforeCall(Client body, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
         
-        // verify the required parameter 'client' is set
-        if (client == null) {
-            throw new ApiException("Missing the required parameter 'client' when calling call123testSpecialTags(Async)");
+        // verify the required parameter 'body' is set
+        if (body == null) {
+            throw new ApiException("Missing the required parameter 'body' when calling call123testSpecialTags(Async)");
         }
         
 
-        com.squareup.okhttp.Call call = call123testSpecialTagsCall(client, progressListener, progressRequestListener);
+        com.squareup.okhttp.Call call = call123testSpecialTagsCall(body, progressListener, progressRequestListener);
         return call;
 
     }
@@ -119,24 +119,24 @@ public class AnotherFakeApi {
     /**
      * To test special tags
      * To test special tags and operation ID starting with number
-     * @param client client model (required)
+     * @param body client model (required)
      * @return Client
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
      */
-    public Client call123testSpecialTags(Client client) throws ApiException {
-        ApiResponse<Client> resp = call123testSpecialTagsWithHttpInfo(client);
+    public Client call123testSpecialTags(Client body) throws ApiException {
+        ApiResponse<Client> resp = call123testSpecialTagsWithHttpInfo(body);
         return resp.getData();
     }
 
     /**
      * To test special tags
      * To test special tags and operation ID starting with number
-     * @param client client model (required)
+     * @param body client model (required)
      * @return ApiResponse&lt;Client&gt;
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
      */
-    public ApiResponse<Client> call123testSpecialTagsWithHttpInfo(Client client) throws ApiException {
-        com.squareup.okhttp.Call call = call123testSpecialTagsValidateBeforeCall(client, null, null);
+    public ApiResponse<Client> call123testSpecialTagsWithHttpInfo(Client body) throws ApiException {
+        com.squareup.okhttp.Call call = call123testSpecialTagsValidateBeforeCall(body, null, null);
         Type localVarReturnType = new TypeToken<Client>(){}.getType();
         return apiClient.execute(call, localVarReturnType);
     }
@@ -144,12 +144,12 @@ public class AnotherFakeApi {
     /**
      * To test special tags (asynchronously)
      * To test special tags and operation ID starting with number
-     * @param client client model (required)
+     * @param body client model (required)
      * @param callback The callback to be executed when the API call finishes
      * @return The request call
      * @throws ApiException If fail to process the API call, e.g. serializing the request body object
      */
-    public com.squareup.okhttp.Call call123testSpecialTagsAsync(Client client, final ApiCallback<Client> callback) throws ApiException {
+    public com.squareup.okhttp.Call call123testSpecialTagsAsync(Client body, final ApiCallback<Client> callback) throws ApiException {
 
         ProgressResponseBody.ProgressListener progressListener = null;
         ProgressRequestBody.ProgressRequestListener progressRequestListener = null;
@@ -170,7 +170,7 @@ public class AnotherFakeApi {
             };
         }
 
-        com.squareup.okhttp.Call call = call123testSpecialTagsValidateBeforeCall(client, progressListener, progressRequestListener);
+        com.squareup.okhttp.Call call = call123testSpecialTagsValidateBeforeCall(body, progressListener, progressRequestListener);
         Type localVarReturnType = new TypeToken<Client>(){}.getType();
         apiClient.executeAsync(call, localVarReturnType, callback);
         return call;

samples/client/petstore/java/okhttp-gson/src/main/java/org/openapitools/client/api/FakeApi.java

@@ -179,14 +179,14 @@ public class FakeApi {
     }
     /**
      * Build call for fakeOuterCompositeSerialize
-     * @param outerComposite Input composite as post body (optional)
+     * @param body Input composite as post body (optional)
      * @param progressListener Progress listener
      * @param progressRequestListener Progress request listener
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
      */
-    public com.squareup.okhttp.Call fakeOuterCompositeSerializeCall(OuterComposite outerComposite, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
-        Object localVarPostBody = outerComposite;
+    public com.squareup.okhttp.Call fakeOuterCompositeSerializeCall(OuterComposite body, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
+        Object localVarPostBody = body;
 
         // create path and map variables
         String localVarPath = "/fake/outer/composite";
@@ -226,10 +226,10 @@ public class FakeApi {
     }
 
     @SuppressWarnings("rawtypes")
-    private com.squareup.okhttp.Call fakeOuterCompositeSerializeValidateBeforeCall(OuterComposite outerComposite, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
+    private com.squareup.okhttp.Call fakeOuterCompositeSerializeValidateBeforeCall(OuterComposite body, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
         
 
-        com.squareup.okhttp.Call call = fakeOuterCompositeSerializeCall(outerComposite, progressListener, progressRequestListener);
+        com.squareup.okhttp.Call call = fakeOuterCompositeSerializeCall(body, progressListener, progressRequestListener);
         return call;
 
     }
@@ -237,24 +237,24 @@ public class FakeApi {
     /**
      * 
      * Test serialization of object with outer number type
-     * @param outerComposite Input composite as post body (optional)
+     * @param body Input composite as post body (optional)
      * @return OuterComposite
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
      */
-    public OuterComposite fakeOuterCompositeSerialize(OuterComposite outerComposite) throws ApiException {
-        ApiResponse<OuterComposite> resp = fakeOuterCompositeSerializeWithHttpInfo(outerComposite);
+    public OuterComposite fakeOuterCompositeSerialize(OuterComposite body) throws ApiException {
+        ApiResponse<OuterComposite> resp = fakeOuterCompositeSerializeWithHttpInfo(body);
         return resp.getData();
     }
 
     /**
      * 
      * Test serialization of object with outer number type
-     * @param outerComposite Input composite as post body (optional)
+     * @param body Input composite as post body (optional)
      * @return ApiResponse&lt;OuterComposite&gt;
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
      */
-    public ApiResponse<OuterComposite> fakeOuterCompositeSerializeWithHttpInfo(OuterComposite outerComposite) throws ApiException {
-        com.squareup.okhttp.Call call = fakeOuterCompositeSerializeValidateBeforeCall(outerComposite, null, null);
+    public ApiResponse<OuterComposite> fakeOuterCompositeSerializeWithHttpInfo(OuterComposite body) throws ApiException {
+        com.squareup.okhttp.Call call = fakeOuterCompositeSerializeValidateBeforeCall(body, null, null);
         Type localVarReturnType = new TypeToken<OuterComposite>(){}.getType();
         return apiClient.execute(call, localVarReturnType);
     }
@@ -262,12 +262,12 @@ public class FakeApi {
     /**
      *  (asynchronously)
      * Test serialization of object with outer number type
-     * @param outerComposite Input composite as post body (optional)
+     * @param body Input composite as post body (optional)
      * @param callback The callback to be executed when the API call finishes
      * @return The request call
      * @throws ApiException If fail to process the API call, e.g. serializing the request body object
      */
-    public com.squareup.okhttp.Call fakeOuterCompositeSerializeAsync(OuterComposite outerComposite, final ApiCallback<OuterComposite> callback) throws ApiException {
+    public com.squareup.okhttp.Call fakeOuterCompositeSerializeAsync(OuterComposite body, final ApiCallback<OuterComposite> callback) throws ApiException {
 
         ProgressResponseBody.ProgressListener progressListener = null;
         ProgressRequestBody.ProgressRequestListener progressRequestListener = null;
@@ -288,7 +288,7 @@ public class FakeApi {
             };
         }
 
-        com.squareup.okhttp.Call call = fakeOuterCompositeSerializeValidateBeforeCall(outerComposite, progressListener, progressRequestListener);
+        com.squareup.okhttp.Call call = fakeOuterCompositeSerializeValidateBeforeCall(body, progressListener, progressRequestListener);
         Type localVarReturnType = new TypeToken<OuterComposite>(){}.getType();
         apiClient.executeAsync(call, localVarReturnType, callback);
         return call;
@@ -527,14 +527,14 @@ public class FakeApi {
     }
     /**
      * Build call for testBodyWithFileSchema
-     * @param fileSchemaTestClass  (required)
+     * @param body  (required)
      * @param progressListener Progress listener
      * @param progressRequestListener Progress request listener
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
      */
-    public com.squareup.okhttp.Call testBodyWithFileSchemaCall(FileSchemaTestClass fileSchemaTestClass, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
-        Object localVarPostBody = fileSchemaTestClass;
+    public com.squareup.okhttp.Call testBodyWithFileSchemaCall(FileSchemaTestClass body, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
+        Object localVarPostBody = body;
 
         // create path and map variables
         String localVarPath = "/fake/body-with-file-schema";
@@ -574,15 +574,15 @@ public class FakeApi {
     }
 
     @SuppressWarnings("rawtypes")
-    private com.squareup.okhttp.Call testBodyWithFileSchemaValidateBeforeCall(FileSchemaTestClass fileSchemaTestClass, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
+    private com.squareup.okhttp.Call testBodyWithFileSchemaValidateBeforeCall(FileSchemaTestClass body, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
         
-        // verify the required parameter 'fileSchemaTestClass' is set
-        if (fileSchemaTestClass == null) {
-            throw new ApiException("Missing the required parameter 'fileSchemaTestClass' when calling testBodyWithFileSchema(Async)");
+        // verify the required parameter 'body' is set
+        if (body == null) {
+            throw new ApiException("Missing the required parameter 'body' when calling testBodyWithFileSchema(Async)");
         }
         
 
-        com.squareup.okhttp.Call call = testBodyWithFileSchemaCall(fileSchemaTestClass, progressListener, progressRequestListener);
+        com.squareup.okhttp.Call call = testBodyWithFileSchemaCall(body, progressListener, progressRequestListener);
         return call;
 
     }
@@ -590,34 +590,34 @@ public class FakeApi {
     /**
      * 
      * For this test, the body for this request much reference a schema named &#x60;File&#x60;.
-     * @param fileSchemaTestClass  (required)
+     * @param body  (required)
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
      */
-    public void testBodyWithFileSchema(FileSchemaTestClass fileSchemaTestClass) throws ApiException {
-        testBodyWithFileSchemaWithHttpInfo(fileSchemaTestClass);
+    public void testBodyWithFileSchema(FileSchemaTestClass body) throws ApiException {
+        testBodyWithFileSchemaWithHttpInfo(body);
     }
 
     /**
      * 
      * For this test, the body for this request much reference a schema named &#x60;File&#x60;.
-     * @param fileSchemaTestClass  (required)
+     * @param body  (required)
      * @return ApiResponse&lt;Void&gt;
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
      */
-    public ApiResponse<Void> testBodyWithFileSchemaWithHttpInfo(FileSchemaTestClass fileSchemaTestClass) throws ApiException {
-        com.squareup.okhttp.Call call = testBodyWithFileSchemaValidateBeforeCall(fileSchemaTestClass, null, null);
+    public ApiResponse<Void> testBodyWithFileSchemaWithHttpInfo(FileSchemaTestClass body) throws ApiException {
+        com.squareup.okhttp.Call call = testBodyWithFileSchemaValidateBeforeCall(body, null, null);
         return apiClient.execute(call);
     }
 
     /**
      *  (asynchronously)
      * For this test, the body for this request much reference a schema named &#x60;File&#x60;.
-     * @param fileSchemaTestClass  (required)
+     * @param body  (required)
      * @param callback The callback to be executed when the API call finishes
      * @return The request call
      * @throws ApiException If fail to process the API call, e.g. serializing the request body object
      */
-    public com.squareup.okhttp.Call testBodyWithFileSchemaAsync(FileSchemaTestClass fileSchemaTestClass, final ApiCallback<Void> callback) throws ApiException {
+    public com.squareup.okhttp.Call testBodyWithFileSchemaAsync(FileSchemaTestClass body, final ApiCallback<Void> callback) throws ApiException {
 
         ProgressResponseBody.ProgressListener progressListener = null;
         ProgressRequestBody.ProgressRequestListener progressRequestListener = null;
@@ -638,21 +638,21 @@ public class FakeApi {
             };
         }
 
-        com.squareup.okhttp.Call call = testBodyWithFileSchemaValidateBeforeCall(fileSchemaTestClass, progressListener, progressRequestListener);
+        com.squareup.okhttp.Call call = testBodyWithFileSchemaValidateBeforeCall(body, progressListener, progressRequestListener);
         apiClient.executeAsync(call, callback);
         return call;
     }
     /**
      * Build call for testBodyWithQueryParams
      * @param query  (required)
-     * @param user  (required)
+     * @param body  (required)
      * @param progressListener Progress listener
      * @param progressRequestListener Progress request listener
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
      */
-    public com.squareup.okhttp.Call testBodyWithQueryParamsCall(String query, User user, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
-        Object localVarPostBody = user;
+    public com.squareup.okhttp.Call testBodyWithQueryParamsCall(String query, User body, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
+        Object localVarPostBody = body;
 
         // create path and map variables
         String localVarPath = "/fake/body-with-query-params";
@@ -696,20 +696,20 @@ public class FakeApi {
     }
 
     @SuppressWarnings("rawtypes")
-    private com.squareup.okhttp.Call testBodyWithQueryParamsValidateBeforeCall(String query, User user, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
+    private com.squareup.okhttp.Call testBodyWithQueryParamsValidateBeforeCall(String query, User body, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
         
         // verify the required parameter 'query' is set
         if (query == null) {
             throw new ApiException("Missing the required parameter 'query' when calling testBodyWithQueryParams(Async)");
         }
         
-        // verify the required parameter 'user' is set
-        if (user == null) {
-            throw new ApiException("Missing the required parameter 'user' when calling testBodyWithQueryParams(Async)");
+        // verify the required parameter 'body' is set
+        if (body == null) {
+            throw new ApiException("Missing the required parameter 'body' when calling testBodyWithQueryParams(Async)");
         }
         
 
-        com.squareup.okhttp.Call call = testBodyWithQueryParamsCall(query, user, progressListener, progressRequestListener);
+        com.squareup.okhttp.Call call = testBodyWithQueryParamsCall(query, body, progressListener, progressRequestListener);
         return call;
 
     }
@@ -718,23 +718,23 @@ public class FakeApi {
      * 
      * 
      * @param query  (required)
-     * @param user  (required)
+     * @param body  (required)
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
      */
-    public void testBodyWithQueryParams(String query, User user) throws ApiException {
-        testBodyWithQueryParamsWithHttpInfo(query, user);
+    public void testBodyWithQueryParams(String query, User body) throws ApiException {
+        testBodyWithQueryParamsWithHttpInfo(query, body);
     }
 
     /**
      * 
      * 
      * @param query  (required)
-     * @param user  (required)
+     * @param body  (required)
      * @return ApiResponse&lt;Void&gt;
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
      */
-    public ApiResponse<Void> testBodyWithQueryParamsWithHttpInfo(String query, User user) throws ApiException {
-        com.squareup.okhttp.Call call = testBodyWithQueryParamsValidateBeforeCall(query, user, null, null);
+    public ApiResponse<Void> testBodyWithQueryParamsWithHttpInfo(String query, User body) throws ApiException {
+        com.squareup.okhttp.Call call = testBodyWithQueryParamsValidateBeforeCall(query, body, null, null);
         return apiClient.execute(call);
     }
 
@@ -742,12 +742,12 @@ public class FakeApi {
      *  (asynchronously)
      * 
      * @param query  (required)
-     * @param user  (required)
+     * @param body  (required)
      * @param callback The callback to be executed when the API call finishes
      * @return The request call
      * @throws ApiException If fail to process the API call, e.g. serializing the request body object
      */
-    public com.squareup.okhttp.Call testBodyWithQueryParamsAsync(String query, User user, final ApiCallback<Void> callback) throws ApiException {
+    public com.squareup.okhttp.Call testBodyWithQueryParamsAsync(String query, User body, final ApiCallback<Void> callback) throws ApiException {
 
         ProgressResponseBody.ProgressListener progressListener = null;
         ProgressRequestBody.ProgressRequestListener progressRequestListener = null;
@@ -768,20 +768,20 @@ public class FakeApi {
             };
         }
 
-        com.squareup.okhttp.Call call = testBodyWithQueryParamsValidateBeforeCall(query, user, progressListener, progressRequestListener);
+        com.squareup.okhttp.Call call = testBodyWithQueryParamsValidateBeforeCall(query, body, progressListener, progressRequestListener);
         apiClient.executeAsync(call, callback);
         return call;
     }
     /**
      * Build call for testClientModel
-     * @param client client model (required)
+     * @param body client model (required)
      * @param progressListener Progress listener
      * @param progressRequestListener Progress request listener
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
      */
-    public com.squareup.okhttp.Call testClientModelCall(Client client, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
-        Object localVarPostBody = client;
+    public com.squareup.okhttp.Call testClientModelCall(Client body, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
+        Object localVarPostBody = body;
 
         // create path and map variables
         String localVarPath = "/fake";
@@ -821,15 +821,15 @@ public class FakeApi {
     }
 
     @SuppressWarnings("rawtypes")
-    private com.squareup.okhttp.Call testClientModelValidateBeforeCall(Client client, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
+    private com.squareup.okhttp.Call testClientModelValidateBeforeCall(Client body, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
         
-        // verify the required parameter 'client' is set
-        if (client == null) {
-            throw new ApiException("Missing the required parameter 'client' when calling testClientModel(Async)");
+        // verify the required parameter 'body' is set
+        if (body == null) {
+            throw new ApiException("Missing the required parameter 'body' when calling testClientModel(Async)");
         }
         
 
-        com.squareup.okhttp.Call call = testClientModelCall(client, progressListener, progressRequestListener);
+        com.squareup.okhttp.Call call = testClientModelCall(body, progressListener, progressRequestListener);
         return call;
 
     }
@@ -837,24 +837,24 @@ public class FakeApi {
     /**
      * To test \&quot;client\&quot; model
      * To test \&quot;client\&quot; model
-     * @param client client model (required)
+     * @param body client model (required)
      * @return Client
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
      */
-    public Client testClientModel(Client client) throws ApiException {
-        ApiResponse<Client> resp = testClientModelWithHttpInfo(client);
+    public Client testClientModel(Client body) throws ApiException {
+        ApiResponse<Client> resp = testClientModelWithHttpInfo(body);
         return resp.getData();
     }
 
     /**
      * To test \&quot;client\&quot; model
      * To test \&quot;client\&quot; model
-     * @param client client model (required)
+     * @param body client model (required)
      * @return ApiResponse&lt;Client&gt;
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
      */
-    public ApiResponse<Client> testClientModelWithHttpInfo(Client client) throws ApiException {
-        com.squareup.okhttp.Call call = testClientModelValidateBeforeCall(client, null, null);
+    public ApiResponse<Client> testClientModelWithHttpInfo(Client body) throws ApiException {
+        com.squareup.okhttp.Call call = testClientModelValidateBeforeCall(body, null, null);
         Type localVarReturnType = new TypeToken<Client>(){}.getType();
         return apiClient.execute(call, localVarReturnType);
     }
@@ -862,12 +862,12 @@ public class FakeApi {
     /**
      * To test \&quot;client\&quot; model (asynchronously)
      * To test \&quot;client\&quot; model
-     * @param client client model (required)
+     * @param body client model (required)
      * @param callback The callback to be executed when the API call finishes
      * @return The request call
      * @throws ApiException If fail to process the API call, e.g. serializing the request body object
      */
-    public com.squareup.okhttp.Call testClientModelAsync(Client client, final ApiCallback<Client> callback) throws ApiException {
+    public com.squareup.okhttp.Call testClientModelAsync(Client body, final ApiCallback<Client> callback) throws ApiException {
 
         ProgressResponseBody.ProgressListener progressListener = null;
         ProgressRequestBody.ProgressRequestListener progressRequestListener = null;
@@ -888,7 +888,7 @@ public class FakeApi {
             };
         }
 
-        com.squareup.okhttp.Call call = testClientModelValidateBeforeCall(client, progressListener, progressRequestListener);
+        com.squareup.okhttp.Call call = testClientModelValidateBeforeCall(body, progressListener, progressRequestListener);
         Type localVarReturnType = new TypeToken<Client>(){}.getType();
         apiClient.executeAsync(call, localVarReturnType, callback);
         return call;
@@ -1521,14 +1521,14 @@ public class FakeApi {
     }
     /**
      * Build call for testInlineAdditionalProperties
-     * @param requestBody request body (required)
+     * @param param request body (required)
      * @param progressListener Progress listener
      * @param progressRequestListener Progress request listener
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
      */
-    public com.squareup.okhttp.Call testInlineAdditionalPropertiesCall(Map<String, String> requestBody, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
-        Object localVarPostBody = requestBody;
+    public com.squareup.okhttp.Call testInlineAdditionalPropertiesCall(Map<String, String> param, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
+        Object localVarPostBody = param;
 
         // create path and map variables
         String localVarPath = "/fake/inline-additionalProperties";
@@ -1568,15 +1568,15 @@ public class FakeApi {
     }
 
     @SuppressWarnings("rawtypes")
-    private com.squareup.okhttp.Call testInlineAdditionalPropertiesValidateBeforeCall(Map<String, String> requestBody, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
+    private com.squareup.okhttp.Call testInlineAdditionalPropertiesValidateBeforeCall(Map<String, String> param, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
         
-        // verify the required parameter 'requestBody' is set
-        if (requestBody == null) {
-            throw new ApiException("Missing the required parameter 'requestBody' when calling testInlineAdditionalProperties(Async)");
+        // verify the required parameter 'param' is set
+        if (param == null) {
+            throw new ApiException("Missing the required parameter 'param' when calling testInlineAdditionalProperties(Async)");
         }
         
 
-        com.squareup.okhttp.Call call = testInlineAdditionalPropertiesCall(requestBody, progressListener, progressRequestListener);
+        com.squareup.okhttp.Call call = testInlineAdditionalPropertiesCall(param, progressListener, progressRequestListener);
         return call;
 
     }
@@ -1584,34 +1584,34 @@ public class FakeApi {
     /**
      * test inline additionalProperties
      * 
-     * @param requestBody request body (required)
+     * @param param request body (required)
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
      */
-    public void testInlineAdditionalProperties(Map<String, String> requestBody) throws ApiException {
-        testInlineAdditionalPropertiesWithHttpInfo(requestBody);
+    public void testInlineAdditionalProperties(Map<String, String> param) throws ApiException {
+        testInlineAdditionalPropertiesWithHttpInfo(param);
     }
 
     /**
      * test inline additionalProperties
      * 
-     * @param requestBody request body (required)
+     * @param param request body (required)
      * @return ApiResponse&lt;Void&gt;
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
      */
-    public ApiResponse<Void> testInlineAdditionalPropertiesWithHttpInfo(Map<String, String> requestBody) throws ApiException {
-        com.squareup.okhttp.Call call = testInlineAdditionalPropertiesValidateBeforeCall(requestBody, null, null);
+    public ApiResponse<Void> testInlineAdditionalPropertiesWithHttpInfo(Map<String, String> param) throws ApiException {
+        com.squareup.okhttp.Call call = testInlineAdditionalPropertiesValidateBeforeCall(param, null, null);
         return apiClient.execute(call);
     }
 
     /**
      * test inline additionalProperties (asynchronously)
      * 
-     * @param requestBody request body (required)
+     * @param param request body (required)
      * @param callback The callback to be executed when the API call finishes
      * @return The request call
      * @throws ApiException If fail to process the API call, e.g. serializing the request body object
      */
-    public com.squareup.okhttp.Call testInlineAdditionalPropertiesAsync(Map<String, String> requestBody, final ApiCallback<Void> callback) throws ApiException {
+    public com.squareup.okhttp.Call testInlineAdditionalPropertiesAsync(Map<String, String> param, final ApiCallback<Void> callback) throws ApiException {
 
         ProgressResponseBody.ProgressListener progressListener = null;
         ProgressRequestBody.ProgressRequestListener progressRequestListener = null;
@@ -1632,7 +1632,7 @@ public class FakeApi {
             };
         }
 
-        com.squareup.okhttp.Call call = testInlineAdditionalPropertiesValidateBeforeCall(requestBody, progressListener, progressRequestListener);
+        com.squareup.okhttp.Call call = testInlineAdditionalPropertiesValidateBeforeCall(param, progressListener, progressRequestListener);
         apiClient.executeAsync(call, callback);
         return call;
     }

samples/client/petstore/java/okhttp-gson/src/main/java/org/openapitools/client/api/FakeClassnameTags123Api.java

@@ -56,14 +56,14 @@ public class FakeClassnameTags123Api {
 
     /**
      * Build call for testClassname
-     * @param client client model (required)
+     * @param body client model (required)
      * @param progressListener Progress listener
      * @param progressRequestListener Progress request listener
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
      */
-    public com.squareup.okhttp.Call testClassnameCall(Client client, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
-        Object localVarPostBody = client;
+    public com.squareup.okhttp.Call testClassnameCall(Client body, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
+        Object localVarPostBody = body;
 
         // create path and map variables
         String localVarPath = "/fake_classname_test";
@@ -103,15 +103,15 @@ public class FakeClassnameTags123Api {
     }
 
     @SuppressWarnings("rawtypes")
-    private com.squareup.okhttp.Call testClassnameValidateBeforeCall(Client client, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
+    private com.squareup.okhttp.Call testClassnameValidateBeforeCall(Client body, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
         
-        // verify the required parameter 'client' is set
-        if (client == null) {
-            throw new ApiException("Missing the required parameter 'client' when calling testClassname(Async)");
+        // verify the required parameter 'body' is set
+        if (body == null) {
+            throw new ApiException("Missing the required parameter 'body' when calling testClassname(Async)");
         }
         
 
-        com.squareup.okhttp.Call call = testClassnameCall(client, progressListener, progressRequestListener);
+        com.squareup.okhttp.Call call = testClassnameCall(body, progressListener, progressRequestListener);
         return call;
 
     }
@@ -119,24 +119,24 @@ public class FakeClassnameTags123Api {
     /**
      * To test class name in snake case
      * To test class name in snake case
-     * @param client client model (required)
+     * @param body client model (required)
      * @return Client
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
      */
-    public Client testClassname(Client client) throws ApiException {
-        ApiResponse<Client> resp = testClassnameWithHttpInfo(client);
+    public Client testClassname(Client body) throws ApiException {
+        ApiResponse<Client> resp = testClassnameWithHttpInfo(body);
         return resp.getData();
     }
 
     /**
      * To test class name in snake case
      * To test class name in snake case
-     * @param client client model (required)
+     * @param body client model (required)
      * @return ApiResponse&lt;Client&gt;
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
      */
-    public ApiResponse<Client> testClassnameWithHttpInfo(Client client) throws ApiException {
-        com.squareup.okhttp.Call call = testClassnameValidateBeforeCall(client, null, null);
+    public ApiResponse<Client> testClassnameWithHttpInfo(Client body) throws ApiException {
+        com.squareup.okhttp.Call call = testClassnameValidateBeforeCall(body, null, null);
         Type localVarReturnType = new TypeToken<Client>(){}.getType();
         return apiClient.execute(call, localVarReturnType);
     }
@@ -144,12 +144,12 @@ public class FakeClassnameTags123Api {
     /**
      * To test class name in snake case (asynchronously)
      * To test class name in snake case
-     * @param client client model (required)
+     * @param body client model (required)
      * @param callback The callback to be executed when the API call finishes
      * @return The request call
      * @throws ApiException If fail to process the API call, e.g. serializing the request body object
      */
-    public com.squareup.okhttp.Call testClassnameAsync(Client client, final ApiCallback<Client> callback) throws ApiException {
+    public com.squareup.okhttp.Call testClassnameAsync(Client body, final ApiCallback<Client> callback) throws ApiException {
 
         ProgressResponseBody.ProgressListener progressListener = null;
         ProgressRequestBody.ProgressRequestListener progressRequestListener = null;
@@ -170,7 +170,7 @@ public class FakeClassnameTags123Api {
             };
         }
 
-        com.squareup.okhttp.Call call = testClassnameValidateBeforeCall(client, progressListener, progressRequestListener);
+        com.squareup.okhttp.Call call = testClassnameValidateBeforeCall(body, progressListener, progressRequestListener);
         Type localVarReturnType = new TypeToken<Client>(){}.getType();
         apiClient.executeAsync(call, localVarReturnType, callback);
         return call;

samples/client/petstore/java/okhttp-gson/src/main/java/org/openapitools/client/api/PetApi.java

@@ -58,14 +58,14 @@ public class PetApi {
 
     /**
      * Build call for addPet
-     * @param pet Pet object that needs to be added to the store (required)
+     * @param body Pet object that needs to be added to the store (required)
      * @param progressListener Progress listener
      * @param progressRequestListener Progress request listener
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
      */
-    public com.squareup.okhttp.Call addPetCall(Pet pet, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
-        Object localVarPostBody = pet;
+    public com.squareup.okhttp.Call addPetCall(Pet body, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
+        Object localVarPostBody = body;
 
         // create path and map variables
         String localVarPath = "/pet";
@@ -105,15 +105,15 @@ public class PetApi {
     }
 
     @SuppressWarnings("rawtypes")
-    private com.squareup.okhttp.Call addPetValidateBeforeCall(Pet pet, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
+    private com.squareup.okhttp.Call addPetValidateBeforeCall(Pet body, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
         
-        // verify the required parameter 'pet' is set
-        if (pet == null) {
-            throw new ApiException("Missing the required parameter 'pet' when calling addPet(Async)");
+        // verify the required parameter 'body' is set
+        if (body == null) {
+            throw new ApiException("Missing the required parameter 'body' when calling addPet(Async)");
         }
         
 
-        com.squareup.okhttp.Call call = addPetCall(pet, progressListener, progressRequestListener);
+        com.squareup.okhttp.Call call = addPetCall(body, progressListener, progressRequestListener);
         return call;
 
     }
@@ -121,34 +121,34 @@ public class PetApi {
     /**
      * Add a new pet to the store
      * 
-     * @param pet Pet object that needs to be added to the store (required)
+     * @param body Pet object that needs to be added to the store (required)
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
      */
-    public void addPet(Pet pet) throws ApiException {
-        addPetWithHttpInfo(pet);
+    public void addPet(Pet body) throws ApiException {
+        addPetWithHttpInfo(body);
     }
 
     /**
      * Add a new pet to the store
      * 
-     * @param pet Pet object that needs to be added to the store (required)
+     * @param body Pet object that needs to be added to the store (required)
      * @return ApiResponse<Void>
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
      */
-    public ApiResponse<Void> addPetWithHttpInfo(Pet pet) throws ApiException {
-        com.squareup.okhttp.Call call = addPetValidateBeforeCall(pet, null, null);
+    public ApiResponse<Void> addPetWithHttpInfo(Pet body) throws ApiException {
+        com.squareup.okhttp.Call call = addPetValidateBeforeCall(body, null, null);
         return apiClient.execute(call);
     }
 
     /**
      * Add a new pet to the store (asynchronously)
      * 
-     * @param pet Pet object that needs to be added to the store (required)
+     * @param body Pet object that needs to be added to the store (required)
      * @param callback The callback to be executed when the API call finishes
      * @return The request call
      * @throws ApiException If fail to process the API call, e.g. serializing the request body object
      */
-    public com.squareup.okhttp.Call addPetAsync(Pet pet, final ApiCallback<Void> callback) throws ApiException {
+    public com.squareup.okhttp.Call addPetAsync(Pet body, final ApiCallback<Void> callback) throws ApiException {
 
         ProgressResponseBody.ProgressListener progressListener = null;
         ProgressRequestBody.ProgressRequestListener progressRequestListener = null;
@@ -169,7 +169,7 @@ public class PetApi {
             };
         }
 
-        com.squareup.okhttp.Call call = addPetValidateBeforeCall(pet, progressListener, progressRequestListener);
+        com.squareup.okhttp.Call call = addPetValidateBeforeCall(body, progressListener, progressRequestListener);
         apiClient.executeAsync(call, callback);
         return call;
     }
@@ -682,14 +682,14 @@ public class PetApi {
     }
     /**
      * Build call for updatePet
-     * @param pet Pet object that needs to be added to the store (required)
+     * @param body Pet object that needs to be added to the store (required)
      * @param progressListener Progress listener
      * @param progressRequestListener Progress request listener
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
      */
-    public com.squareup.okhttp.Call updatePetCall(Pet pet, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
-        Object localVarPostBody = pet;
+    public com.squareup.okhttp.Call updatePetCall(Pet body, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
+        Object localVarPostBody = body;
 
         // create path and map variables
         String localVarPath = "/pet";
@@ -729,15 +729,15 @@ public class PetApi {
     }
 
     @SuppressWarnings("rawtypes")
-    private com.squareup.okhttp.Call updatePetValidateBeforeCall(Pet pet, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
+    private com.squareup.okhttp.Call updatePetValidateBeforeCall(Pet body, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
         
-        // verify the required parameter 'pet' is set
-        if (pet == null) {
-            throw new ApiException("Missing the required parameter 'pet' when calling updatePet(Async)");
+        // verify the required parameter 'body' is set
+        if (body == null) {
+            throw new ApiException("Missing the required parameter 'body' when calling updatePet(Async)");
         }
         
 
-        com.squareup.okhttp.Call call = updatePetCall(pet, progressListener, progressRequestListener);
+        com.squareup.okhttp.Call call = updatePetCall(body, progressListener, progressRequestListener);
         return call;
 
     }
@@ -745,34 +745,34 @@ public class PetApi {
     /**
      * Update an existing pet
      * 
-     * @param pet Pet object that needs to be added to the store (required)
+     * @param body Pet object that needs to be added to the store (required)
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
      */
-    public void updatePet(Pet pet) throws ApiException {
-        updatePetWithHttpInfo(pet);
+    public void updatePet(Pet body) throws ApiException {
+        updatePetWithHttpInfo(body);
     }
 
     /**
      * Update an existing pet
      * 
-     * @param pet Pet object that needs to be added to the store (required)
+     * @param body Pet object that needs to be added to the store (required)
      * @return ApiResponse&lt;Void&gt;
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
      */
-    public ApiResponse<Void> updatePetWithHttpInfo(Pet pet) throws ApiException {
-        com.squareup.okhttp.Call call = updatePetValidateBeforeCall(pet, null, null);
+    public ApiResponse<Void> updatePetWithHttpInfo(Pet body) throws ApiException {
+        com.squareup.okhttp.Call call = updatePetValidateBeforeCall(body, null, null);
         return apiClient.execute(call);
     }
 
     /**
      * Update an existing pet (asynchronously)
      * 
-     * @param pet Pet object that needs to be added to the store (required)
+     * @param body Pet object that needs to be added to the store (required)
      * @param callback The callback to be executed when the API call finishes
      * @return The request call
      * @throws ApiException If fail to process the API call, e.g. serializing the request body object
      */
-    public com.squareup.okhttp.Call updatePetAsync(Pet pet, final ApiCallback<Void> callback) throws ApiException {
+    public com.squareup.okhttp.Call updatePetAsync(Pet body, final ApiCallback<Void> callback) throws ApiException {
 
         ProgressResponseBody.ProgressListener progressListener = null;
         ProgressRequestBody.ProgressRequestListener progressRequestListener = null;
@@ -793,7 +793,7 @@ public class PetApi {
             };
         }
 
-        com.squareup.okhttp.Call call = updatePetValidateBeforeCall(pet, progressListener, progressRequestListener);
+        com.squareup.okhttp.Call call = updatePetValidateBeforeCall(body, progressListener, progressRequestListener);
         apiClient.executeAsync(call, callback);
         return call;
     }

samples/client/petstore/java/okhttp-gson/src/main/java/org/openapitools/client/api/StoreApi.java

@@ -408,14 +408,14 @@ public class StoreApi {
     }
     /**
      * Build call for placeOrder
-     * @param order order placed for purchasing the pet (required)
+     * @param body order placed for purchasing the pet (required)
      * @param progressListener Progress listener
      * @param progressRequestListener Progress request listener
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
      */
-    public com.squareup.okhttp.Call placeOrderCall(Order order, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
-        Object localVarPostBody = order;
+    public com.squareup.okhttp.Call placeOrderCall(Order body, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
+        Object localVarPostBody = body;
 
         // create path and map variables
         String localVarPath = "/store/order";
@@ -455,15 +455,15 @@ public class StoreApi {
     }
 
     @SuppressWarnings("rawtypes")
-    private com.squareup.okhttp.Call placeOrderValidateBeforeCall(Order order, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
+    private com.squareup.okhttp.Call placeOrderValidateBeforeCall(Order body, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
         
-        // verify the required parameter 'order' is set
-        if (order == null) {
-            throw new ApiException("Missing the required parameter 'order' when calling placeOrder(Async)");
+        // verify the required parameter 'body' is set
+        if (body == null) {
+            throw new ApiException("Missing the required parameter 'body' when calling placeOrder(Async)");
         }
         
 
-        com.squareup.okhttp.Call call = placeOrderCall(order, progressListener, progressRequestListener);
+        com.squareup.okhttp.Call call = placeOrderCall(body, progressListener, progressRequestListener);
         return call;
 
     }
@@ -471,24 +471,24 @@ public class StoreApi {
     /**
      * Place an order for a pet
      * 
-     * @param order order placed for purchasing the pet (required)
+     * @param body order placed for purchasing the pet (required)
      * @return Order
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
      */
-    public Order placeOrder(Order order) throws ApiException {
-        ApiResponse<Order> resp = placeOrderWithHttpInfo(order);
+    public Order placeOrder(Order body) throws ApiException {
+        ApiResponse<Order> resp = placeOrderWithHttpInfo(body);
         return resp.getData();
     }
 
     /**
      * Place an order for a pet
      * 
-     * @param order order placed for purchasing the pet (required)
+     * @param body order placed for purchasing the pet (required)
      * @return ApiResponse&lt;Order&gt;
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
      */
-    public ApiResponse<Order> placeOrderWithHttpInfo(Order order) throws ApiException {
-        com.squareup.okhttp.Call call = placeOrderValidateBeforeCall(order, null, null);
+    public ApiResponse<Order> placeOrderWithHttpInfo(Order body) throws ApiException {
+        com.squareup.okhttp.Call call = placeOrderValidateBeforeCall(body, null, null);
         Type localVarReturnType = new TypeToken<Order>(){}.getType();
         return apiClient.execute(call, localVarReturnType);
     }
@@ -496,12 +496,12 @@ public class StoreApi {
     /**
      * Place an order for a pet (asynchronously)
      * 
-     * @param order order placed for purchasing the pet (required)
+     * @param body order placed for purchasing the pet (required)
      * @param callback The callback to be executed when the API call finishes
      * @return The request call
      * @throws ApiException If fail to process the API call, e.g. serializing the request body object
      */
-    public com.squareup.okhttp.Call placeOrderAsync(Order order, final ApiCallback<Order> callback) throws ApiException {
+    public com.squareup.okhttp.Call placeOrderAsync(Order body, final ApiCallback<Order> callback) throws ApiException {
 
         ProgressResponseBody.ProgressListener progressListener = null;
         ProgressRequestBody.ProgressRequestListener progressRequestListener = null;
@@ -522,7 +522,7 @@ public class StoreApi {
             };
         }
 
-        com.squareup.okhttp.Call call = placeOrderValidateBeforeCall(order, progressListener, progressRequestListener);
+        com.squareup.okhttp.Call call = placeOrderValidateBeforeCall(body, progressListener, progressRequestListener);
         Type localVarReturnType = new TypeToken<Order>(){}.getType();
         apiClient.executeAsync(call, localVarReturnType, callback);
         return call;

samples/client/petstore/java/okhttp-gson/src/main/java/org/openapitools/client/api/UserApi.java

@@ -56,14 +56,14 @@ public class UserApi {
 
     /**
      * Build call for createUser
-     * @param user Created user object (required)
+     * @param body Created user object (required)
      * @param progressListener Progress listener
      * @param progressRequestListener Progress request listener
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
      */
-    public com.squareup.okhttp.Call createUserCall(User user, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
-        Object localVarPostBody = user;
+    public com.squareup.okhttp.Call createUserCall(User body, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
+        Object localVarPostBody = body;
 
         // create path and map variables
         String localVarPath = "/user";
@@ -103,15 +103,15 @@ public class UserApi {
     }
 
     @SuppressWarnings("rawtypes")
-    private com.squareup.okhttp.Call createUserValidateBeforeCall(User user, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
+    private com.squareup.okhttp.Call createUserValidateBeforeCall(User body, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
         
-        // verify the required parameter 'user' is set
-        if (user == null) {
-            throw new ApiException("Missing the required parameter 'user' when calling createUser(Async)");
+        // verify the required parameter 'body' is set
+        if (body == null) {
+            throw new ApiException("Missing the required parameter 'body' when calling createUser(Async)");
         }
         
 
-        com.squareup.okhttp.Call call = createUserCall(user, progressListener, progressRequestListener);
+        com.squareup.okhttp.Call call = createUserCall(body, progressListener, progressRequestListener);
         return call;
 
     }
@@ -119,34 +119,34 @@ public class UserApi {
     /**
      * Create user
      * This can only be done by the logged in user.
-     * @param user Created user object (required)
+     * @param body Created user object (required)
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
      */
-    public void createUser(User user) throws ApiException {
-        createUserWithHttpInfo(user);
+    public void createUser(User body) throws ApiException {
+        createUserWithHttpInfo(body);
     }
 
     /**
      * Create user
      * This can only be done by the logged in user.
-     * @param user Created user object (required)
+     * @param body Created user object (required)
      * @return ApiResponse<Void>
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
      */
-    public ApiResponse<Void> createUserWithHttpInfo(User user) throws ApiException {
-        com.squareup.okhttp.Call call = createUserValidateBeforeCall(user, null, null);
+    public ApiResponse<Void> createUserWithHttpInfo(User body) throws ApiException {
+        com.squareup.okhttp.Call call = createUserValidateBeforeCall(body, null, null);
         return apiClient.execute(call);
     }
 
     /**
      * Create user (asynchronously)
      * This can only be done by the logged in user.
-     * @param user Created user object (required)
+     * @param body Created user object (required)
      * @param callback The callback to be executed when the API call finishes
      * @return The request call
      * @throws ApiException If fail to process the API call, e.g. serializing the request body object
      */
-    public com.squareup.okhttp.Call createUserAsync(User user, final ApiCallback<Void> callback) throws ApiException {
+    public com.squareup.okhttp.Call createUserAsync(User body, final ApiCallback<Void> callback) throws ApiException {
 
         ProgressResponseBody.ProgressListener progressListener = null;
         ProgressRequestBody.ProgressRequestListener progressRequestListener = null;
@@ -167,20 +167,20 @@ public class UserApi {
             };
         }
 
-        com.squareup.okhttp.Call call = createUserValidateBeforeCall(user, progressListener, progressRequestListener);
+        com.squareup.okhttp.Call call = createUserValidateBeforeCall(body, progressListener, progressRequestListener);
         apiClient.executeAsync(call, callback);
         return call;
     }
     /**
      * Build call for createUsersWithArrayInput
-     * @param user List of user object (required)
+     * @param body List of user object (required)
      * @param progressListener Progress listener
      * @param progressRequestListener Progress request listener
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
      */
-    public com.squareup.okhttp.Call createUsersWithArrayInputCall(List<User> user, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
-        Object localVarPostBody = user;
+    public com.squareup.okhttp.Call createUsersWithArrayInputCall(List<User> body, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
+        Object localVarPostBody = body;
 
         // create path and map variables
         String localVarPath = "/user/createWithArray";
@@ -220,15 +220,15 @@ public class UserApi {
     }
 
     @SuppressWarnings("rawtypes")
-    private com.squareup.okhttp.Call createUsersWithArrayInputValidateBeforeCall(List<User> user, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
+    private com.squareup.okhttp.Call createUsersWithArrayInputValidateBeforeCall(List<User> body, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
         
-        // verify the required parameter 'user' is set
-        if (user == null) {
-            throw new ApiException("Missing the required parameter 'user' when calling createUsersWithArrayInput(Async)");
+        // verify the required parameter 'body' is set
+        if (body == null) {
+            throw new ApiException("Missing the required parameter 'body' when calling createUsersWithArrayInput(Async)");
         }
         
 
-        com.squareup.okhttp.Call call = createUsersWithArrayInputCall(user, progressListener, progressRequestListener);
+        com.squareup.okhttp.Call call = createUsersWithArrayInputCall(body, progressListener, progressRequestListener);
         return call;
 
     }
@@ -236,34 +236,34 @@ public class UserApi {
     /**
      * Creates list of users with given input array
      * 
-     * @param user List of user object (required)
+     * @param body List of user object (required)
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
      */
-    public void createUsersWithArrayInput(List<User> user) throws ApiException {
-        createUsersWithArrayInputWithHttpInfo(user);
+    public void createUsersWithArrayInput(List<User> body) throws ApiException {
+        createUsersWithArrayInputWithHttpInfo(body);
     }
 
     /**
      * Creates list of users with given input array
      * 
-     * @param user List of user object (required)
+     * @param body List of user object (required)
      * @return ApiResponse&lt;Void&gt;
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
      */
-    public ApiResponse<Void> createUsersWithArrayInputWithHttpInfo(List<User> user) throws ApiException {
-        com.squareup.okhttp.Call call = createUsersWithArrayInputValidateBeforeCall(user, null, null);
+    public ApiResponse<Void> createUsersWithArrayInputWithHttpInfo(List<User> body) throws ApiException {
+        com.squareup.okhttp.Call call = createUsersWithArrayInputValidateBeforeCall(body, null, null);
         return apiClient.execute(call);
     }
 
     /**
      * Creates list of users with given input array (asynchronously)
      * 
-     * @param user List of user object (required)
+     * @param body List of user object (required)
      * @param callback The callback to be executed when the API call finishes
      * @return The request call
      * @throws ApiException If fail to process the API call, e.g. serializing the request body object
      */
-    public com.squareup.okhttp.Call createUsersWithArrayInputAsync(List<User> user, final ApiCallback<Void> callback) throws ApiException {
+    public com.squareup.okhttp.Call createUsersWithArrayInputAsync(List<User> body, final ApiCallback<Void> callback) throws ApiException {
 
         ProgressResponseBody.ProgressListener progressListener = null;
         ProgressRequestBody.ProgressRequestListener progressRequestListener = null;
@@ -284,20 +284,20 @@ public class UserApi {
             };
         }
 
-        com.squareup.okhttp.Call call = createUsersWithArrayInputValidateBeforeCall(user, progressListener, progressRequestListener);
+        com.squareup.okhttp.Call call = createUsersWithArrayInputValidateBeforeCall(body, progressListener, progressRequestListener);
         apiClient.executeAsync(call, callback);
         return call;
     }
     /**
      * Build call for createUsersWithListInput
-     * @param user List of user object (required)
+     * @param body List of user object (required)
      * @param progressListener Progress listener
      * @param progressRequestListener Progress request listener
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
      */
-    public com.squareup.okhttp.Call createUsersWithListInputCall(List<User> user, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
-        Object localVarPostBody = user;
+    public com.squareup.okhttp.Call createUsersWithListInputCall(List<User> body, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
+        Object localVarPostBody = body;
 
         // create path and map variables
         String localVarPath = "/user/createWithList";
@@ -337,15 +337,15 @@ public class UserApi {
     }
 
     @SuppressWarnings("rawtypes")
-    private com.squareup.okhttp.Call createUsersWithListInputValidateBeforeCall(List<User> user, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
+    private com.squareup.okhttp.Call createUsersWithListInputValidateBeforeCall(List<User> body, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
         
-        // verify the required parameter 'user' is set
-        if (user == null) {
-            throw new ApiException("Missing the required parameter 'user' when calling createUsersWithListInput(Async)");
+        // verify the required parameter 'body' is set
+        if (body == null) {
+            throw new ApiException("Missing the required parameter 'body' when calling createUsersWithListInput(Async)");
         }
         
 
-        com.squareup.okhttp.Call call = createUsersWithListInputCall(user, progressListener, progressRequestListener);
+        com.squareup.okhttp.Call call = createUsersWithListInputCall(body, progressListener, progressRequestListener);
         return call;
 
     }
@@ -353,34 +353,34 @@ public class UserApi {
     /**
      * Creates list of users with given input array
      * 
-     * @param user List of user object (required)
+     * @param body List of user object (required)
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
      */
-    public void createUsersWithListInput(List<User> user) throws ApiException {
-        createUsersWithListInputWithHttpInfo(user);
+    public void createUsersWithListInput(List<User> body) throws ApiException {
+        createUsersWithListInputWithHttpInfo(body);
     }
 
     /**
      * Creates list of users with given input array
      * 
-     * @param user List of user object (required)
+     * @param body List of user object (required)
      * @return ApiResponse&lt;Void&gt;
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
      */
-    public ApiResponse<Void> createUsersWithListInputWithHttpInfo(List<User> user) throws ApiException {
-        com.squareup.okhttp.Call call = createUsersWithListInputValidateBeforeCall(user, null, null);
+    public ApiResponse<Void> createUsersWithListInputWithHttpInfo(List<User> body) throws ApiException {
+        com.squareup.okhttp.Call call = createUsersWithListInputValidateBeforeCall(body, null, null);
         return apiClient.execute(call);
     }
 
     /**
      * Creates list of users with given input array (asynchronously)
      * 
-     * @param user List of user object (required)
+     * @param body List of user object (required)
      * @param callback The callback to be executed when the API call finishes
      * @return The request call
      * @throws ApiException If fail to process the API call, e.g. serializing the request body object
      */
-    public com.squareup.okhttp.Call createUsersWithListInputAsync(List<User> user, final ApiCallback<Void> callback) throws ApiException {
+    public com.squareup.okhttp.Call createUsersWithListInputAsync(List<User> body, final ApiCallback<Void> callback) throws ApiException {
 
         ProgressResponseBody.ProgressListener progressListener = null;
         ProgressRequestBody.ProgressRequestListener progressRequestListener = null;
@@ -401,7 +401,7 @@ public class UserApi {
             };
         }
 
-        com.squareup.okhttp.Call call = createUsersWithListInputValidateBeforeCall(user, progressListener, progressRequestListener);
+        com.squareup.okhttp.Call call = createUsersWithListInputValidateBeforeCall(body, progressListener, progressRequestListener);
         apiClient.executeAsync(call, callback);
         return call;
     }
@@ -894,14 +894,14 @@ public class UserApi {
     /**
      * Build call for updateUser
      * @param username name that need to be deleted (required)
-     * @param user Updated user object (required)
+     * @param body Updated user object (required)
      * @param progressListener Progress listener
      * @param progressRequestListener Progress request listener
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
      */
-    public com.squareup.okhttp.Call updateUserCall(String username, User user, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
-        Object localVarPostBody = user;
+    public com.squareup.okhttp.Call updateUserCall(String username, User body, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
+        Object localVarPostBody = body;
 
         // create path and map variables
         String localVarPath = "/user/{username}"
@@ -942,20 +942,20 @@ public class UserApi {
     }
 
     @SuppressWarnings("rawtypes")
-    private com.squareup.okhttp.Call updateUserValidateBeforeCall(String username, User user, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
+    private com.squareup.okhttp.Call updateUserValidateBeforeCall(String username, User body, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener) throws ApiException {
         
         // verify the required parameter 'username' is set
         if (username == null) {
             throw new ApiException("Missing the required parameter 'username' when calling updateUser(Async)");
         }
         
-        // verify the required parameter 'user' is set
-        if (user == null) {
-            throw new ApiException("Missing the required parameter 'user' when calling updateUser(Async)");
+        // verify the required parameter 'body' is set
+        if (body == null) {
+            throw new ApiException("Missing the required parameter 'body' when calling updateUser(Async)");
         }
         
 
-        com.squareup.okhttp.Call call = updateUserCall(username, user, progressListener, progressRequestListener);
+        com.squareup.okhttp.Call call = updateUserCall(username, body, progressListener, progressRequestListener);
         return call;
 
     }
@@ -964,23 +964,23 @@ public class UserApi {
      * Updated user
      * This can only be done by the logged in user.
      * @param username name that need to be deleted (required)
-     * @param user Updated user object (required)
+     * @param body Updated user object (required)
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
      */
-    public void updateUser(String username, User user) throws ApiException {
-        updateUserWithHttpInfo(username, user);
+    public void updateUser(String username, User body) throws ApiException {
+        updateUserWithHttpInfo(username, body);
     }
 
     /**
      * Updated user
      * This can only be done by the logged in user.
      * @param username name that need to be deleted (required)
-     * @param user Updated user object (required)
+     * @param body Updated user object (required)
      * @return ApiResponse&lt;Void&gt;
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
      */
-    public ApiResponse<Void> updateUserWithHttpInfo(String username, User user) throws ApiException {
-        com.squareup.okhttp.Call call = updateUserValidateBeforeCall(username, user, null, null);
+    public ApiResponse<Void> updateUserWithHttpInfo(String username, User body) throws ApiException {
+        com.squareup.okhttp.Call call = updateUserValidateBeforeCall(username, body, null, null);
         return apiClient.execute(call);
     }
 
@@ -988,12 +988,12 @@ public class UserApi {
      * Updated user (asynchronously)
      * This can only be done by the logged in user.
      * @param username name that need to be deleted (required)
-     * @param user Updated user object (required)
+     * @param body Updated user object (required)
      * @param callback The callback to be executed when the API call finishes
      * @return The request call
      * @throws ApiException If fail to process the API call, e.g. serializing the request body object
      */
-    public com.squareup.okhttp.Call updateUserAsync(String username, User user, final ApiCallback<Void> callback) throws ApiException {
+    public com.squareup.okhttp.Call updateUserAsync(String username, User body, final ApiCallback<Void> callback) throws ApiException {
 
         ProgressResponseBody.ProgressListener progressListener = null;
         ProgressRequestBody.ProgressRequestListener progressRequestListener = null;
@@ -1014,7 +1014,7 @@ public class UserApi {
             };
         }
 
-        com.squareup.okhttp.Call call = updateUserValidateBeforeCall(username, user, progressListener, progressRequestListener);
+        com.squareup.okhttp.Call call = updateUserValidateBeforeCall(username, body, progressListener, progressRequestListener);
         apiClient.executeAsync(call, callback);
         return call;
     }

samples/client/petstore/java/rest-assured/docs/AnotherFakeApi.md

@@ -9,7 +9,7 @@ Method | HTTP request | Description
 
 <a name="call123testSpecialTags"></a>
 # **call123testSpecialTags**
-> Client call123testSpecialTags(client)
+> Client call123testSpecialTags(body)
 
 To test special tags
 
@@ -27,14 +27,14 @@ AnotherFakeApi api = ApiClient.api(ApiClient.Config.apiConfig().withReqSpecSuppl
                         .setBaseUri("http://petstore.swagger.io:80/v2"))).anotherFake();
 
 api.call123testSpecialTags()
-    .body(client).execute(r -> r.prettyPeek());
+    .body(body).execute(r -> r.prettyPeek());
 ```
 
 ### Parameters
 
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
- **client** | [**Client**](Client.md)| client model |
+ **body** | [**Client**](Client.md)| client model |
 
 ### Return type
 

samples/client/petstore/java/rest-assured/docs/FakeApi.md

@@ -61,7 +61,7 @@ No authorization required
 
 <a name="fakeOuterCompositeSerialize"></a>
 # **fakeOuterCompositeSerialize**
-> OuterComposite fakeOuterCompositeSerialize(outerComposite)
+> OuterComposite fakeOuterCompositeSerialize(body)
 
 
 
@@ -85,7 +85,7 @@ api.fakeOuterCompositeSerialize().execute(r -> r.prettyPeek());
 
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
- **outerComposite** | [**OuterComposite**](OuterComposite.md)| Input composite as post body | [optional]
+ **body** | [**OuterComposite**](OuterComposite.md)| Input composite as post body | [optional]
 
 ### Return type
 
@@ -184,7 +184,7 @@ No authorization required
 
 <a name="testBodyWithFileSchema"></a>
 # **testBodyWithFileSchema**
-> testBodyWithFileSchema(fileSchemaTestClass)
+> testBodyWithFileSchema(body)
 
 
 
@@ -202,14 +202,14 @@ FakeApi api = ApiClient.api(ApiClient.Config.apiConfig().withReqSpecSupplier(
                         .setBaseUri("http://petstore.swagger.io:80/v2"))).fake();
 
 api.testBodyWithFileSchema()
-    .body(fileSchemaTestClass).execute(r -> r.prettyPeek());
+    .body(body).execute(r -> r.prettyPeek());
 ```
 
 ### Parameters
 
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
- **fileSchemaTestClass** | [**FileSchemaTestClass**](FileSchemaTestClass.md)|  |
+ **body** | [**FileSchemaTestClass**](FileSchemaTestClass.md)|  |
 
 ### Return type
 
@@ -226,7 +226,7 @@ No authorization required
 
 <a name="testBodyWithQueryParams"></a>
 # **testBodyWithQueryParams**
-> testBodyWithQueryParams(query, user)
+> testBodyWithQueryParams(query, body)
 
 
 
@@ -243,7 +243,7 @@ FakeApi api = ApiClient.api(ApiClient.Config.apiConfig().withReqSpecSupplier(
 
 api.testBodyWithQueryParams()
     .queryQuery(query)
-    .body(user).execute(r -> r.prettyPeek());
+    .body(body).execute(r -> r.prettyPeek());
 ```
 
 ### Parameters
@@ -251,7 +251,7 @@ api.testBodyWithQueryParams()
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
  **query** | **String**|  |
- **user** | [**User**](User.md)|  |
+ **body** | [**User**](User.md)|  |
 
 ### Return type
 
@@ -268,7 +268,7 @@ No authorization required
 
 <a name="testClientModel"></a>
 # **testClientModel**
-> Client testClientModel(client)
+> Client testClientModel(body)
 
 To test \&quot;client\&quot; model
 
@@ -286,14 +286,14 @@ FakeApi api = ApiClient.api(ApiClient.Config.apiConfig().withReqSpecSupplier(
                         .setBaseUri("http://petstore.swagger.io:80/v2"))).fake();
 
 api.testClientModel()
-    .body(client).execute(r -> r.prettyPeek());
+    .body(body).execute(r -> r.prettyPeek());
 ```
 
 ### Parameters
 
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
- **client** | [**Client**](Client.md)| client model |
+ **body** | [**Client**](Client.md)| client model |
 
 ### Return type
 
@@ -465,7 +465,7 @@ No authorization required
 
 <a name="testInlineAdditionalProperties"></a>
 # **testInlineAdditionalProperties**
-> testInlineAdditionalProperties(requestBody)
+> testInlineAdditionalProperties(param)
 
 test inline additionalProperties
 
@@ -481,14 +481,14 @@ FakeApi api = ApiClient.api(ApiClient.Config.apiConfig().withReqSpecSupplier(
                         .setBaseUri("http://petstore.swagger.io:80/v2"))).fake();
 
 api.testInlineAdditionalProperties()
-    .body(requestBody).execute(r -> r.prettyPeek());
+    .body(param).execute(r -> r.prettyPeek());
 ```
 
 ### Parameters
 
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
- **requestBody** | [**Map&lt;String, String&gt;**](String.md)| request body |
+ **param** | [**Map&lt;String, String&gt;**](String.md)| request body |
 
 ### Return type
 

samples/client/petstore/java/rest-assured/docs/FakeClassnameTags123Api.md

@@ -9,7 +9,7 @@ Method | HTTP request | Description
 
 <a name="testClassname"></a>
 # **testClassname**
-> Client testClassname(client)
+> Client testClassname(body)
 
 To test class name in snake case
 
@@ -27,14 +27,14 @@ FakeClassnameTags123Api api = ApiClient.api(ApiClient.Config.apiConfig().withReq
                         .setBaseUri("http://petstore.swagger.io:80/v2"))).fakeClassnameTags123();
 
 api.testClassname()
-    .body(client).execute(r -> r.prettyPeek());
+    .body(body).execute(r -> r.prettyPeek());
 ```
 
 ### Parameters
 
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
- **client** | [**Client**](Client.md)| client model |
+ **body** | [**Client**](Client.md)| client model |
 
 ### Return type
 

samples/client/petstore/java/rest-assured/docs/PetApi.md

@@ -17,7 +17,7 @@ Method | HTTP request | Description
 
 <a name="addPet"></a>
 # **addPet**
-> addPet(pet)
+> addPet(body)
 
 Add a new pet to the store
 
@@ -33,14 +33,14 @@ PetApi api = ApiClient.api(ApiClient.Config.apiConfig().withReqSpecSupplier(
                         .setBaseUri("http://petstore.swagger.io:80/v2"))).pet();
 
 api.addPet()
-    .body(pet).execute(r -> r.prettyPeek());
+    .body(body).execute(r -> r.prettyPeek());
 ```
 
 ### Parameters
 
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
- **pet** | [**Pet**](Pet.md)| Pet object that needs to be added to the store |
+ **body** | [**Pet**](Pet.md)| Pet object that needs to be added to the store |
 
 ### Return type
 
@@ -224,7 +224,7 @@ Name | Type | Description  | Notes
 
 <a name="updatePet"></a>
 # **updatePet**
-> updatePet(pet)
+> updatePet(body)
 
 Update an existing pet
 
@@ -240,14 +240,14 @@ PetApi api = ApiClient.api(ApiClient.Config.apiConfig().withReqSpecSupplier(
                         .setBaseUri("http://petstore.swagger.io:80/v2"))).pet();
 
 api.updatePet()
-    .body(pet).execute(r -> r.prettyPeek());
+    .body(body).execute(r -> r.prettyPeek());
 ```
 
 ### Parameters
 
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
- **pet** | [**Pet**](Pet.md)| Pet object that needs to be added to the store |
+ **body** | [**Pet**](Pet.md)| Pet object that needs to be added to the store |
 
 ### Return type