diff --git a/modules/openapi-generator/src/main/resources/Java/libraries/okhttp-gson/api.mustache b/modules/openapi-generator/src/main/resources/Java/libraries/okhttp-gson/api.mustache
index 3705e654e09..32b1e3fcf04 100644
--- a/modules/openapi-generator/src/main/resources/Java/libraries/okhttp-gson/api.mustache
+++ b/modules/openapi-generator/src/main/resources/Java/libraries/okhttp-gson/api.mustache
@@ -69,6 +69,15 @@ public class {{classname}} {
      * @param _callback Callback for upload/download progress
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
+     {{#responses.0}}
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        {{#responses}}
+        <tr><td> {{code}} </td><td> {{message}} </td><td> {{#headers}} * {{baseName}} - {{description}} <br> {{/headers}}{{^headers.0}} - {{/headers.0}} </td></tr>
+        {{/responses}}
+     </table>
+     {{/responses.0}}
      {{#isDeprecated}}
      * @deprecated
      {{/isDeprecated}}
@@ -179,6 +188,15 @@ public class {{classname}} {
      * @param {{paramName}} {{description}}{{#required}} (required){{/required}}{{^required}} (optional{{^isContainer}}{{#defaultValue}}, default to {{.}}{{/defaultValue}}{{/isContainer}}){{/required}}{{/allParams}}{{#returnType}}
      * @return {{returnType}}{{/returnType}}
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
+     {{#responses.0}}
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        {{#responses}}
+        <tr><td> {{code}} </td><td> {{message}} </td><td> {{#headers}} * {{baseName}} - {{description}} <br> {{/headers}}{{^headers.0}} - {{/headers.0}} </td></tr>
+        {{/responses}}
+     </table>
+     {{/responses.0}}
      {{#isDeprecated}}
      * @deprecated
      {{/isDeprecated}}
@@ -202,6 +220,15 @@ public class {{classname}} {
      * @param {{paramName}} {{description}}{{#required}} (required){{/required}}{{^required}} (optional{{^isContainer}}{{#defaultValue}}, default to {{.}}{{/defaultValue}}{{/isContainer}}){{/required}}{{/allParams}}
      * @return ApiResponse&lt;{{#returnType}}{{returnType}}{{/returnType}}{{^returnType}}Void{{/returnType}}&gt;
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
+     {{#responses.0}}
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        {{#responses}}
+        <tr><td> {{code}} </td><td> {{message}} </td><td> {{#headers}} * {{baseName}} - {{description}} <br> {{/headers}}{{^headers.0}} - {{/headers.0}} </td></tr>
+        {{/responses}}
+     </table>
+     {{/responses.0}}
      {{#isDeprecated}}
      * @deprecated
      {{/isDeprecated}}
@@ -226,6 +253,15 @@ public class {{classname}} {
      * @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
+     {{#responses.0}}
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        {{#responses}}
+        <tr><td> {{code}} </td><td> {{message}} </td><td> {{#headers}} * {{baseName}} - {{description}} <br> {{/headers}}{{^headers.0}} - {{/headers.0}} </td></tr>
+        {{/responses}}
+     </table>
+     {{/responses.0}}
      {{#isDeprecated}}
      * @deprecated
      {{/isDeprecated}}
@@ -277,6 +313,15 @@ public class {{classname}} {
          * @param _callback ApiCallback API callback
          * @return Call to execute
          * @throws ApiException If fail to serialize the request body object
+         {{#responses.0}}
+         * @http.response.details
+         <table summary="Response Details" border="1">
+            <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+            {{#responses}}
+            <tr><td> {{code}} </td><td> {{message}} </td><td> {{#headers}} * {{baseName}} - {{description}} <br> {{/headers}}{{^headers.0}} - {{/headers.0}} </td></tr>
+            {{/responses}}
+         </table>
+         {{/responses.0}}
          {{#isDeprecated}}
          * @deprecated
          {{/isDeprecated}}
@@ -292,6 +337,15 @@ public class {{classname}} {
          * Execute {{operationId}} request{{#returnType}}
          * @return {{returnType}}{{/returnType}}
          * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
+         {{#responses.0}}
+         * @http.response.details
+         <table summary="Response Details" border="1">
+            <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+            {{#responses}}
+            <tr><td> {{code}} </td><td> {{message}} </td><td> {{#headers}} * {{baseName}} - {{description}} <br> {{/headers}}{{^headers.0}} - {{/headers.0}} </td></tr>
+            {{/responses}}
+         </table>
+         {{/responses.0}}
          {{#isDeprecated}}
          * @deprecated
          {{/isDeprecated}}
@@ -308,6 +362,15 @@ public class {{classname}} {
          * Execute {{operationId}} request with HTTP info returned
          * @return ApiResponse&lt;{{#returnType}}{{returnType}}{{/returnType}}{{^returnType}}Void{{/returnType}}&gt;
          * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
+         {{#responses.0}}
+         * @http.response.details
+         <table summary="Response Details" border="1">
+            <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+            {{#responses}}
+            <tr><td> {{code}} </td><td> {{message}} </td><td> {{#headers}} * {{baseName}} - {{description}} <br> {{/headers}}{{^headers.0}} - {{/headers.0}} </td></tr>
+            {{/responses}}
+         </table>
+         {{/responses.0}}
          {{#isDeprecated}}
          * @deprecated
          {{/isDeprecated}}
@@ -324,6 +387,15 @@ public class {{classname}} {
          * @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
+         {{#responses.0}}
+         * @http.response.details
+         <table summary="Response Details" border="1">
+            <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+            {{#responses}}
+            <tr><td> {{code}} </td><td> {{message}} </td><td> {{#headers}} * {{baseName}} - {{description}} <br> {{/headers}}{{^headers.0}} - {{/headers.0}} </td></tr>
+            {{/responses}}
+         </table>
+         {{/responses.0}}
          {{#isDeprecated}}
          * @deprecated
          {{/isDeprecated}}
@@ -341,6 +413,15 @@ public class {{classname}} {
      * {{notes}}{{#requiredParams}}
      * @param {{paramName}} {{description}} (required){{/requiredParams}}
      * @return API{{operationId}}Request
+     {{#responses.0}}
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        {{#responses}}
+        <tr><td> {{code}} </td><td> {{message}} </td><td> {{#headers}} * {{baseName}} - {{description}} <br> {{/headers}}{{^headers.0}} - {{/headers.0}} </td></tr>
+        {{/responses}}
+     </table>
+     {{/responses.0}}
      {{#isDeprecated}}
      * @deprecated
      {{/isDeprecated}}
diff --git a/modules/openapi-generator/src/main/resources/Java/libraries/okhttp-gson/api_doc.mustache b/modules/openapi-generator/src/main/resources/Java/libraries/okhttp-gson/api_doc.mustache
index 1292eb3aa84..7c798325d39 100644
--- a/modules/openapi-generator/src/main/resources/Java/libraries/okhttp-gson/api_doc.mustache
+++ b/modules/openapi-generator/src/main/resources/Java/libraries/okhttp-gson/api_doc.mustache
@@ -81,5 +81,14 @@ Name | Type | Description  | Notes
  - **Content-Type**: {{#consumes}}{{{mediaType}}}{{#hasMore}}, {{/hasMore}}{{/consumes}}{{^consumes}}Not defined{{/consumes}}
  - **Accept**: {{#produces}}{{{mediaType}}}{{#hasMore}}, {{/hasMore}}{{/produces}}{{^produces}}Not defined{{/produces}}
 
+{{#responses.0}}
+### HTTP response details
+| Status code | Description | Response headers |
+|-------------|-------------|------------------|
+{{#responses}}
+**{{code}}** | {{message}} | {{#headers}} * {{baseName}} - {{description}} <br> {{/headers}}{{^headers.0}} - {{/headers.0}} |
+{{/responses}}
+{{/responses.0}}
+
 {{/operation}}
 {{/operations}}
diff --git a/modules/openapi-generator/src/main/resources/Java/libraries/okhttp-gson/pom.mustache b/modules/openapi-generator/src/main/resources/Java/libraries/okhttp-gson/pom.mustache
index 5ef1fc2bf9b..eac0a4e1ba2 100644
--- a/modules/openapi-generator/src/main/resources/Java/libraries/okhttp-gson/pom.mustache
+++ b/modules/openapi-generator/src/main/resources/Java/libraries/okhttp-gson/pom.mustache
@@ -149,6 +149,15 @@
                         <goals>
                             <goal>jar</goal>
                         </goals>
+                        <configuration>
+                            <tags>
+                                <tag>
+                                    <name>http.response.details</name>
+                                    <placement>a</placement>
+                                    <head>Http Response Details:</head>
+                                </tag>
+                 	        </tags>
+                        </configuration>
                     </execution>
                 </executions>
             </plugin>
diff --git a/samples/client/petstore/java/okhttp-gson-parcelableModel/docs/AnotherFakeApi.md b/samples/client/petstore/java/okhttp-gson-parcelableModel/docs/AnotherFakeApi.md
index 4a8546e0c16..d03bcac37f5 100644
--- a/samples/client/petstore/java/okhttp-gson-parcelableModel/docs/AnotherFakeApi.md
+++ b/samples/client/petstore/java/okhttp-gson-parcelableModel/docs/AnotherFakeApi.md
@@ -52,3 +52,8 @@ No authorization required
  - **Content-Type**: application/json
  - **Accept**: application/json
 
+### HTTP response details
+| Status code | Description | Response headers |
+|-------------|-------------|------------------|
+**200** | successful operation |  -  |
+
diff --git a/samples/client/petstore/java/okhttp-gson-parcelableModel/docs/FakeApi.md b/samples/client/petstore/java/okhttp-gson-parcelableModel/docs/FakeApi.md
index 6c99239a23b..d81b8065da1 100644
--- a/samples/client/petstore/java/okhttp-gson-parcelableModel/docs/FakeApi.md
+++ b/samples/client/petstore/java/okhttp-gson-parcelableModel/docs/FakeApi.md
@@ -63,6 +63,11 @@ No authorization required
  - **Content-Type**: application/xml, application/xml; charset=utf-8, application/xml; charset=utf-16, text/xml, text/xml; charset=utf-8, text/xml; charset=utf-16
  - **Accept**: Not defined
 
+### HTTP response details
+| Status code | Description | Response headers |
+|-------------|-------------|------------------|
+**200** | successful operation |  -  |
+
 <a name="fakeOuterBooleanSerialize"></a>
 # **fakeOuterBooleanSerialize**
 > Boolean fakeOuterBooleanSerialize(body)
@@ -108,6 +113,11 @@ No authorization required
  - **Content-Type**: Not defined
  - **Accept**: */*
 
+### HTTP response details
+| Status code | Description | Response headers |
+|-------------|-------------|------------------|
+**200** | Output boolean |  -  |
+
 <a name="fakeOuterCompositeSerialize"></a>
 # **fakeOuterCompositeSerialize**
 > OuterComposite fakeOuterCompositeSerialize(body)
@@ -153,6 +163,11 @@ No authorization required
  - **Content-Type**: Not defined
  - **Accept**: */*
 
+### HTTP response details
+| Status code | Description | Response headers |
+|-------------|-------------|------------------|
+**200** | Output composite |  -  |
+
 <a name="fakeOuterNumberSerialize"></a>
 # **fakeOuterNumberSerialize**
 > BigDecimal fakeOuterNumberSerialize(body)
@@ -198,6 +213,11 @@ No authorization required
  - **Content-Type**: Not defined
  - **Accept**: */*
 
+### HTTP response details
+| Status code | Description | Response headers |
+|-------------|-------------|------------------|
+**200** | Output number |  -  |
+
 <a name="fakeOuterStringSerialize"></a>
 # **fakeOuterStringSerialize**
 > String fakeOuterStringSerialize(body)
@@ -243,6 +263,11 @@ No authorization required
  - **Content-Type**: Not defined
  - **Accept**: */*
 
+### HTTP response details
+| Status code | Description | Response headers |
+|-------------|-------------|------------------|
+**200** | Output string |  -  |
+
 <a name="testBodyWithFileSchema"></a>
 # **testBodyWithFileSchema**
 > testBodyWithFileSchema(body)
@@ -287,6 +312,11 @@ No authorization required
  - **Content-Type**: application/json
  - **Accept**: Not defined
 
+### HTTP response details
+| Status code | Description | Response headers |
+|-------------|-------------|------------------|
+**200** | Success |  -  |
+
 <a name="testBodyWithQueryParams"></a>
 # **testBodyWithQueryParams**
 > testBodyWithQueryParams(query, body)
@@ -331,6 +361,11 @@ No authorization required
  - **Content-Type**: application/json
  - **Accept**: Not defined
 
+### HTTP response details
+| Status code | Description | Response headers |
+|-------------|-------------|------------------|
+**200** | Success |  -  |
+
 <a name="testClientModel"></a>
 # **testClientModel**
 > Client testClientModel(body)
@@ -376,6 +411,11 @@ No authorization required
  - **Content-Type**: application/json
  - **Accept**: application/json
 
+### HTTP response details
+| Status code | Description | Response headers |
+|-------------|-------------|------------------|
+**200** | successful operation |  -  |
+
 <a name="testEndpointParameters"></a>
 # **testEndpointParameters**
 > testEndpointParameters(number, _double, patternWithoutDelimiter, _byte, integer, int32, int64, _float, string, binary, date, dateTime, password, paramCallback)
@@ -455,6 +495,12 @@ null (empty response body)
  - **Content-Type**: application/x-www-form-urlencoded
  - **Accept**: Not defined
 
+### HTTP response details
+| Status code | Description | Response headers |
+|-------------|-------------|------------------|
+**400** | Invalid username supplied |  -  |
+**404** | User not found |  -  |
+
 <a name="testEnumParameters"></a>
 # **testEnumParameters**
 > testEnumParameters(enumHeaderStringArray, enumHeaderString, enumQueryStringArray, enumQueryString, enumQueryInteger, enumQueryDouble, enumFormStringArray, enumFormString)
@@ -513,6 +559,12 @@ No authorization required
  - **Content-Type**: application/x-www-form-urlencoded
  - **Accept**: Not defined
 
+### HTTP response details
+| Status code | Description | Response headers |
+|-------------|-------------|------------------|
+**400** | Invalid request |  -  |
+**404** | Not found |  -  |
+
 <a name="testGroupParameters"></a>
 # **testGroupParameters**
 > testGroupParameters(requiredStringGroup, requiredBooleanGroup, requiredInt64Group).stringGroup(stringGroup).booleanGroup(booleanGroup).int64Group(int64Group).execute();
@@ -571,6 +623,11 @@ No authorization required
  - **Content-Type**: Not defined
  - **Accept**: Not defined
 
+### HTTP response details
+| Status code | Description | Response headers |
+|-------------|-------------|------------------|
+**400** | Someting wrong |  -  |
+
 <a name="testInlineAdditionalProperties"></a>
 # **testInlineAdditionalProperties**
 > testInlineAdditionalProperties(param)
@@ -613,6 +670,11 @@ No authorization required
  - **Content-Type**: application/json
  - **Accept**: Not defined
 
+### HTTP response details
+| Status code | Description | Response headers |
+|-------------|-------------|------------------|
+**200** | successful operation |  -  |
+
 <a name="testJsonFormData"></a>
 # **testJsonFormData**
 > testJsonFormData(param, param2)
@@ -657,3 +719,8 @@ No authorization required
  - **Content-Type**: application/x-www-form-urlencoded
  - **Accept**: Not defined
 
+### HTTP response details
+| Status code | Description | Response headers |
+|-------------|-------------|------------------|
+**200** | successful operation |  -  |
+
diff --git a/samples/client/petstore/java/okhttp-gson-parcelableModel/docs/FakeClassnameTags123Api.md b/samples/client/petstore/java/okhttp-gson-parcelableModel/docs/FakeClassnameTags123Api.md
index 873b7493623..045588a0b21 100644
--- a/samples/client/petstore/java/okhttp-gson-parcelableModel/docs/FakeClassnameTags123Api.md
+++ b/samples/client/petstore/java/okhttp-gson-parcelableModel/docs/FakeClassnameTags123Api.md
@@ -62,3 +62,8 @@ Name | Type | Description  | Notes
  - **Content-Type**: application/json
  - **Accept**: application/json
 
+### HTTP response details
+| Status code | Description | Response headers |
+|-------------|-------------|------------------|
+**200** | successful operation |  -  |
+
diff --git a/samples/client/petstore/java/okhttp-gson-parcelableModel/docs/PetApi.md b/samples/client/petstore/java/okhttp-gson-parcelableModel/docs/PetApi.md
index fa157be7012..d1398665a39 100644
--- a/samples/client/petstore/java/okhttp-gson-parcelableModel/docs/PetApi.md
+++ b/samples/client/petstore/java/okhttp-gson-parcelableModel/docs/PetApi.md
@@ -65,6 +65,12 @@ null (empty response body)
  - **Content-Type**: application/json, application/xml
  - **Accept**: Not defined
 
+### HTTP response details
+| Status code | Description | Response headers |
+|-------------|-------------|------------------|
+**200** | successful operation |  -  |
+**405** | Invalid input |  -  |
+
 <a name="deletePet"></a>
 # **deletePet**
 > deletePet(petId, apiKey)
@@ -117,6 +123,12 @@ null (empty response body)
  - **Content-Type**: Not defined
  - **Accept**: Not defined
 
+### HTTP response details
+| Status code | Description | Response headers |
+|-------------|-------------|------------------|
+**200** | successful operation |  -  |
+**400** | Invalid pet value |  -  |
+
 <a name="findPetsByStatus"></a>
 # **findPetsByStatus**
 > List&lt;Pet&gt; findPetsByStatus(status)
@@ -170,6 +182,12 @@ Name | Type | Description  | Notes
  - **Content-Type**: Not defined
  - **Accept**: application/xml, application/json
 
+### HTTP response details
+| Status code | Description | Response headers |
+|-------------|-------------|------------------|
+**200** | successful operation |  -  |
+**400** | Invalid status value |  -  |
+
 <a name="findPetsByTags"></a>
 # **findPetsByTags**
 > List&lt;Pet&gt; findPetsByTags(tags)
@@ -223,6 +241,12 @@ Name | Type | Description  | Notes
  - **Content-Type**: Not defined
  - **Accept**: application/xml, application/json
 
+### HTTP response details
+| Status code | Description | Response headers |
+|-------------|-------------|------------------|
+**200** | successful operation |  -  |
+**400** | Invalid tag value |  -  |
+
 <a name="getPetById"></a>
 # **getPetById**
 > Pet getPetById(petId)
@@ -278,6 +302,13 @@ Name | Type | Description  | Notes
  - **Content-Type**: Not defined
  - **Accept**: application/xml, application/json
 
+### HTTP response details
+| Status code | Description | Response headers |
+|-------------|-------------|------------------|
+**200** | successful operation |  -  |
+**400** | Invalid ID supplied |  -  |
+**404** | Pet not found |  -  |
+
 <a name="updatePet"></a>
 # **updatePet**
 > updatePet(body)
@@ -328,6 +359,14 @@ null (empty response body)
  - **Content-Type**: application/json, application/xml
  - **Accept**: Not defined
 
+### HTTP response details
+| Status code | Description | Response headers |
+|-------------|-------------|------------------|
+**200** | successful operation |  -  |
+**400** | Invalid ID supplied |  -  |
+**404** | Pet not found |  -  |
+**405** | Validation exception |  -  |
+
 <a name="updatePetWithForm"></a>
 # **updatePetWithForm**
 > updatePetWithForm(petId, name, status)
@@ -382,6 +421,11 @@ null (empty response body)
  - **Content-Type**: application/x-www-form-urlencoded
  - **Accept**: Not defined
 
+### HTTP response details
+| Status code | Description | Response headers |
+|-------------|-------------|------------------|
+**405** | Invalid input |  -  |
+
 <a name="uploadFile"></a>
 # **uploadFile**
 > ModelApiResponse uploadFile(petId, additionalMetadata, file)
@@ -437,6 +481,11 @@ Name | Type | Description  | Notes
  - **Content-Type**: multipart/form-data
  - **Accept**: application/json
 
+### HTTP response details
+| Status code | Description | Response headers |
+|-------------|-------------|------------------|
+**200** | successful operation |  -  |
+
 <a name="uploadFileWithRequiredFile"></a>
 # **uploadFileWithRequiredFile**
 > ModelApiResponse uploadFileWithRequiredFile(petId, requiredFile, additionalMetadata)
@@ -492,3 +541,8 @@ Name | Type | Description  | Notes
  - **Content-Type**: multipart/form-data
  - **Accept**: application/json
 
+### HTTP response details
+| Status code | Description | Response headers |
+|-------------|-------------|------------------|
+**200** | successful operation |  -  |
+
diff --git a/samples/client/petstore/java/okhttp-gson-parcelableModel/docs/StoreApi.md b/samples/client/petstore/java/okhttp-gson-parcelableModel/docs/StoreApi.md
index 30d782f82d9..9679e8132c5 100644
--- a/samples/client/petstore/java/okhttp-gson-parcelableModel/docs/StoreApi.md
+++ b/samples/client/petstore/java/okhttp-gson-parcelableModel/docs/StoreApi.md
@@ -54,6 +54,12 @@ No authorization required
  - **Content-Type**: Not defined
  - **Accept**: Not defined
 
+### HTTP response details
+| Status code | Description | Response headers |
+|-------------|-------------|------------------|
+**400** | Invalid ID supplied |  -  |
+**404** | Order not found |  -  |
+
 <a name="getInventory"></a>
 # **getInventory**
 > Map&lt;String, Integer&gt; getInventory()
@@ -105,6 +111,11 @@ This endpoint does not need any parameter.
  - **Content-Type**: Not defined
  - **Accept**: application/json
 
+### HTTP response details
+| Status code | Description | Response headers |
+|-------------|-------------|------------------|
+**200** | successful operation |  -  |
+
 <a name="getOrderById"></a>
 # **getOrderById**
 > Order getOrderById(orderId)
@@ -150,6 +161,13 @@ No authorization required
  - **Content-Type**: Not defined
  - **Accept**: application/xml, application/json
 
+### HTTP response details
+| Status code | Description | Response headers |
+|-------------|-------------|------------------|
+**200** | successful operation |  -  |
+**400** | Invalid ID supplied |  -  |
+**404** | Order not found |  -  |
+
 <a name="placeOrder"></a>
 # **placeOrder**
 > Order placeOrder(body)
@@ -193,3 +211,9 @@ No authorization required
  - **Content-Type**: Not defined
  - **Accept**: application/xml, application/json
 
+### HTTP response details
+| Status code | Description | Response headers |
+|-------------|-------------|------------------|
+**200** | successful operation |  -  |
+**400** | Invalid Order |  -  |
+
diff --git a/samples/client/petstore/java/okhttp-gson-parcelableModel/docs/UserApi.md b/samples/client/petstore/java/okhttp-gson-parcelableModel/docs/UserApi.md
index 5969abd518d..1ad159b0325 100644
--- a/samples/client/petstore/java/okhttp-gson-parcelableModel/docs/UserApi.md
+++ b/samples/client/petstore/java/okhttp-gson-parcelableModel/docs/UserApi.md
@@ -58,6 +58,11 @@ No authorization required
  - **Content-Type**: Not defined
  - **Accept**: Not defined
 
+### HTTP response details
+| Status code | Description | Response headers |
+|-------------|-------------|------------------|
+**0** | successful operation |  -  |
+
 <a name="createUsersWithArrayInput"></a>
 # **createUsersWithArrayInput**
 > createUsersWithArrayInput(body)
@@ -100,6 +105,11 @@ No authorization required
  - **Content-Type**: Not defined
  - **Accept**: Not defined
 
+### HTTP response details
+| Status code | Description | Response headers |
+|-------------|-------------|------------------|
+**0** | successful operation |  -  |
+
 <a name="createUsersWithListInput"></a>
 # **createUsersWithListInput**
 > createUsersWithListInput(body)
@@ -142,6 +152,11 @@ No authorization required
  - **Content-Type**: Not defined
  - **Accept**: Not defined
 
+### HTTP response details
+| Status code | Description | Response headers |
+|-------------|-------------|------------------|
+**0** | successful operation |  -  |
+
 <a name="deleteUser"></a>
 # **deleteUser**
 > deleteUser(username)
@@ -186,6 +201,12 @@ No authorization required
  - **Content-Type**: Not defined
  - **Accept**: Not defined
 
+### HTTP response details
+| Status code | Description | Response headers |
+|-------------|-------------|------------------|
+**400** | Invalid username supplied |  -  |
+**404** | User not found |  -  |
+
 <a name="getUserByName"></a>
 # **getUserByName**
 > User getUserByName(username)
@@ -229,6 +250,13 @@ No authorization required
  - **Content-Type**: Not defined
  - **Accept**: application/xml, application/json
 
+### HTTP response details
+| Status code | Description | Response headers |
+|-------------|-------------|------------------|
+**200** | successful operation |  -  |
+**400** | Invalid username supplied |  -  |
+**404** | User not found |  -  |
+
 <a name="loginUser"></a>
 # **loginUser**
 > String loginUser(username, password)
@@ -274,6 +302,12 @@ No authorization required
  - **Content-Type**: Not defined
  - **Accept**: application/xml, application/json
 
+### HTTP response details
+| Status code | Description | Response headers |
+|-------------|-------------|------------------|
+**200** | successful operation |  * X-Rate-Limit - calls per hour allowed by the user <br>  * X-Expires-After - date in UTC when token expires <br>  |
+**400** | Invalid username/password supplied |  -  |
+
 <a name="logoutUser"></a>
 # **logoutUser**
 > logoutUser()
@@ -312,6 +346,11 @@ No authorization required
  - **Content-Type**: Not defined
  - **Accept**: Not defined
 
+### HTTP response details
+| Status code | Description | Response headers |
+|-------------|-------------|------------------|
+**0** | successful operation |  -  |
+
 <a name="updateUser"></a>
 # **updateUser**
 > updateUser(username, body)
@@ -358,3 +397,9 @@ No authorization required
  - **Content-Type**: Not defined
  - **Accept**: Not defined
 
+### HTTP response details
+| Status code | Description | Response headers |
+|-------------|-------------|------------------|
+**400** | Invalid user supplied |  -  |
+**404** | User not found |  -  |
+
diff --git a/samples/client/petstore/java/okhttp-gson-parcelableModel/pom.xml b/samples/client/petstore/java/okhttp-gson-parcelableModel/pom.xml
index 34f8ef7bf48..0353247b020 100644
--- a/samples/client/petstore/java/okhttp-gson-parcelableModel/pom.xml
+++ b/samples/client/petstore/java/okhttp-gson-parcelableModel/pom.xml
@@ -142,6 +142,15 @@
                         <goals>
                             <goal>jar</goal>
                         </goals>
+                        <configuration>
+                            <tags>
+                                <tag>
+                                    <name>http.response.details</name>
+                                    <placement>a</placement>
+                                    <head>Http Response Details:</head>
+                                </tag>
+                 	        </tags>
+                        </configuration>
                     </execution>
                 </executions>
             </plugin>
diff --git a/samples/client/petstore/java/okhttp-gson-parcelableModel/src/main/java/org/openapitools/client/api/AnotherFakeApi.java b/samples/client/petstore/java/okhttp-gson-parcelableModel/src/main/java/org/openapitools/client/api/AnotherFakeApi.java
index df8a2099b96..c9978a6f869 100644
--- a/samples/client/petstore/java/okhttp-gson-parcelableModel/src/main/java/org/openapitools/client/api/AnotherFakeApi.java
+++ b/samples/client/petstore/java/okhttp-gson-parcelableModel/src/main/java/org/openapitools/client/api/AnotherFakeApi.java
@@ -60,6 +60,11 @@ public class AnotherFakeApi {
      * @param _callback Callback for upload/download progress
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call call123testSpecialTagsCall(Client body, final ApiCallback _callback) throws ApiException {
         Object localVarPostBody = body;
@@ -109,6 +114,11 @@ public class AnotherFakeApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public Client call123testSpecialTags(Client body) throws ApiException {
         ApiResponse<Client> localVarResp = call123testSpecialTagsWithHttpInfo(body);
@@ -121,6 +131,11 @@ public class AnotherFakeApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public ApiResponse<Client> call123testSpecialTagsWithHttpInfo(Client body) throws ApiException {
         okhttp3.Call localVarCall = call123testSpecialTagsValidateBeforeCall(body, null);
@@ -135,6 +150,11 @@ public class AnotherFakeApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call call123testSpecialTagsAsync(Client body, final ApiCallback<Client> _callback) throws ApiException {
 
diff --git a/samples/client/petstore/java/okhttp-gson-parcelableModel/src/main/java/org/openapitools/client/api/FakeApi.java b/samples/client/petstore/java/okhttp-gson-parcelableModel/src/main/java/org/openapitools/client/api/FakeApi.java
index b5eb5fc1acd..44c7a97ffc4 100644
--- a/samples/client/petstore/java/okhttp-gson-parcelableModel/src/main/java/org/openapitools/client/api/FakeApi.java
+++ b/samples/client/petstore/java/okhttp-gson-parcelableModel/src/main/java/org/openapitools/client/api/FakeApi.java
@@ -68,6 +68,11 @@ public class FakeApi {
      * @param _callback Callback for upload/download progress
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call createXmlItemCall(XmlItem xmlItem, final ApiCallback _callback) throws ApiException {
         Object localVarPostBody = xmlItem;
@@ -116,6 +121,11 @@ public class FakeApi {
      * this route creates an XmlItem
      * @param xmlItem XmlItem Body (required)
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public void createXmlItem(XmlItem xmlItem) throws ApiException {
         createXmlItemWithHttpInfo(xmlItem);
@@ -127,6 +137,11 @@ public class FakeApi {
      * @param xmlItem XmlItem 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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public ApiResponse<Void> createXmlItemWithHttpInfo(XmlItem xmlItem) throws ApiException {
         okhttp3.Call localVarCall = createXmlItemValidateBeforeCall(xmlItem, null);
@@ -140,6 +155,11 @@ public class FakeApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call createXmlItemAsync(XmlItem xmlItem, final ApiCallback<Void> _callback) throws ApiException {
 
@@ -153,6 +173,11 @@ public class FakeApi {
      * @param _callback Callback for upload/download progress
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> Output boolean </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call fakeOuterBooleanSerializeCall(Boolean body, final ApiCallback _callback) throws ApiException {
         Object localVarPostBody = body;
@@ -197,6 +222,11 @@ public class FakeApi {
      * @param body Input boolean as post body (optional)
      * @return Boolean
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> Output boolean </td><td>  -  </td></tr>
+     </table>
      */
     public Boolean fakeOuterBooleanSerialize(Boolean body) throws ApiException {
         ApiResponse<Boolean> localVarResp = fakeOuterBooleanSerializeWithHttpInfo(body);
@@ -209,6 +239,11 @@ public class FakeApi {
      * @param body Input boolean as post body (optional)
      * @return ApiResponse&lt;Boolean&gt;
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> Output boolean </td><td>  -  </td></tr>
+     </table>
      */
     public ApiResponse<Boolean> fakeOuterBooleanSerializeWithHttpInfo(Boolean body) throws ApiException {
         okhttp3.Call localVarCall = fakeOuterBooleanSerializeValidateBeforeCall(body, null);
@@ -223,6 +258,11 @@ public class FakeApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> Output boolean </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call fakeOuterBooleanSerializeAsync(Boolean body, final ApiCallback<Boolean> _callback) throws ApiException {
 
@@ -237,6 +277,11 @@ public class FakeApi {
      * @param _callback Callback for upload/download progress
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> Output composite </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call fakeOuterCompositeSerializeCall(OuterComposite body, final ApiCallback _callback) throws ApiException {
         Object localVarPostBody = body;
@@ -281,6 +326,11 @@ public class FakeApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> Output composite </td><td>  -  </td></tr>
+     </table>
      */
     public OuterComposite fakeOuterCompositeSerialize(OuterComposite body) throws ApiException {
         ApiResponse<OuterComposite> localVarResp = fakeOuterCompositeSerializeWithHttpInfo(body);
@@ -293,6 +343,11 @@ public class FakeApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> Output composite </td><td>  -  </td></tr>
+     </table>
      */
     public ApiResponse<OuterComposite> fakeOuterCompositeSerializeWithHttpInfo(OuterComposite body) throws ApiException {
         okhttp3.Call localVarCall = fakeOuterCompositeSerializeValidateBeforeCall(body, null);
@@ -307,6 +362,11 @@ public class FakeApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> Output composite </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call fakeOuterCompositeSerializeAsync(OuterComposite body, final ApiCallback<OuterComposite> _callback) throws ApiException {
 
@@ -321,6 +381,11 @@ public class FakeApi {
      * @param _callback Callback for upload/download progress
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> Output number </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call fakeOuterNumberSerializeCall(BigDecimal body, final ApiCallback _callback) throws ApiException {
         Object localVarPostBody = body;
@@ -365,6 +430,11 @@ public class FakeApi {
      * @param body Input number as post body (optional)
      * @return BigDecimal
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> Output number </td><td>  -  </td></tr>
+     </table>
      */
     public BigDecimal fakeOuterNumberSerialize(BigDecimal body) throws ApiException {
         ApiResponse<BigDecimal> localVarResp = fakeOuterNumberSerializeWithHttpInfo(body);
@@ -377,6 +447,11 @@ public class FakeApi {
      * @param body Input number as post body (optional)
      * @return ApiResponse&lt;BigDecimal&gt;
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> Output number </td><td>  -  </td></tr>
+     </table>
      */
     public ApiResponse<BigDecimal> fakeOuterNumberSerializeWithHttpInfo(BigDecimal body) throws ApiException {
         okhttp3.Call localVarCall = fakeOuterNumberSerializeValidateBeforeCall(body, null);
@@ -391,6 +466,11 @@ public class FakeApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> Output number </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call fakeOuterNumberSerializeAsync(BigDecimal body, final ApiCallback<BigDecimal> _callback) throws ApiException {
 
@@ -405,6 +485,11 @@ public class FakeApi {
      * @param _callback Callback for upload/download progress
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> Output string </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call fakeOuterStringSerializeCall(String body, final ApiCallback _callback) throws ApiException {
         Object localVarPostBody = body;
@@ -449,6 +534,11 @@ public class FakeApi {
      * @param body Input string as post body (optional)
      * @return String
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> Output string </td><td>  -  </td></tr>
+     </table>
      */
     public String fakeOuterStringSerialize(String body) throws ApiException {
         ApiResponse<String> localVarResp = fakeOuterStringSerializeWithHttpInfo(body);
@@ -461,6 +551,11 @@ public class FakeApi {
      * @param body Input string as post body (optional)
      * @return ApiResponse&lt;String&gt;
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> Output string </td><td>  -  </td></tr>
+     </table>
      */
     public ApiResponse<String> fakeOuterStringSerializeWithHttpInfo(String body) throws ApiException {
         okhttp3.Call localVarCall = fakeOuterStringSerializeValidateBeforeCall(body, null);
@@ -475,6 +570,11 @@ public class FakeApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> Output string </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call fakeOuterStringSerializeAsync(String body, final ApiCallback<String> _callback) throws ApiException {
 
@@ -489,6 +589,11 @@ public class FakeApi {
      * @param _callback Callback for upload/download progress
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> Success </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call testBodyWithFileSchemaCall(FileSchemaTestClass body, final ApiCallback _callback) throws ApiException {
         Object localVarPostBody = body;
@@ -537,6 +642,11 @@ public class FakeApi {
      * For this test, the body for this request much reference a schema named &#x60;File&#x60;.
      * @param body  (required)
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> Success </td><td>  -  </td></tr>
+     </table>
      */
     public void testBodyWithFileSchema(FileSchemaTestClass body) throws ApiException {
         testBodyWithFileSchemaWithHttpInfo(body);
@@ -548,6 +658,11 @@ public class FakeApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> Success </td><td>  -  </td></tr>
+     </table>
      */
     public ApiResponse<Void> testBodyWithFileSchemaWithHttpInfo(FileSchemaTestClass body) throws ApiException {
         okhttp3.Call localVarCall = testBodyWithFileSchemaValidateBeforeCall(body, null);
@@ -561,6 +676,11 @@ public class FakeApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> Success </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call testBodyWithFileSchemaAsync(FileSchemaTestClass body, final ApiCallback<Void> _callback) throws ApiException {
 
@@ -575,6 +695,11 @@ public class FakeApi {
      * @param _callback Callback for upload/download progress
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> Success </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call testBodyWithQueryParamsCall(String query, User body, final ApiCallback _callback) throws ApiException {
         Object localVarPostBody = body;
@@ -633,6 +758,11 @@ public class FakeApi {
      * @param query  (required)
      * @param body  (required)
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> Success </td><td>  -  </td></tr>
+     </table>
      */
     public void testBodyWithQueryParams(String query, User body) throws ApiException {
         testBodyWithQueryParamsWithHttpInfo(query, body);
@@ -645,6 +775,11 @@ public class FakeApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> Success </td><td>  -  </td></tr>
+     </table>
      */
     public ApiResponse<Void> testBodyWithQueryParamsWithHttpInfo(String query, User body) throws ApiException {
         okhttp3.Call localVarCall = testBodyWithQueryParamsValidateBeforeCall(query, body, null);
@@ -659,6 +794,11 @@ public class FakeApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> Success </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call testBodyWithQueryParamsAsync(String query, User body, final ApiCallback<Void> _callback) throws ApiException {
 
@@ -672,6 +812,11 @@ public class FakeApi {
      * @param _callback Callback for upload/download progress
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call testClientModelCall(Client body, final ApiCallback _callback) throws ApiException {
         Object localVarPostBody = body;
@@ -721,6 +866,11 @@ public class FakeApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public Client testClientModel(Client body) throws ApiException {
         ApiResponse<Client> localVarResp = testClientModelWithHttpInfo(body);
@@ -733,6 +883,11 @@ public class FakeApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public ApiResponse<Client> testClientModelWithHttpInfo(Client body) throws ApiException {
         okhttp3.Call localVarCall = testClientModelValidateBeforeCall(body, null);
@@ -747,6 +902,11 @@ public class FakeApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call testClientModelAsync(Client body, final ApiCallback<Client> _callback) throws ApiException {
 
@@ -774,6 +934,12 @@ public class FakeApi {
      * @param _callback Callback for upload/download progress
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 400 </td><td> Invalid username supplied </td><td>  -  </td></tr>
+        <tr><td> 404 </td><td> User not found </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call testEndpointParametersCall(BigDecimal number, Double _double, String patternWithoutDelimiter, byte[] _byte, Integer integer, Integer int32, Long int64, Float _float, String string, File binary, LocalDate date, OffsetDateTime dateTime, String password, String paramCallback, final ApiCallback _callback) throws ApiException {
         Object localVarPostBody = new Object();
@@ -906,6 +1072,12 @@ public class FakeApi {
      * @param password None (optional)
      * @param paramCallback None (optional)
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 400 </td><td> Invalid username supplied </td><td>  -  </td></tr>
+        <tr><td> 404 </td><td> User not found </td><td>  -  </td></tr>
+     </table>
      */
     public void testEndpointParameters(BigDecimal number, Double _double, String patternWithoutDelimiter, byte[] _byte, Integer integer, Integer int32, Long int64, Float _float, String string, File binary, LocalDate date, OffsetDateTime dateTime, String password, String paramCallback) throws ApiException {
         testEndpointParametersWithHttpInfo(number, _double, patternWithoutDelimiter, _byte, integer, int32, int64, _float, string, binary, date, dateTime, password, paramCallback);
@@ -930,6 +1102,12 @@ public class FakeApi {
      * @param paramCallback None (optional)
      * @return ApiResponse&lt;Void&gt;
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 400 </td><td> Invalid username supplied </td><td>  -  </td></tr>
+        <tr><td> 404 </td><td> User not found </td><td>  -  </td></tr>
+     </table>
      */
     public ApiResponse<Void> testEndpointParametersWithHttpInfo(BigDecimal number, Double _double, String patternWithoutDelimiter, byte[] _byte, Integer integer, Integer int32, Long int64, Float _float, String string, File binary, LocalDate date, OffsetDateTime dateTime, String password, String paramCallback) throws ApiException {
         okhttp3.Call localVarCall = testEndpointParametersValidateBeforeCall(number, _double, patternWithoutDelimiter, _byte, integer, int32, int64, _float, string, binary, date, dateTime, password, paramCallback, null);
@@ -956,6 +1134,12 @@ public class FakeApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 400 </td><td> Invalid username supplied </td><td>  -  </td></tr>
+        <tr><td> 404 </td><td> User not found </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call testEndpointParametersAsync(BigDecimal number, Double _double, String patternWithoutDelimiter, byte[] _byte, Integer integer, Integer int32, Long int64, Float _float, String string, File binary, LocalDate date, OffsetDateTime dateTime, String password, String paramCallback, final ApiCallback<Void> _callback) throws ApiException {
 
@@ -976,6 +1160,12 @@ public class FakeApi {
      * @param _callback Callback for upload/download progress
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 400 </td><td> Invalid request </td><td>  -  </td></tr>
+        <tr><td> 404 </td><td> Not found </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call testEnumParametersCall(List<String> enumHeaderStringArray, String enumHeaderString, List<String> enumQueryStringArray, String enumQueryString, Integer enumQueryInteger, Double enumQueryDouble, List<String> enumFormStringArray, String enumFormString, final ApiCallback _callback) throws ApiException {
         Object localVarPostBody = new Object();
@@ -1058,6 +1248,12 @@ public class FakeApi {
      * @param enumFormStringArray Form parameter enum test (string array) (optional)
      * @param enumFormString Form parameter enum test (string) (optional, default to -efg)
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 400 </td><td> Invalid request </td><td>  -  </td></tr>
+        <tr><td> 404 </td><td> Not found </td><td>  -  </td></tr>
+     </table>
      */
     public void testEnumParameters(List<String> enumHeaderStringArray, String enumHeaderString, List<String> enumQueryStringArray, String enumQueryString, Integer enumQueryInteger, Double enumQueryDouble, List<String> enumFormStringArray, String enumFormString) throws ApiException {
         testEnumParametersWithHttpInfo(enumHeaderStringArray, enumHeaderString, enumQueryStringArray, enumQueryString, enumQueryInteger, enumQueryDouble, enumFormStringArray, enumFormString);
@@ -1076,6 +1272,12 @@ public class FakeApi {
      * @param enumFormString Form parameter enum test (string) (optional, default to -efg)
      * @return ApiResponse&lt;Void&gt;
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 400 </td><td> Invalid request </td><td>  -  </td></tr>
+        <tr><td> 404 </td><td> Not found </td><td>  -  </td></tr>
+     </table>
      */
     public ApiResponse<Void> testEnumParametersWithHttpInfo(List<String> enumHeaderStringArray, String enumHeaderString, List<String> enumQueryStringArray, String enumQueryString, Integer enumQueryInteger, Double enumQueryDouble, List<String> enumFormStringArray, String enumFormString) throws ApiException {
         okhttp3.Call localVarCall = testEnumParametersValidateBeforeCall(enumHeaderStringArray, enumHeaderString, enumQueryStringArray, enumQueryString, enumQueryInteger, enumQueryDouble, enumFormStringArray, enumFormString, null);
@@ -1096,6 +1298,12 @@ public class FakeApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 400 </td><td> Invalid request </td><td>  -  </td></tr>
+        <tr><td> 404 </td><td> Not found </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call testEnumParametersAsync(List<String> enumHeaderStringArray, String enumHeaderString, List<String> enumQueryStringArray, String enumQueryString, Integer enumQueryInteger, Double enumQueryDouble, List<String> enumFormStringArray, String enumFormString, final ApiCallback<Void> _callback) throws ApiException {
 
@@ -1241,6 +1449,11 @@ public class FakeApi {
          * @param _callback ApiCallback API callback
          * @return Call to execute
          * @throws ApiException If fail to serialize the request body object
+         * @http.response.details
+         <table summary="Response Details" border="1">
+            <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+            <tr><td> 400 </td><td> Someting wrong </td><td>  -  </td></tr>
+         </table>
          */
         public okhttp3.Call buildCall(final ApiCallback _callback) throws ApiException {
             return testGroupParametersCall(requiredStringGroup, requiredBooleanGroup, requiredInt64Group, stringGroup, booleanGroup, int64Group, _callback);
@@ -1249,6 +1462,11 @@ public class FakeApi {
         /**
          * Execute testGroupParameters request
          * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
+         * @http.response.details
+         <table summary="Response Details" border="1">
+            <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+            <tr><td> 400 </td><td> Someting wrong </td><td>  -  </td></tr>
+         </table>
          */
         public void execute() throws ApiException {
             testGroupParametersWithHttpInfo(requiredStringGroup, requiredBooleanGroup, requiredInt64Group, stringGroup, booleanGroup, int64Group);
@@ -1258,6 +1476,11 @@ public class FakeApi {
          * Execute testGroupParameters request with HTTP info returned
          * @return ApiResponse&lt;Void&gt;
          * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
+         * @http.response.details
+         <table summary="Response Details" border="1">
+            <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+            <tr><td> 400 </td><td> Someting wrong </td><td>  -  </td></tr>
+         </table>
          */
         public ApiResponse<Void> executeWithHttpInfo() throws ApiException {
             return testGroupParametersWithHttpInfo(requiredStringGroup, requiredBooleanGroup, requiredInt64Group, stringGroup, booleanGroup, int64Group);
@@ -1268,6 +1491,11 @@ public class FakeApi {
          * @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
+         * @http.response.details
+         <table summary="Response Details" border="1">
+            <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+            <tr><td> 400 </td><td> Someting wrong </td><td>  -  </td></tr>
+         </table>
          */
         public okhttp3.Call executeAsync(final ApiCallback<Void> _callback) throws ApiException {
             return testGroupParametersAsync(requiredStringGroup, requiredBooleanGroup, requiredInt64Group, stringGroup, booleanGroup, int64Group, _callback);
@@ -1281,6 +1509,11 @@ public class FakeApi {
      * @param requiredBooleanGroup Required Boolean in group parameters (required)
      * @param requiredInt64Group Required Integer in group parameters (required)
      * @return APItestGroupParametersRequest
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 400 </td><td> Someting wrong </td><td>  -  </td></tr>
+     </table>
      */
     public APItestGroupParametersRequest testGroupParameters(Integer requiredStringGroup, Boolean requiredBooleanGroup, Long requiredInt64Group) {
         return new APItestGroupParametersRequest(requiredStringGroup, requiredBooleanGroup, requiredInt64Group);
@@ -1291,6 +1524,11 @@ public class FakeApi {
      * @param _callback Callback for upload/download progress
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call testInlineAdditionalPropertiesCall(Map<String, String> param, final ApiCallback _callback) throws ApiException {
         Object localVarPostBody = param;
@@ -1339,6 +1577,11 @@ public class FakeApi {
      * 
      * @param param request body (required)
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public void testInlineAdditionalProperties(Map<String, String> param) throws ApiException {
         testInlineAdditionalPropertiesWithHttpInfo(param);
@@ -1350,6 +1593,11 @@ public class FakeApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public ApiResponse<Void> testInlineAdditionalPropertiesWithHttpInfo(Map<String, String> param) throws ApiException {
         okhttp3.Call localVarCall = testInlineAdditionalPropertiesValidateBeforeCall(param, null);
@@ -1363,6 +1611,11 @@ public class FakeApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call testInlineAdditionalPropertiesAsync(Map<String, String> param, final ApiCallback<Void> _callback) throws ApiException {
 
@@ -1377,6 +1630,11 @@ public class FakeApi {
      * @param _callback Callback for upload/download progress
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call testJsonFormDataCall(String param, String param2, final ApiCallback _callback) throws ApiException {
         Object localVarPostBody = new Object();
@@ -1439,6 +1697,11 @@ public class FakeApi {
      * @param param field1 (required)
      * @param param2 field2 (required)
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public void testJsonFormData(String param, String param2) throws ApiException {
         testJsonFormDataWithHttpInfo(param, param2);
@@ -1451,6 +1714,11 @@ public class FakeApi {
      * @param param2 field2 (required)
      * @return ApiResponse&lt;Void&gt;
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public ApiResponse<Void> testJsonFormDataWithHttpInfo(String param, String param2) throws ApiException {
         okhttp3.Call localVarCall = testJsonFormDataValidateBeforeCall(param, param2, null);
@@ -1465,6 +1733,11 @@ public class FakeApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call testJsonFormDataAsync(String param, String param2, final ApiCallback<Void> _callback) throws ApiException {
 
diff --git a/samples/client/petstore/java/okhttp-gson-parcelableModel/src/main/java/org/openapitools/client/api/FakeClassnameTags123Api.java b/samples/client/petstore/java/okhttp-gson-parcelableModel/src/main/java/org/openapitools/client/api/FakeClassnameTags123Api.java
index 58f139f0837..621c27fd295 100644
--- a/samples/client/petstore/java/okhttp-gson-parcelableModel/src/main/java/org/openapitools/client/api/FakeClassnameTags123Api.java
+++ b/samples/client/petstore/java/okhttp-gson-parcelableModel/src/main/java/org/openapitools/client/api/FakeClassnameTags123Api.java
@@ -60,6 +60,11 @@ public class FakeClassnameTags123Api {
      * @param _callback Callback for upload/download progress
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call testClassnameCall(Client body, final ApiCallback _callback) throws ApiException {
         Object localVarPostBody = body;
@@ -109,6 +114,11 @@ public class FakeClassnameTags123Api {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public Client testClassname(Client body) throws ApiException {
         ApiResponse<Client> localVarResp = testClassnameWithHttpInfo(body);
@@ -121,6 +131,11 @@ public class FakeClassnameTags123Api {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public ApiResponse<Client> testClassnameWithHttpInfo(Client body) throws ApiException {
         okhttp3.Call localVarCall = testClassnameValidateBeforeCall(body, null);
@@ -135,6 +150,11 @@ public class FakeClassnameTags123Api {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call testClassnameAsync(Client body, final ApiCallback<Client> _callback) throws ApiException {
 
diff --git a/samples/client/petstore/java/okhttp-gson-parcelableModel/src/main/java/org/openapitools/client/api/PetApi.java b/samples/client/petstore/java/okhttp-gson-parcelableModel/src/main/java/org/openapitools/client/api/PetApi.java
index 4de2d249538..ce889eb24ec 100644
--- a/samples/client/petstore/java/okhttp-gson-parcelableModel/src/main/java/org/openapitools/client/api/PetApi.java
+++ b/samples/client/petstore/java/okhttp-gson-parcelableModel/src/main/java/org/openapitools/client/api/PetApi.java
@@ -62,6 +62,12 @@ public class PetApi {
      * @param _callback Callback for upload/download progress
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+        <tr><td> 405 </td><td> Invalid input </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call addPetCall(Pet body, final ApiCallback _callback) throws ApiException {
         Object localVarPostBody = body;
@@ -110,6 +116,12 @@ public class PetApi {
      * 
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+        <tr><td> 405 </td><td> Invalid input </td><td>  -  </td></tr>
+     </table>
      */
     public void addPet(Pet body) throws ApiException {
         addPetWithHttpInfo(body);
@@ -121,6 +133,12 @@ public class PetApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+        <tr><td> 405 </td><td> Invalid input </td><td>  -  </td></tr>
+     </table>
      */
     public ApiResponse<Void> addPetWithHttpInfo(Pet body) throws ApiException {
         okhttp3.Call localVarCall = addPetValidateBeforeCall(body, null);
@@ -134,6 +152,12 @@ public class PetApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+        <tr><td> 405 </td><td> Invalid input </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call addPetAsync(Pet body, final ApiCallback<Void> _callback) throws ApiException {
 
@@ -148,6 +172,12 @@ public class PetApi {
      * @param _callback Callback for upload/download progress
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+        <tr><td> 400 </td><td> Invalid pet value </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call deletePetCall(Long petId, String apiKey, final ApiCallback _callback) throws ApiException {
         Object localVarPostBody = new Object();
@@ -202,6 +232,12 @@ public class PetApi {
      * @param petId Pet id to delete (required)
      * @param apiKey  (optional)
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+        <tr><td> 400 </td><td> Invalid pet value </td><td>  -  </td></tr>
+     </table>
      */
     public void deletePet(Long petId, String apiKey) throws ApiException {
         deletePetWithHttpInfo(petId, apiKey);
@@ -214,6 +250,12 @@ public class PetApi {
      * @param apiKey  (optional)
      * @return ApiResponse&lt;Void&gt;
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+        <tr><td> 400 </td><td> Invalid pet value </td><td>  -  </td></tr>
+     </table>
      */
     public ApiResponse<Void> deletePetWithHttpInfo(Long petId, String apiKey) throws ApiException {
         okhttp3.Call localVarCall = deletePetValidateBeforeCall(petId, apiKey, null);
@@ -228,6 +270,12 @@ public class PetApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+        <tr><td> 400 </td><td> Invalid pet value </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call deletePetAsync(Long petId, String apiKey, final ApiCallback<Void> _callback) throws ApiException {
 
@@ -241,6 +289,12 @@ public class PetApi {
      * @param _callback Callback for upload/download progress
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+        <tr><td> 400 </td><td> Invalid status value </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call findPetsByStatusCall(List<String> status, final ApiCallback _callback) throws ApiException {
         Object localVarPostBody = new Object();
@@ -294,6 +348,12 @@ public class PetApi {
      * @param status Status values that need to be considered for filter (required)
      * @return List&lt;Pet&gt;
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+        <tr><td> 400 </td><td> Invalid status value </td><td>  -  </td></tr>
+     </table>
      */
     public List<Pet> findPetsByStatus(List<String> status) throws ApiException {
         ApiResponse<List<Pet>> localVarResp = findPetsByStatusWithHttpInfo(status);
@@ -306,6 +366,12 @@ public class PetApi {
      * @param status Status values that need to be considered for filter (required)
      * @return ApiResponse&lt;List&lt;Pet&gt;&gt;
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+        <tr><td> 400 </td><td> Invalid status value </td><td>  -  </td></tr>
+     </table>
      */
     public ApiResponse<List<Pet>> findPetsByStatusWithHttpInfo(List<String> status) throws ApiException {
         okhttp3.Call localVarCall = findPetsByStatusValidateBeforeCall(status, null);
@@ -320,6 +386,12 @@ public class PetApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+        <tr><td> 400 </td><td> Invalid status value </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call findPetsByStatusAsync(List<String> status, final ApiCallback<List<Pet>> _callback) throws ApiException {
 
@@ -334,6 +406,12 @@ public class PetApi {
      * @param _callback Callback for upload/download progress
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+        <tr><td> 400 </td><td> Invalid tag value </td><td>  -  </td></tr>
+     </table>
      * @deprecated
      */
     @Deprecated
@@ -390,6 +468,12 @@ public class PetApi {
      * @param tags Tags to filter by (required)
      * @return List&lt;Pet&gt;
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+        <tr><td> 400 </td><td> Invalid tag value </td><td>  -  </td></tr>
+     </table>
      * @deprecated
      */
     @Deprecated
@@ -404,6 +488,12 @@ public class PetApi {
      * @param tags Tags to filter by (required)
      * @return ApiResponse&lt;List&lt;Pet&gt;&gt;
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+        <tr><td> 400 </td><td> Invalid tag value </td><td>  -  </td></tr>
+     </table>
      * @deprecated
      */
     @Deprecated
@@ -420,6 +510,12 @@ public class PetApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+        <tr><td> 400 </td><td> Invalid tag value </td><td>  -  </td></tr>
+     </table>
      * @deprecated
      */
     @Deprecated
@@ -436,6 +532,13 @@ public class PetApi {
      * @param _callback Callback for upload/download progress
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+        <tr><td> 400 </td><td> Invalid ID supplied </td><td>  -  </td></tr>
+        <tr><td> 404 </td><td> Pet not found </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call getPetByIdCall(Long petId, final ApiCallback _callback) throws ApiException {
         Object localVarPostBody = new Object();
@@ -486,6 +589,13 @@ public class PetApi {
      * @param petId ID of pet to return (required)
      * @return Pet
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+        <tr><td> 400 </td><td> Invalid ID supplied </td><td>  -  </td></tr>
+        <tr><td> 404 </td><td> Pet not found </td><td>  -  </td></tr>
+     </table>
      */
     public Pet getPetById(Long petId) throws ApiException {
         ApiResponse<Pet> localVarResp = getPetByIdWithHttpInfo(petId);
@@ -498,6 +608,13 @@ public class PetApi {
      * @param petId ID of pet to return (required)
      * @return ApiResponse&lt;Pet&gt;
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+        <tr><td> 400 </td><td> Invalid ID supplied </td><td>  -  </td></tr>
+        <tr><td> 404 </td><td> Pet not found </td><td>  -  </td></tr>
+     </table>
      */
     public ApiResponse<Pet> getPetByIdWithHttpInfo(Long petId) throws ApiException {
         okhttp3.Call localVarCall = getPetByIdValidateBeforeCall(petId, null);
@@ -512,6 +629,13 @@ public class PetApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+        <tr><td> 400 </td><td> Invalid ID supplied </td><td>  -  </td></tr>
+        <tr><td> 404 </td><td> Pet not found </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call getPetByIdAsync(Long petId, final ApiCallback<Pet> _callback) throws ApiException {
 
@@ -526,6 +650,14 @@ public class PetApi {
      * @param _callback Callback for upload/download progress
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+        <tr><td> 400 </td><td> Invalid ID supplied </td><td>  -  </td></tr>
+        <tr><td> 404 </td><td> Pet not found </td><td>  -  </td></tr>
+        <tr><td> 405 </td><td> Validation exception </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call updatePetCall(Pet body, final ApiCallback _callback) throws ApiException {
         Object localVarPostBody = body;
@@ -574,6 +706,14 @@ public class PetApi {
      * 
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+        <tr><td> 400 </td><td> Invalid ID supplied </td><td>  -  </td></tr>
+        <tr><td> 404 </td><td> Pet not found </td><td>  -  </td></tr>
+        <tr><td> 405 </td><td> Validation exception </td><td>  -  </td></tr>
+     </table>
      */
     public void updatePet(Pet body) throws ApiException {
         updatePetWithHttpInfo(body);
@@ -585,6 +725,14 @@ public class PetApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+        <tr><td> 400 </td><td> Invalid ID supplied </td><td>  -  </td></tr>
+        <tr><td> 404 </td><td> Pet not found </td><td>  -  </td></tr>
+        <tr><td> 405 </td><td> Validation exception </td><td>  -  </td></tr>
+     </table>
      */
     public ApiResponse<Void> updatePetWithHttpInfo(Pet body) throws ApiException {
         okhttp3.Call localVarCall = updatePetValidateBeforeCall(body, null);
@@ -598,6 +746,14 @@ public class PetApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+        <tr><td> 400 </td><td> Invalid ID supplied </td><td>  -  </td></tr>
+        <tr><td> 404 </td><td> Pet not found </td><td>  -  </td></tr>
+        <tr><td> 405 </td><td> Validation exception </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call updatePetAsync(Pet body, final ApiCallback<Void> _callback) throws ApiException {
 
@@ -613,6 +769,11 @@ public class PetApi {
      * @param _callback Callback for upload/download progress
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 405 </td><td> Invalid input </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call updatePetWithFormCall(Long petId, String name, String status, final ApiCallback _callback) throws ApiException {
         Object localVarPostBody = new Object();
@@ -672,6 +833,11 @@ public class PetApi {
      * @param name Updated name of the pet (optional)
      * @param status Updated status of the pet (optional)
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 405 </td><td> Invalid input </td><td>  -  </td></tr>
+     </table>
      */
     public void updatePetWithForm(Long petId, String name, String status) throws ApiException {
         updatePetWithFormWithHttpInfo(petId, name, status);
@@ -685,6 +851,11 @@ public class PetApi {
      * @param status Updated status of the pet (optional)
      * @return ApiResponse&lt;Void&gt;
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 405 </td><td> Invalid input </td><td>  -  </td></tr>
+     </table>
      */
     public ApiResponse<Void> updatePetWithFormWithHttpInfo(Long petId, String name, String status) throws ApiException {
         okhttp3.Call localVarCall = updatePetWithFormValidateBeforeCall(petId, name, status, null);
@@ -700,6 +871,11 @@ public class PetApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 405 </td><td> Invalid input </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call updatePetWithFormAsync(Long petId, String name, String status, final ApiCallback<Void> _callback) throws ApiException {
 
@@ -715,6 +891,11 @@ public class PetApi {
      * @param _callback Callback for upload/download progress
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call uploadFileCall(Long petId, String additionalMetadata, File file, final ApiCallback _callback) throws ApiException {
         Object localVarPostBody = new Object();
@@ -775,6 +956,11 @@ public class PetApi {
      * @param file file to upload (optional)
      * @return ModelApiResponse
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public ModelApiResponse uploadFile(Long petId, String additionalMetadata, File file) throws ApiException {
         ApiResponse<ModelApiResponse> localVarResp = uploadFileWithHttpInfo(petId, additionalMetadata, file);
@@ -789,6 +975,11 @@ public class PetApi {
      * @param file file to upload (optional)
      * @return ApiResponse&lt;ModelApiResponse&gt;
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public ApiResponse<ModelApiResponse> uploadFileWithHttpInfo(Long petId, String additionalMetadata, File file) throws ApiException {
         okhttp3.Call localVarCall = uploadFileValidateBeforeCall(petId, additionalMetadata, file, null);
@@ -805,6 +996,11 @@ public class PetApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call uploadFileAsync(Long petId, String additionalMetadata, File file, final ApiCallback<ModelApiResponse> _callback) throws ApiException {
 
@@ -821,6 +1017,11 @@ public class PetApi {
      * @param _callback Callback for upload/download progress
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call uploadFileWithRequiredFileCall(Long petId, File requiredFile, String additionalMetadata, final ApiCallback _callback) throws ApiException {
         Object localVarPostBody = new Object();
@@ -886,6 +1087,11 @@ public class PetApi {
      * @param additionalMetadata Additional data to pass to server (optional)
      * @return ModelApiResponse
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public ModelApiResponse uploadFileWithRequiredFile(Long petId, File requiredFile, String additionalMetadata) throws ApiException {
         ApiResponse<ModelApiResponse> localVarResp = uploadFileWithRequiredFileWithHttpInfo(petId, requiredFile, additionalMetadata);
@@ -900,6 +1106,11 @@ public class PetApi {
      * @param additionalMetadata Additional data to pass to server (optional)
      * @return ApiResponse&lt;ModelApiResponse&gt;
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public ApiResponse<ModelApiResponse> uploadFileWithRequiredFileWithHttpInfo(Long petId, File requiredFile, String additionalMetadata) throws ApiException {
         okhttp3.Call localVarCall = uploadFileWithRequiredFileValidateBeforeCall(petId, requiredFile, additionalMetadata, null);
@@ -916,6 +1127,11 @@ public class PetApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call uploadFileWithRequiredFileAsync(Long petId, File requiredFile, String additionalMetadata, final ApiCallback<ModelApiResponse> _callback) throws ApiException {
 
diff --git a/samples/client/petstore/java/okhttp-gson-parcelableModel/src/main/java/org/openapitools/client/api/StoreApi.java b/samples/client/petstore/java/okhttp-gson-parcelableModel/src/main/java/org/openapitools/client/api/StoreApi.java
index 2e40d530964..d61f7271943 100644
--- a/samples/client/petstore/java/okhttp-gson-parcelableModel/src/main/java/org/openapitools/client/api/StoreApi.java
+++ b/samples/client/petstore/java/okhttp-gson-parcelableModel/src/main/java/org/openapitools/client/api/StoreApi.java
@@ -60,6 +60,12 @@ public class StoreApi {
      * @param _callback Callback for upload/download progress
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 400 </td><td> Invalid ID supplied </td><td>  -  </td></tr>
+        <tr><td> 404 </td><td> Order not found </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call deleteOrderCall(String orderId, final ApiCallback _callback) throws ApiException {
         Object localVarPostBody = new Object();
@@ -109,6 +115,12 @@ public class StoreApi {
      * For valid response try integer IDs with value &lt; 1000. Anything above 1000 or nonintegers will generate API errors
      * @param orderId ID of the order that needs to be deleted (required)
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 400 </td><td> Invalid ID supplied </td><td>  -  </td></tr>
+        <tr><td> 404 </td><td> Order not found </td><td>  -  </td></tr>
+     </table>
      */
     public void deleteOrder(String orderId) throws ApiException {
         deleteOrderWithHttpInfo(orderId);
@@ -120,6 +132,12 @@ public class StoreApi {
      * @param orderId ID of the order that needs to be deleted (required)
      * @return ApiResponse&lt;Void&gt;
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 400 </td><td> Invalid ID supplied </td><td>  -  </td></tr>
+        <tr><td> 404 </td><td> Order not found </td><td>  -  </td></tr>
+     </table>
      */
     public ApiResponse<Void> deleteOrderWithHttpInfo(String orderId) throws ApiException {
         okhttp3.Call localVarCall = deleteOrderValidateBeforeCall(orderId, null);
@@ -133,6 +151,12 @@ public class StoreApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 400 </td><td> Invalid ID supplied </td><td>  -  </td></tr>
+        <tr><td> 404 </td><td> Order not found </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call deleteOrderAsync(String orderId, final ApiCallback<Void> _callback) throws ApiException {
 
@@ -145,6 +169,11 @@ public class StoreApi {
      * @param _callback Callback for upload/download progress
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call getInventoryCall(final ApiCallback _callback) throws ApiException {
         Object localVarPostBody = new Object();
@@ -188,6 +217,11 @@ public class StoreApi {
      * Returns a map of status codes to quantities
      * @return Map&lt;String, Integer&gt;
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public Map<String, Integer> getInventory() throws ApiException {
         ApiResponse<Map<String, Integer>> localVarResp = getInventoryWithHttpInfo();
@@ -199,6 +233,11 @@ public class StoreApi {
      * Returns a map of status codes to quantities
      * @return ApiResponse&lt;Map&lt;String, Integer&gt;&gt;
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public ApiResponse<Map<String, Integer>> getInventoryWithHttpInfo() throws ApiException {
         okhttp3.Call localVarCall = getInventoryValidateBeforeCall(null);
@@ -212,6 +251,11 @@ public class StoreApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call getInventoryAsync(final ApiCallback<Map<String, Integer>> _callback) throws ApiException {
 
@@ -226,6 +270,13 @@ public class StoreApi {
      * @param _callback Callback for upload/download progress
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+        <tr><td> 400 </td><td> Invalid ID supplied </td><td>  -  </td></tr>
+        <tr><td> 404 </td><td> Order not found </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call getOrderByIdCall(Long orderId, final ApiCallback _callback) throws ApiException {
         Object localVarPostBody = new Object();
@@ -276,6 +327,13 @@ public class StoreApi {
      * @param orderId ID of pet that needs to be fetched (required)
      * @return Order
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+        <tr><td> 400 </td><td> Invalid ID supplied </td><td>  -  </td></tr>
+        <tr><td> 404 </td><td> Order not found </td><td>  -  </td></tr>
+     </table>
      */
     public Order getOrderById(Long orderId) throws ApiException {
         ApiResponse<Order> localVarResp = getOrderByIdWithHttpInfo(orderId);
@@ -288,6 +346,13 @@ public class StoreApi {
      * @param orderId ID of pet that needs to be fetched (required)
      * @return ApiResponse&lt;Order&gt;
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+        <tr><td> 400 </td><td> Invalid ID supplied </td><td>  -  </td></tr>
+        <tr><td> 404 </td><td> Order not found </td><td>  -  </td></tr>
+     </table>
      */
     public ApiResponse<Order> getOrderByIdWithHttpInfo(Long orderId) throws ApiException {
         okhttp3.Call localVarCall = getOrderByIdValidateBeforeCall(orderId, null);
@@ -302,6 +367,13 @@ public class StoreApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+        <tr><td> 400 </td><td> Invalid ID supplied </td><td>  -  </td></tr>
+        <tr><td> 404 </td><td> Order not found </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call getOrderByIdAsync(Long orderId, final ApiCallback<Order> _callback) throws ApiException {
 
@@ -316,6 +388,12 @@ public class StoreApi {
      * @param _callback Callback for upload/download progress
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+        <tr><td> 400 </td><td> Invalid Order </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call placeOrderCall(Order body, final ApiCallback _callback) throws ApiException {
         Object localVarPostBody = body;
@@ -365,6 +443,12 @@ public class StoreApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+        <tr><td> 400 </td><td> Invalid Order </td><td>  -  </td></tr>
+     </table>
      */
     public Order placeOrder(Order body) throws ApiException {
         ApiResponse<Order> localVarResp = placeOrderWithHttpInfo(body);
@@ -377,6 +461,12 @@ public class StoreApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+        <tr><td> 400 </td><td> Invalid Order </td><td>  -  </td></tr>
+     </table>
      */
     public ApiResponse<Order> placeOrderWithHttpInfo(Order body) throws ApiException {
         okhttp3.Call localVarCall = placeOrderValidateBeforeCall(body, null);
@@ -391,6 +481,12 @@ public class StoreApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+        <tr><td> 400 </td><td> Invalid Order </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call placeOrderAsync(Order body, final ApiCallback<Order> _callback) throws ApiException {
 
diff --git a/samples/client/petstore/java/okhttp-gson-parcelableModel/src/main/java/org/openapitools/client/api/UserApi.java b/samples/client/petstore/java/okhttp-gson-parcelableModel/src/main/java/org/openapitools/client/api/UserApi.java
index 408cd9e87f9..f3e783d0bc8 100644
--- a/samples/client/petstore/java/okhttp-gson-parcelableModel/src/main/java/org/openapitools/client/api/UserApi.java
+++ b/samples/client/petstore/java/okhttp-gson-parcelableModel/src/main/java/org/openapitools/client/api/UserApi.java
@@ -60,6 +60,11 @@ public class UserApi {
      * @param _callback Callback for upload/download progress
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 0 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call createUserCall(User body, final ApiCallback _callback) throws ApiException {
         Object localVarPostBody = body;
@@ -108,6 +113,11 @@ public class UserApi {
      * This can only be done by the logged in user.
      * @param body Created user object (required)
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 0 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public void createUser(User body) throws ApiException {
         createUserWithHttpInfo(body);
@@ -119,6 +129,11 @@ public class UserApi {
      * @param body Created 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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 0 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public ApiResponse<Void> createUserWithHttpInfo(User body) throws ApiException {
         okhttp3.Call localVarCall = createUserValidateBeforeCall(body, null);
@@ -132,6 +147,11 @@ public class UserApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 0 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call createUserAsync(User body, final ApiCallback<Void> _callback) throws ApiException {
 
@@ -145,6 +165,11 @@ public class UserApi {
      * @param _callback Callback for upload/download progress
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 0 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call createUsersWithArrayInputCall(List<User> body, final ApiCallback _callback) throws ApiException {
         Object localVarPostBody = body;
@@ -193,6 +218,11 @@ public class UserApi {
      * 
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 0 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public void createUsersWithArrayInput(List<User> body) throws ApiException {
         createUsersWithArrayInputWithHttpInfo(body);
@@ -204,6 +234,11 @@ public class UserApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 0 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public ApiResponse<Void> createUsersWithArrayInputWithHttpInfo(List<User> body) throws ApiException {
         okhttp3.Call localVarCall = createUsersWithArrayInputValidateBeforeCall(body, null);
@@ -217,6 +252,11 @@ public class UserApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 0 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call createUsersWithArrayInputAsync(List<User> body, final ApiCallback<Void> _callback) throws ApiException {
 
@@ -230,6 +270,11 @@ public class UserApi {
      * @param _callback Callback for upload/download progress
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 0 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call createUsersWithListInputCall(List<User> body, final ApiCallback _callback) throws ApiException {
         Object localVarPostBody = body;
@@ -278,6 +323,11 @@ public class UserApi {
      * 
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 0 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public void createUsersWithListInput(List<User> body) throws ApiException {
         createUsersWithListInputWithHttpInfo(body);
@@ -289,6 +339,11 @@ public class UserApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 0 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public ApiResponse<Void> createUsersWithListInputWithHttpInfo(List<User> body) throws ApiException {
         okhttp3.Call localVarCall = createUsersWithListInputValidateBeforeCall(body, null);
@@ -302,6 +357,11 @@ public class UserApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 0 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call createUsersWithListInputAsync(List<User> body, final ApiCallback<Void> _callback) throws ApiException {
 
@@ -315,6 +375,12 @@ public class UserApi {
      * @param _callback Callback for upload/download progress
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 400 </td><td> Invalid username supplied </td><td>  -  </td></tr>
+        <tr><td> 404 </td><td> User not found </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call deleteUserCall(String username, final ApiCallback _callback) throws ApiException {
         Object localVarPostBody = new Object();
@@ -364,6 +430,12 @@ public class UserApi {
      * This can only be done by the logged in user.
      * @param username The name that needs to be deleted (required)
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 400 </td><td> Invalid username supplied </td><td>  -  </td></tr>
+        <tr><td> 404 </td><td> User not found </td><td>  -  </td></tr>
+     </table>
      */
     public void deleteUser(String username) throws ApiException {
         deleteUserWithHttpInfo(username);
@@ -375,6 +447,12 @@ public class UserApi {
      * @param username The name that needs to be deleted (required)
      * @return ApiResponse&lt;Void&gt;
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 400 </td><td> Invalid username supplied </td><td>  -  </td></tr>
+        <tr><td> 404 </td><td> User not found </td><td>  -  </td></tr>
+     </table>
      */
     public ApiResponse<Void> deleteUserWithHttpInfo(String username) throws ApiException {
         okhttp3.Call localVarCall = deleteUserValidateBeforeCall(username, null);
@@ -388,6 +466,12 @@ public class UserApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 400 </td><td> Invalid username supplied </td><td>  -  </td></tr>
+        <tr><td> 404 </td><td> User not found </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call deleteUserAsync(String username, final ApiCallback<Void> _callback) throws ApiException {
 
@@ -401,6 +485,13 @@ public class UserApi {
      * @param _callback Callback for upload/download progress
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+        <tr><td> 400 </td><td> Invalid username supplied </td><td>  -  </td></tr>
+        <tr><td> 404 </td><td> User not found </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call getUserByNameCall(String username, final ApiCallback _callback) throws ApiException {
         Object localVarPostBody = new Object();
@@ -451,6 +542,13 @@ public class UserApi {
      * @param username The name that needs to be fetched. Use user1 for testing. (required)
      * @return User
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+        <tr><td> 400 </td><td> Invalid username supplied </td><td>  -  </td></tr>
+        <tr><td> 404 </td><td> User not found </td><td>  -  </td></tr>
+     </table>
      */
     public User getUserByName(String username) throws ApiException {
         ApiResponse<User> localVarResp = getUserByNameWithHttpInfo(username);
@@ -463,6 +561,13 @@ public class UserApi {
      * @param username The name that needs to be fetched. Use user1 for testing. (required)
      * @return ApiResponse&lt;User&gt;
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+        <tr><td> 400 </td><td> Invalid username supplied </td><td>  -  </td></tr>
+        <tr><td> 404 </td><td> User not found </td><td>  -  </td></tr>
+     </table>
      */
     public ApiResponse<User> getUserByNameWithHttpInfo(String username) throws ApiException {
         okhttp3.Call localVarCall = getUserByNameValidateBeforeCall(username, null);
@@ -477,6 +582,13 @@ public class UserApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+        <tr><td> 400 </td><td> Invalid username supplied </td><td>  -  </td></tr>
+        <tr><td> 404 </td><td> User not found </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call getUserByNameAsync(String username, final ApiCallback<User> _callback) throws ApiException {
 
@@ -492,6 +604,12 @@ public class UserApi {
      * @param _callback Callback for upload/download progress
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  * X-Rate-Limit - calls per hour allowed by the user <br>  * X-Expires-After - date in UTC when token expires <br>  </td></tr>
+        <tr><td> 400 </td><td> Invalid username/password supplied </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call loginUserCall(String username, String password, final ApiCallback _callback) throws ApiException {
         Object localVarPostBody = new Object();
@@ -555,6 +673,12 @@ public class UserApi {
      * @param password The password for login in clear text (required)
      * @return String
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  * X-Rate-Limit - calls per hour allowed by the user <br>  * X-Expires-After - date in UTC when token expires <br>  </td></tr>
+        <tr><td> 400 </td><td> Invalid username/password supplied </td><td>  -  </td></tr>
+     </table>
      */
     public String loginUser(String username, String password) throws ApiException {
         ApiResponse<String> localVarResp = loginUserWithHttpInfo(username, password);
@@ -568,6 +692,12 @@ public class UserApi {
      * @param password The password for login in clear text (required)
      * @return ApiResponse&lt;String&gt;
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  * X-Rate-Limit - calls per hour allowed by the user <br>  * X-Expires-After - date in UTC when token expires <br>  </td></tr>
+        <tr><td> 400 </td><td> Invalid username/password supplied </td><td>  -  </td></tr>
+     </table>
      */
     public ApiResponse<String> loginUserWithHttpInfo(String username, String password) throws ApiException {
         okhttp3.Call localVarCall = loginUserValidateBeforeCall(username, password, null);
@@ -583,6 +713,12 @@ public class UserApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  * X-Rate-Limit - calls per hour allowed by the user <br>  * X-Expires-After - date in UTC when token expires <br>  </td></tr>
+        <tr><td> 400 </td><td> Invalid username/password supplied </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call loginUserAsync(String username, String password, final ApiCallback<String> _callback) throws ApiException {
 
@@ -596,6 +732,11 @@ public class UserApi {
      * @param _callback Callback for upload/download progress
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 0 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call logoutUserCall(final ApiCallback _callback) throws ApiException {
         Object localVarPostBody = new Object();
@@ -638,6 +779,11 @@ public class UserApi {
      * Logs out current logged in user session
      * 
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 0 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public void logoutUser() throws ApiException {
         logoutUserWithHttpInfo();
@@ -648,6 +794,11 @@ public class UserApi {
      * 
      * @return ApiResponse&lt;Void&gt;
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 0 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public ApiResponse<Void> logoutUserWithHttpInfo() throws ApiException {
         okhttp3.Call localVarCall = logoutUserValidateBeforeCall(null);
@@ -660,6 +811,11 @@ public class UserApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 0 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call logoutUserAsync(final ApiCallback<Void> _callback) throws ApiException {
 
@@ -674,6 +830,12 @@ public class UserApi {
      * @param _callback Callback for upload/download progress
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 400 </td><td> Invalid user supplied </td><td>  -  </td></tr>
+        <tr><td> 404 </td><td> User not found </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call updateUserCall(String username, User body, final ApiCallback _callback) throws ApiException {
         Object localVarPostBody = body;
@@ -729,6 +891,12 @@ public class UserApi {
      * @param username name that need to be deleted (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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 400 </td><td> Invalid user supplied </td><td>  -  </td></tr>
+        <tr><td> 404 </td><td> User not found </td><td>  -  </td></tr>
+     </table>
      */
     public void updateUser(String username, User body) throws ApiException {
         updateUserWithHttpInfo(username, body);
@@ -741,6 +909,12 @@ public class UserApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 400 </td><td> Invalid user supplied </td><td>  -  </td></tr>
+        <tr><td> 404 </td><td> User not found </td><td>  -  </td></tr>
+     </table>
      */
     public ApiResponse<Void> updateUserWithHttpInfo(String username, User body) throws ApiException {
         okhttp3.Call localVarCall = updateUserValidateBeforeCall(username, body, null);
@@ -755,6 +929,12 @@ public class UserApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 400 </td><td> Invalid user supplied </td><td>  -  </td></tr>
+        <tr><td> 404 </td><td> User not found </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call updateUserAsync(String username, User body, final ApiCallback<Void> _callback) throws ApiException {
 
diff --git a/samples/client/petstore/java/okhttp-gson/docs/AnotherFakeApi.md b/samples/client/petstore/java/okhttp-gson/docs/AnotherFakeApi.md
index 4a8546e0c16..d03bcac37f5 100644
--- a/samples/client/petstore/java/okhttp-gson/docs/AnotherFakeApi.md
+++ b/samples/client/petstore/java/okhttp-gson/docs/AnotherFakeApi.md
@@ -52,3 +52,8 @@ No authorization required
  - **Content-Type**: application/json
  - **Accept**: application/json
 
+### HTTP response details
+| Status code | Description | Response headers |
+|-------------|-------------|------------------|
+**200** | successful operation |  -  |
+
diff --git a/samples/client/petstore/java/okhttp-gson/docs/FakeApi.md b/samples/client/petstore/java/okhttp-gson/docs/FakeApi.md
index 6c99239a23b..d81b8065da1 100644
--- a/samples/client/petstore/java/okhttp-gson/docs/FakeApi.md
+++ b/samples/client/petstore/java/okhttp-gson/docs/FakeApi.md
@@ -63,6 +63,11 @@ No authorization required
  - **Content-Type**: application/xml, application/xml; charset=utf-8, application/xml; charset=utf-16, text/xml, text/xml; charset=utf-8, text/xml; charset=utf-16
  - **Accept**: Not defined
 
+### HTTP response details
+| Status code | Description | Response headers |
+|-------------|-------------|------------------|
+**200** | successful operation |  -  |
+
 <a name="fakeOuterBooleanSerialize"></a>
 # **fakeOuterBooleanSerialize**
 > Boolean fakeOuterBooleanSerialize(body)
@@ -108,6 +113,11 @@ No authorization required
  - **Content-Type**: Not defined
  - **Accept**: */*
 
+### HTTP response details
+| Status code | Description | Response headers |
+|-------------|-------------|------------------|
+**200** | Output boolean |  -  |
+
 <a name="fakeOuterCompositeSerialize"></a>
 # **fakeOuterCompositeSerialize**
 > OuterComposite fakeOuterCompositeSerialize(body)
@@ -153,6 +163,11 @@ No authorization required
  - **Content-Type**: Not defined
  - **Accept**: */*
 
+### HTTP response details
+| Status code | Description | Response headers |
+|-------------|-------------|------------------|
+**200** | Output composite |  -  |
+
 <a name="fakeOuterNumberSerialize"></a>
 # **fakeOuterNumberSerialize**
 > BigDecimal fakeOuterNumberSerialize(body)
@@ -198,6 +213,11 @@ No authorization required
  - **Content-Type**: Not defined
  - **Accept**: */*
 
+### HTTP response details
+| Status code | Description | Response headers |
+|-------------|-------------|------------------|
+**200** | Output number |  -  |
+
 <a name="fakeOuterStringSerialize"></a>
 # **fakeOuterStringSerialize**
 > String fakeOuterStringSerialize(body)
@@ -243,6 +263,11 @@ No authorization required
  - **Content-Type**: Not defined
  - **Accept**: */*
 
+### HTTP response details
+| Status code | Description | Response headers |
+|-------------|-------------|------------------|
+**200** | Output string |  -  |
+
 <a name="testBodyWithFileSchema"></a>
 # **testBodyWithFileSchema**
 > testBodyWithFileSchema(body)
@@ -287,6 +312,11 @@ No authorization required
  - **Content-Type**: application/json
  - **Accept**: Not defined
 
+### HTTP response details
+| Status code | Description | Response headers |
+|-------------|-------------|------------------|
+**200** | Success |  -  |
+
 <a name="testBodyWithQueryParams"></a>
 # **testBodyWithQueryParams**
 > testBodyWithQueryParams(query, body)
@@ -331,6 +361,11 @@ No authorization required
  - **Content-Type**: application/json
  - **Accept**: Not defined
 
+### HTTP response details
+| Status code | Description | Response headers |
+|-------------|-------------|------------------|
+**200** | Success |  -  |
+
 <a name="testClientModel"></a>
 # **testClientModel**
 > Client testClientModel(body)
@@ -376,6 +411,11 @@ No authorization required
  - **Content-Type**: application/json
  - **Accept**: application/json
 
+### HTTP response details
+| Status code | Description | Response headers |
+|-------------|-------------|------------------|
+**200** | successful operation |  -  |
+
 <a name="testEndpointParameters"></a>
 # **testEndpointParameters**
 > testEndpointParameters(number, _double, patternWithoutDelimiter, _byte, integer, int32, int64, _float, string, binary, date, dateTime, password, paramCallback)
@@ -455,6 +495,12 @@ null (empty response body)
  - **Content-Type**: application/x-www-form-urlencoded
  - **Accept**: Not defined
 
+### HTTP response details
+| Status code | Description | Response headers |
+|-------------|-------------|------------------|
+**400** | Invalid username supplied |  -  |
+**404** | User not found |  -  |
+
 <a name="testEnumParameters"></a>
 # **testEnumParameters**
 > testEnumParameters(enumHeaderStringArray, enumHeaderString, enumQueryStringArray, enumQueryString, enumQueryInteger, enumQueryDouble, enumFormStringArray, enumFormString)
@@ -513,6 +559,12 @@ No authorization required
  - **Content-Type**: application/x-www-form-urlencoded
  - **Accept**: Not defined
 
+### HTTP response details
+| Status code | Description | Response headers |
+|-------------|-------------|------------------|
+**400** | Invalid request |  -  |
+**404** | Not found |  -  |
+
 <a name="testGroupParameters"></a>
 # **testGroupParameters**
 > testGroupParameters(requiredStringGroup, requiredBooleanGroup, requiredInt64Group).stringGroup(stringGroup).booleanGroup(booleanGroup).int64Group(int64Group).execute();
@@ -571,6 +623,11 @@ No authorization required
  - **Content-Type**: Not defined
  - **Accept**: Not defined
 
+### HTTP response details
+| Status code | Description | Response headers |
+|-------------|-------------|------------------|
+**400** | Someting wrong |  -  |
+
 <a name="testInlineAdditionalProperties"></a>
 # **testInlineAdditionalProperties**
 > testInlineAdditionalProperties(param)
@@ -613,6 +670,11 @@ No authorization required
  - **Content-Type**: application/json
  - **Accept**: Not defined
 
+### HTTP response details
+| Status code | Description | Response headers |
+|-------------|-------------|------------------|
+**200** | successful operation |  -  |
+
 <a name="testJsonFormData"></a>
 # **testJsonFormData**
 > testJsonFormData(param, param2)
@@ -657,3 +719,8 @@ No authorization required
  - **Content-Type**: application/x-www-form-urlencoded
  - **Accept**: Not defined
 
+### HTTP response details
+| Status code | Description | Response headers |
+|-------------|-------------|------------------|
+**200** | successful operation |  -  |
+
diff --git a/samples/client/petstore/java/okhttp-gson/docs/FakeClassnameTags123Api.md b/samples/client/petstore/java/okhttp-gson/docs/FakeClassnameTags123Api.md
index 873b7493623..045588a0b21 100644
--- a/samples/client/petstore/java/okhttp-gson/docs/FakeClassnameTags123Api.md
+++ b/samples/client/petstore/java/okhttp-gson/docs/FakeClassnameTags123Api.md
@@ -62,3 +62,8 @@ Name | Type | Description  | Notes
  - **Content-Type**: application/json
  - **Accept**: application/json
 
+### HTTP response details
+| Status code | Description | Response headers |
+|-------------|-------------|------------------|
+**200** | successful operation |  -  |
+
diff --git a/samples/client/petstore/java/okhttp-gson/docs/PetApi.md b/samples/client/petstore/java/okhttp-gson/docs/PetApi.md
index fa157be7012..d1398665a39 100644
--- a/samples/client/petstore/java/okhttp-gson/docs/PetApi.md
+++ b/samples/client/petstore/java/okhttp-gson/docs/PetApi.md
@@ -65,6 +65,12 @@ null (empty response body)
  - **Content-Type**: application/json, application/xml
  - **Accept**: Not defined
 
+### HTTP response details
+| Status code | Description | Response headers |
+|-------------|-------------|------------------|
+**200** | successful operation |  -  |
+**405** | Invalid input |  -  |
+
 <a name="deletePet"></a>
 # **deletePet**
 > deletePet(petId, apiKey)
@@ -117,6 +123,12 @@ null (empty response body)
  - **Content-Type**: Not defined
  - **Accept**: Not defined
 
+### HTTP response details
+| Status code | Description | Response headers |
+|-------------|-------------|------------------|
+**200** | successful operation |  -  |
+**400** | Invalid pet value |  -  |
+
 <a name="findPetsByStatus"></a>
 # **findPetsByStatus**
 > List&lt;Pet&gt; findPetsByStatus(status)
@@ -170,6 +182,12 @@ Name | Type | Description  | Notes
  - **Content-Type**: Not defined
  - **Accept**: application/xml, application/json
 
+### HTTP response details
+| Status code | Description | Response headers |
+|-------------|-------------|------------------|
+**200** | successful operation |  -  |
+**400** | Invalid status value |  -  |
+
 <a name="findPetsByTags"></a>
 # **findPetsByTags**
 > List&lt;Pet&gt; findPetsByTags(tags)
@@ -223,6 +241,12 @@ Name | Type | Description  | Notes
  - **Content-Type**: Not defined
  - **Accept**: application/xml, application/json
 
+### HTTP response details
+| Status code | Description | Response headers |
+|-------------|-------------|------------------|
+**200** | successful operation |  -  |
+**400** | Invalid tag value |  -  |
+
 <a name="getPetById"></a>
 # **getPetById**
 > Pet getPetById(petId)
@@ -278,6 +302,13 @@ Name | Type | Description  | Notes
  - **Content-Type**: Not defined
  - **Accept**: application/xml, application/json
 
+### HTTP response details
+| Status code | Description | Response headers |
+|-------------|-------------|------------------|
+**200** | successful operation |  -  |
+**400** | Invalid ID supplied |  -  |
+**404** | Pet not found |  -  |
+
 <a name="updatePet"></a>
 # **updatePet**
 > updatePet(body)
@@ -328,6 +359,14 @@ null (empty response body)
  - **Content-Type**: application/json, application/xml
  - **Accept**: Not defined
 
+### HTTP response details
+| Status code | Description | Response headers |
+|-------------|-------------|------------------|
+**200** | successful operation |  -  |
+**400** | Invalid ID supplied |  -  |
+**404** | Pet not found |  -  |
+**405** | Validation exception |  -  |
+
 <a name="updatePetWithForm"></a>
 # **updatePetWithForm**
 > updatePetWithForm(petId, name, status)
@@ -382,6 +421,11 @@ null (empty response body)
  - **Content-Type**: application/x-www-form-urlencoded
  - **Accept**: Not defined
 
+### HTTP response details
+| Status code | Description | Response headers |
+|-------------|-------------|------------------|
+**405** | Invalid input |  -  |
+
 <a name="uploadFile"></a>
 # **uploadFile**
 > ModelApiResponse uploadFile(petId, additionalMetadata, file)
@@ -437,6 +481,11 @@ Name | Type | Description  | Notes
  - **Content-Type**: multipart/form-data
  - **Accept**: application/json
 
+### HTTP response details
+| Status code | Description | Response headers |
+|-------------|-------------|------------------|
+**200** | successful operation |  -  |
+
 <a name="uploadFileWithRequiredFile"></a>
 # **uploadFileWithRequiredFile**
 > ModelApiResponse uploadFileWithRequiredFile(petId, requiredFile, additionalMetadata)
@@ -492,3 +541,8 @@ Name | Type | Description  | Notes
  - **Content-Type**: multipart/form-data
  - **Accept**: application/json
 
+### HTTP response details
+| Status code | Description | Response headers |
+|-------------|-------------|------------------|
+**200** | successful operation |  -  |
+
diff --git a/samples/client/petstore/java/okhttp-gson/docs/StoreApi.md b/samples/client/petstore/java/okhttp-gson/docs/StoreApi.md
index 30d782f82d9..9679e8132c5 100644
--- a/samples/client/petstore/java/okhttp-gson/docs/StoreApi.md
+++ b/samples/client/petstore/java/okhttp-gson/docs/StoreApi.md
@@ -54,6 +54,12 @@ No authorization required
  - **Content-Type**: Not defined
  - **Accept**: Not defined
 
+### HTTP response details
+| Status code | Description | Response headers |
+|-------------|-------------|------------------|
+**400** | Invalid ID supplied |  -  |
+**404** | Order not found |  -  |
+
 <a name="getInventory"></a>
 # **getInventory**
 > Map&lt;String, Integer&gt; getInventory()
@@ -105,6 +111,11 @@ This endpoint does not need any parameter.
  - **Content-Type**: Not defined
  - **Accept**: application/json
 
+### HTTP response details
+| Status code | Description | Response headers |
+|-------------|-------------|------------------|
+**200** | successful operation |  -  |
+
 <a name="getOrderById"></a>
 # **getOrderById**
 > Order getOrderById(orderId)
@@ -150,6 +161,13 @@ No authorization required
  - **Content-Type**: Not defined
  - **Accept**: application/xml, application/json
 
+### HTTP response details
+| Status code | Description | Response headers |
+|-------------|-------------|------------------|
+**200** | successful operation |  -  |
+**400** | Invalid ID supplied |  -  |
+**404** | Order not found |  -  |
+
 <a name="placeOrder"></a>
 # **placeOrder**
 > Order placeOrder(body)
@@ -193,3 +211,9 @@ No authorization required
  - **Content-Type**: Not defined
  - **Accept**: application/xml, application/json
 
+### HTTP response details
+| Status code | Description | Response headers |
+|-------------|-------------|------------------|
+**200** | successful operation |  -  |
+**400** | Invalid Order |  -  |
+
diff --git a/samples/client/petstore/java/okhttp-gson/docs/UserApi.md b/samples/client/petstore/java/okhttp-gson/docs/UserApi.md
index 5969abd518d..1ad159b0325 100644
--- a/samples/client/petstore/java/okhttp-gson/docs/UserApi.md
+++ b/samples/client/petstore/java/okhttp-gson/docs/UserApi.md
@@ -58,6 +58,11 @@ No authorization required
  - **Content-Type**: Not defined
  - **Accept**: Not defined
 
+### HTTP response details
+| Status code | Description | Response headers |
+|-------------|-------------|------------------|
+**0** | successful operation |  -  |
+
 <a name="createUsersWithArrayInput"></a>
 # **createUsersWithArrayInput**
 > createUsersWithArrayInput(body)
@@ -100,6 +105,11 @@ No authorization required
  - **Content-Type**: Not defined
  - **Accept**: Not defined
 
+### HTTP response details
+| Status code | Description | Response headers |
+|-------------|-------------|------------------|
+**0** | successful operation |  -  |
+
 <a name="createUsersWithListInput"></a>
 # **createUsersWithListInput**
 > createUsersWithListInput(body)
@@ -142,6 +152,11 @@ No authorization required
  - **Content-Type**: Not defined
  - **Accept**: Not defined
 
+### HTTP response details
+| Status code | Description | Response headers |
+|-------------|-------------|------------------|
+**0** | successful operation |  -  |
+
 <a name="deleteUser"></a>
 # **deleteUser**
 > deleteUser(username)
@@ -186,6 +201,12 @@ No authorization required
  - **Content-Type**: Not defined
  - **Accept**: Not defined
 
+### HTTP response details
+| Status code | Description | Response headers |
+|-------------|-------------|------------------|
+**400** | Invalid username supplied |  -  |
+**404** | User not found |  -  |
+
 <a name="getUserByName"></a>
 # **getUserByName**
 > User getUserByName(username)
@@ -229,6 +250,13 @@ No authorization required
  - **Content-Type**: Not defined
  - **Accept**: application/xml, application/json
 
+### HTTP response details
+| Status code | Description | Response headers |
+|-------------|-------------|------------------|
+**200** | successful operation |  -  |
+**400** | Invalid username supplied |  -  |
+**404** | User not found |  -  |
+
 <a name="loginUser"></a>
 # **loginUser**
 > String loginUser(username, password)
@@ -274,6 +302,12 @@ No authorization required
  - **Content-Type**: Not defined
  - **Accept**: application/xml, application/json
 
+### HTTP response details
+| Status code | Description | Response headers |
+|-------------|-------------|------------------|
+**200** | successful operation |  * X-Rate-Limit - calls per hour allowed by the user <br>  * X-Expires-After - date in UTC when token expires <br>  |
+**400** | Invalid username/password supplied |  -  |
+
 <a name="logoutUser"></a>
 # **logoutUser**
 > logoutUser()
@@ -312,6 +346,11 @@ No authorization required
  - **Content-Type**: Not defined
  - **Accept**: Not defined
 
+### HTTP response details
+| Status code | Description | Response headers |
+|-------------|-------------|------------------|
+**0** | successful operation |  -  |
+
 <a name="updateUser"></a>
 # **updateUser**
 > updateUser(username, body)
@@ -358,3 +397,9 @@ No authorization required
  - **Content-Type**: Not defined
  - **Accept**: Not defined
 
+### HTTP response details
+| Status code | Description | Response headers |
+|-------------|-------------|------------------|
+**400** | Invalid user supplied |  -  |
+**404** | User not found |  -  |
+
diff --git a/samples/client/petstore/java/okhttp-gson/pom.xml b/samples/client/petstore/java/okhttp-gson/pom.xml
index f07572a9204..8d13db0ce55 100644
--- a/samples/client/petstore/java/okhttp-gson/pom.xml
+++ b/samples/client/petstore/java/okhttp-gson/pom.xml
@@ -142,6 +142,15 @@
                         <goals>
                             <goal>jar</goal>
                         </goals>
+                        <configuration>
+                            <tags>
+                                <tag>
+                                    <name>http.response.details</name>
+                                    <placement>a</placement>
+                                    <head>Http Response Details:</head>
+                                </tag>
+                 	        </tags>
+                        </configuration>
                     </execution>
                 </executions>
             </plugin>
diff --git a/samples/client/petstore/java/okhttp-gson/src/main/java/org/openapitools/client/api/AnotherFakeApi.java b/samples/client/petstore/java/okhttp-gson/src/main/java/org/openapitools/client/api/AnotherFakeApi.java
index df8a2099b96..c9978a6f869 100644
--- a/samples/client/petstore/java/okhttp-gson/src/main/java/org/openapitools/client/api/AnotherFakeApi.java
+++ b/samples/client/petstore/java/okhttp-gson/src/main/java/org/openapitools/client/api/AnotherFakeApi.java
@@ -60,6 +60,11 @@ public class AnotherFakeApi {
      * @param _callback Callback for upload/download progress
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call call123testSpecialTagsCall(Client body, final ApiCallback _callback) throws ApiException {
         Object localVarPostBody = body;
@@ -109,6 +114,11 @@ public class AnotherFakeApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public Client call123testSpecialTags(Client body) throws ApiException {
         ApiResponse<Client> localVarResp = call123testSpecialTagsWithHttpInfo(body);
@@ -121,6 +131,11 @@ public class AnotherFakeApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public ApiResponse<Client> call123testSpecialTagsWithHttpInfo(Client body) throws ApiException {
         okhttp3.Call localVarCall = call123testSpecialTagsValidateBeforeCall(body, null);
@@ -135,6 +150,11 @@ public class AnotherFakeApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call call123testSpecialTagsAsync(Client body, final ApiCallback<Client> _callback) throws ApiException {
 
diff --git a/samples/client/petstore/java/okhttp-gson/src/main/java/org/openapitools/client/api/FakeApi.java b/samples/client/petstore/java/okhttp-gson/src/main/java/org/openapitools/client/api/FakeApi.java
index b5eb5fc1acd..44c7a97ffc4 100644
--- a/samples/client/petstore/java/okhttp-gson/src/main/java/org/openapitools/client/api/FakeApi.java
+++ b/samples/client/petstore/java/okhttp-gson/src/main/java/org/openapitools/client/api/FakeApi.java
@@ -68,6 +68,11 @@ public class FakeApi {
      * @param _callback Callback for upload/download progress
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call createXmlItemCall(XmlItem xmlItem, final ApiCallback _callback) throws ApiException {
         Object localVarPostBody = xmlItem;
@@ -116,6 +121,11 @@ public class FakeApi {
      * this route creates an XmlItem
      * @param xmlItem XmlItem Body (required)
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public void createXmlItem(XmlItem xmlItem) throws ApiException {
         createXmlItemWithHttpInfo(xmlItem);
@@ -127,6 +137,11 @@ public class FakeApi {
      * @param xmlItem XmlItem 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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public ApiResponse<Void> createXmlItemWithHttpInfo(XmlItem xmlItem) throws ApiException {
         okhttp3.Call localVarCall = createXmlItemValidateBeforeCall(xmlItem, null);
@@ -140,6 +155,11 @@ public class FakeApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call createXmlItemAsync(XmlItem xmlItem, final ApiCallback<Void> _callback) throws ApiException {
 
@@ -153,6 +173,11 @@ public class FakeApi {
      * @param _callback Callback for upload/download progress
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> Output boolean </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call fakeOuterBooleanSerializeCall(Boolean body, final ApiCallback _callback) throws ApiException {
         Object localVarPostBody = body;
@@ -197,6 +222,11 @@ public class FakeApi {
      * @param body Input boolean as post body (optional)
      * @return Boolean
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> Output boolean </td><td>  -  </td></tr>
+     </table>
      */
     public Boolean fakeOuterBooleanSerialize(Boolean body) throws ApiException {
         ApiResponse<Boolean> localVarResp = fakeOuterBooleanSerializeWithHttpInfo(body);
@@ -209,6 +239,11 @@ public class FakeApi {
      * @param body Input boolean as post body (optional)
      * @return ApiResponse&lt;Boolean&gt;
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> Output boolean </td><td>  -  </td></tr>
+     </table>
      */
     public ApiResponse<Boolean> fakeOuterBooleanSerializeWithHttpInfo(Boolean body) throws ApiException {
         okhttp3.Call localVarCall = fakeOuterBooleanSerializeValidateBeforeCall(body, null);
@@ -223,6 +258,11 @@ public class FakeApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> Output boolean </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call fakeOuterBooleanSerializeAsync(Boolean body, final ApiCallback<Boolean> _callback) throws ApiException {
 
@@ -237,6 +277,11 @@ public class FakeApi {
      * @param _callback Callback for upload/download progress
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> Output composite </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call fakeOuterCompositeSerializeCall(OuterComposite body, final ApiCallback _callback) throws ApiException {
         Object localVarPostBody = body;
@@ -281,6 +326,11 @@ public class FakeApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> Output composite </td><td>  -  </td></tr>
+     </table>
      */
     public OuterComposite fakeOuterCompositeSerialize(OuterComposite body) throws ApiException {
         ApiResponse<OuterComposite> localVarResp = fakeOuterCompositeSerializeWithHttpInfo(body);
@@ -293,6 +343,11 @@ public class FakeApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> Output composite </td><td>  -  </td></tr>
+     </table>
      */
     public ApiResponse<OuterComposite> fakeOuterCompositeSerializeWithHttpInfo(OuterComposite body) throws ApiException {
         okhttp3.Call localVarCall = fakeOuterCompositeSerializeValidateBeforeCall(body, null);
@@ -307,6 +362,11 @@ public class FakeApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> Output composite </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call fakeOuterCompositeSerializeAsync(OuterComposite body, final ApiCallback<OuterComposite> _callback) throws ApiException {
 
@@ -321,6 +381,11 @@ public class FakeApi {
      * @param _callback Callback for upload/download progress
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> Output number </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call fakeOuterNumberSerializeCall(BigDecimal body, final ApiCallback _callback) throws ApiException {
         Object localVarPostBody = body;
@@ -365,6 +430,11 @@ public class FakeApi {
      * @param body Input number as post body (optional)
      * @return BigDecimal
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> Output number </td><td>  -  </td></tr>
+     </table>
      */
     public BigDecimal fakeOuterNumberSerialize(BigDecimal body) throws ApiException {
         ApiResponse<BigDecimal> localVarResp = fakeOuterNumberSerializeWithHttpInfo(body);
@@ -377,6 +447,11 @@ public class FakeApi {
      * @param body Input number as post body (optional)
      * @return ApiResponse&lt;BigDecimal&gt;
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> Output number </td><td>  -  </td></tr>
+     </table>
      */
     public ApiResponse<BigDecimal> fakeOuterNumberSerializeWithHttpInfo(BigDecimal body) throws ApiException {
         okhttp3.Call localVarCall = fakeOuterNumberSerializeValidateBeforeCall(body, null);
@@ -391,6 +466,11 @@ public class FakeApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> Output number </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call fakeOuterNumberSerializeAsync(BigDecimal body, final ApiCallback<BigDecimal> _callback) throws ApiException {
 
@@ -405,6 +485,11 @@ public class FakeApi {
      * @param _callback Callback for upload/download progress
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> Output string </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call fakeOuterStringSerializeCall(String body, final ApiCallback _callback) throws ApiException {
         Object localVarPostBody = body;
@@ -449,6 +534,11 @@ public class FakeApi {
      * @param body Input string as post body (optional)
      * @return String
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> Output string </td><td>  -  </td></tr>
+     </table>
      */
     public String fakeOuterStringSerialize(String body) throws ApiException {
         ApiResponse<String> localVarResp = fakeOuterStringSerializeWithHttpInfo(body);
@@ -461,6 +551,11 @@ public class FakeApi {
      * @param body Input string as post body (optional)
      * @return ApiResponse&lt;String&gt;
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> Output string </td><td>  -  </td></tr>
+     </table>
      */
     public ApiResponse<String> fakeOuterStringSerializeWithHttpInfo(String body) throws ApiException {
         okhttp3.Call localVarCall = fakeOuterStringSerializeValidateBeforeCall(body, null);
@@ -475,6 +570,11 @@ public class FakeApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> Output string </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call fakeOuterStringSerializeAsync(String body, final ApiCallback<String> _callback) throws ApiException {
 
@@ -489,6 +589,11 @@ public class FakeApi {
      * @param _callback Callback for upload/download progress
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> Success </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call testBodyWithFileSchemaCall(FileSchemaTestClass body, final ApiCallback _callback) throws ApiException {
         Object localVarPostBody = body;
@@ -537,6 +642,11 @@ public class FakeApi {
      * For this test, the body for this request much reference a schema named &#x60;File&#x60;.
      * @param body  (required)
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> Success </td><td>  -  </td></tr>
+     </table>
      */
     public void testBodyWithFileSchema(FileSchemaTestClass body) throws ApiException {
         testBodyWithFileSchemaWithHttpInfo(body);
@@ -548,6 +658,11 @@ public class FakeApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> Success </td><td>  -  </td></tr>
+     </table>
      */
     public ApiResponse<Void> testBodyWithFileSchemaWithHttpInfo(FileSchemaTestClass body) throws ApiException {
         okhttp3.Call localVarCall = testBodyWithFileSchemaValidateBeforeCall(body, null);
@@ -561,6 +676,11 @@ public class FakeApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> Success </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call testBodyWithFileSchemaAsync(FileSchemaTestClass body, final ApiCallback<Void> _callback) throws ApiException {
 
@@ -575,6 +695,11 @@ public class FakeApi {
      * @param _callback Callback for upload/download progress
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> Success </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call testBodyWithQueryParamsCall(String query, User body, final ApiCallback _callback) throws ApiException {
         Object localVarPostBody = body;
@@ -633,6 +758,11 @@ public class FakeApi {
      * @param query  (required)
      * @param body  (required)
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> Success </td><td>  -  </td></tr>
+     </table>
      */
     public void testBodyWithQueryParams(String query, User body) throws ApiException {
         testBodyWithQueryParamsWithHttpInfo(query, body);
@@ -645,6 +775,11 @@ public class FakeApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> Success </td><td>  -  </td></tr>
+     </table>
      */
     public ApiResponse<Void> testBodyWithQueryParamsWithHttpInfo(String query, User body) throws ApiException {
         okhttp3.Call localVarCall = testBodyWithQueryParamsValidateBeforeCall(query, body, null);
@@ -659,6 +794,11 @@ public class FakeApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> Success </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call testBodyWithQueryParamsAsync(String query, User body, final ApiCallback<Void> _callback) throws ApiException {
 
@@ -672,6 +812,11 @@ public class FakeApi {
      * @param _callback Callback for upload/download progress
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call testClientModelCall(Client body, final ApiCallback _callback) throws ApiException {
         Object localVarPostBody = body;
@@ -721,6 +866,11 @@ public class FakeApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public Client testClientModel(Client body) throws ApiException {
         ApiResponse<Client> localVarResp = testClientModelWithHttpInfo(body);
@@ -733,6 +883,11 @@ public class FakeApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public ApiResponse<Client> testClientModelWithHttpInfo(Client body) throws ApiException {
         okhttp3.Call localVarCall = testClientModelValidateBeforeCall(body, null);
@@ -747,6 +902,11 @@ public class FakeApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call testClientModelAsync(Client body, final ApiCallback<Client> _callback) throws ApiException {
 
@@ -774,6 +934,12 @@ public class FakeApi {
      * @param _callback Callback for upload/download progress
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 400 </td><td> Invalid username supplied </td><td>  -  </td></tr>
+        <tr><td> 404 </td><td> User not found </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call testEndpointParametersCall(BigDecimal number, Double _double, String patternWithoutDelimiter, byte[] _byte, Integer integer, Integer int32, Long int64, Float _float, String string, File binary, LocalDate date, OffsetDateTime dateTime, String password, String paramCallback, final ApiCallback _callback) throws ApiException {
         Object localVarPostBody = new Object();
@@ -906,6 +1072,12 @@ public class FakeApi {
      * @param password None (optional)
      * @param paramCallback None (optional)
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 400 </td><td> Invalid username supplied </td><td>  -  </td></tr>
+        <tr><td> 404 </td><td> User not found </td><td>  -  </td></tr>
+     </table>
      */
     public void testEndpointParameters(BigDecimal number, Double _double, String patternWithoutDelimiter, byte[] _byte, Integer integer, Integer int32, Long int64, Float _float, String string, File binary, LocalDate date, OffsetDateTime dateTime, String password, String paramCallback) throws ApiException {
         testEndpointParametersWithHttpInfo(number, _double, patternWithoutDelimiter, _byte, integer, int32, int64, _float, string, binary, date, dateTime, password, paramCallback);
@@ -930,6 +1102,12 @@ public class FakeApi {
      * @param paramCallback None (optional)
      * @return ApiResponse&lt;Void&gt;
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 400 </td><td> Invalid username supplied </td><td>  -  </td></tr>
+        <tr><td> 404 </td><td> User not found </td><td>  -  </td></tr>
+     </table>
      */
     public ApiResponse<Void> testEndpointParametersWithHttpInfo(BigDecimal number, Double _double, String patternWithoutDelimiter, byte[] _byte, Integer integer, Integer int32, Long int64, Float _float, String string, File binary, LocalDate date, OffsetDateTime dateTime, String password, String paramCallback) throws ApiException {
         okhttp3.Call localVarCall = testEndpointParametersValidateBeforeCall(number, _double, patternWithoutDelimiter, _byte, integer, int32, int64, _float, string, binary, date, dateTime, password, paramCallback, null);
@@ -956,6 +1134,12 @@ public class FakeApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 400 </td><td> Invalid username supplied </td><td>  -  </td></tr>
+        <tr><td> 404 </td><td> User not found </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call testEndpointParametersAsync(BigDecimal number, Double _double, String patternWithoutDelimiter, byte[] _byte, Integer integer, Integer int32, Long int64, Float _float, String string, File binary, LocalDate date, OffsetDateTime dateTime, String password, String paramCallback, final ApiCallback<Void> _callback) throws ApiException {
 
@@ -976,6 +1160,12 @@ public class FakeApi {
      * @param _callback Callback for upload/download progress
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 400 </td><td> Invalid request </td><td>  -  </td></tr>
+        <tr><td> 404 </td><td> Not found </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call testEnumParametersCall(List<String> enumHeaderStringArray, String enumHeaderString, List<String> enumQueryStringArray, String enumQueryString, Integer enumQueryInteger, Double enumQueryDouble, List<String> enumFormStringArray, String enumFormString, final ApiCallback _callback) throws ApiException {
         Object localVarPostBody = new Object();
@@ -1058,6 +1248,12 @@ public class FakeApi {
      * @param enumFormStringArray Form parameter enum test (string array) (optional)
      * @param enumFormString Form parameter enum test (string) (optional, default to -efg)
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 400 </td><td> Invalid request </td><td>  -  </td></tr>
+        <tr><td> 404 </td><td> Not found </td><td>  -  </td></tr>
+     </table>
      */
     public void testEnumParameters(List<String> enumHeaderStringArray, String enumHeaderString, List<String> enumQueryStringArray, String enumQueryString, Integer enumQueryInteger, Double enumQueryDouble, List<String> enumFormStringArray, String enumFormString) throws ApiException {
         testEnumParametersWithHttpInfo(enumHeaderStringArray, enumHeaderString, enumQueryStringArray, enumQueryString, enumQueryInteger, enumQueryDouble, enumFormStringArray, enumFormString);
@@ -1076,6 +1272,12 @@ public class FakeApi {
      * @param enumFormString Form parameter enum test (string) (optional, default to -efg)
      * @return ApiResponse&lt;Void&gt;
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 400 </td><td> Invalid request </td><td>  -  </td></tr>
+        <tr><td> 404 </td><td> Not found </td><td>  -  </td></tr>
+     </table>
      */
     public ApiResponse<Void> testEnumParametersWithHttpInfo(List<String> enumHeaderStringArray, String enumHeaderString, List<String> enumQueryStringArray, String enumQueryString, Integer enumQueryInteger, Double enumQueryDouble, List<String> enumFormStringArray, String enumFormString) throws ApiException {
         okhttp3.Call localVarCall = testEnumParametersValidateBeforeCall(enumHeaderStringArray, enumHeaderString, enumQueryStringArray, enumQueryString, enumQueryInteger, enumQueryDouble, enumFormStringArray, enumFormString, null);
@@ -1096,6 +1298,12 @@ public class FakeApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 400 </td><td> Invalid request </td><td>  -  </td></tr>
+        <tr><td> 404 </td><td> Not found </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call testEnumParametersAsync(List<String> enumHeaderStringArray, String enumHeaderString, List<String> enumQueryStringArray, String enumQueryString, Integer enumQueryInteger, Double enumQueryDouble, List<String> enumFormStringArray, String enumFormString, final ApiCallback<Void> _callback) throws ApiException {
 
@@ -1241,6 +1449,11 @@ public class FakeApi {
          * @param _callback ApiCallback API callback
          * @return Call to execute
          * @throws ApiException If fail to serialize the request body object
+         * @http.response.details
+         <table summary="Response Details" border="1">
+            <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+            <tr><td> 400 </td><td> Someting wrong </td><td>  -  </td></tr>
+         </table>
          */
         public okhttp3.Call buildCall(final ApiCallback _callback) throws ApiException {
             return testGroupParametersCall(requiredStringGroup, requiredBooleanGroup, requiredInt64Group, stringGroup, booleanGroup, int64Group, _callback);
@@ -1249,6 +1462,11 @@ public class FakeApi {
         /**
          * Execute testGroupParameters request
          * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
+         * @http.response.details
+         <table summary="Response Details" border="1">
+            <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+            <tr><td> 400 </td><td> Someting wrong </td><td>  -  </td></tr>
+         </table>
          */
         public void execute() throws ApiException {
             testGroupParametersWithHttpInfo(requiredStringGroup, requiredBooleanGroup, requiredInt64Group, stringGroup, booleanGroup, int64Group);
@@ -1258,6 +1476,11 @@ public class FakeApi {
          * Execute testGroupParameters request with HTTP info returned
          * @return ApiResponse&lt;Void&gt;
          * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
+         * @http.response.details
+         <table summary="Response Details" border="1">
+            <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+            <tr><td> 400 </td><td> Someting wrong </td><td>  -  </td></tr>
+         </table>
          */
         public ApiResponse<Void> executeWithHttpInfo() throws ApiException {
             return testGroupParametersWithHttpInfo(requiredStringGroup, requiredBooleanGroup, requiredInt64Group, stringGroup, booleanGroup, int64Group);
@@ -1268,6 +1491,11 @@ public class FakeApi {
          * @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
+         * @http.response.details
+         <table summary="Response Details" border="1">
+            <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+            <tr><td> 400 </td><td> Someting wrong </td><td>  -  </td></tr>
+         </table>
          */
         public okhttp3.Call executeAsync(final ApiCallback<Void> _callback) throws ApiException {
             return testGroupParametersAsync(requiredStringGroup, requiredBooleanGroup, requiredInt64Group, stringGroup, booleanGroup, int64Group, _callback);
@@ -1281,6 +1509,11 @@ public class FakeApi {
      * @param requiredBooleanGroup Required Boolean in group parameters (required)
      * @param requiredInt64Group Required Integer in group parameters (required)
      * @return APItestGroupParametersRequest
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 400 </td><td> Someting wrong </td><td>  -  </td></tr>
+     </table>
      */
     public APItestGroupParametersRequest testGroupParameters(Integer requiredStringGroup, Boolean requiredBooleanGroup, Long requiredInt64Group) {
         return new APItestGroupParametersRequest(requiredStringGroup, requiredBooleanGroup, requiredInt64Group);
@@ -1291,6 +1524,11 @@ public class FakeApi {
      * @param _callback Callback for upload/download progress
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call testInlineAdditionalPropertiesCall(Map<String, String> param, final ApiCallback _callback) throws ApiException {
         Object localVarPostBody = param;
@@ -1339,6 +1577,11 @@ public class FakeApi {
      * 
      * @param param request body (required)
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public void testInlineAdditionalProperties(Map<String, String> param) throws ApiException {
         testInlineAdditionalPropertiesWithHttpInfo(param);
@@ -1350,6 +1593,11 @@ public class FakeApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public ApiResponse<Void> testInlineAdditionalPropertiesWithHttpInfo(Map<String, String> param) throws ApiException {
         okhttp3.Call localVarCall = testInlineAdditionalPropertiesValidateBeforeCall(param, null);
@@ -1363,6 +1611,11 @@ public class FakeApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call testInlineAdditionalPropertiesAsync(Map<String, String> param, final ApiCallback<Void> _callback) throws ApiException {
 
@@ -1377,6 +1630,11 @@ public class FakeApi {
      * @param _callback Callback for upload/download progress
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call testJsonFormDataCall(String param, String param2, final ApiCallback _callback) throws ApiException {
         Object localVarPostBody = new Object();
@@ -1439,6 +1697,11 @@ public class FakeApi {
      * @param param field1 (required)
      * @param param2 field2 (required)
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public void testJsonFormData(String param, String param2) throws ApiException {
         testJsonFormDataWithHttpInfo(param, param2);
@@ -1451,6 +1714,11 @@ public class FakeApi {
      * @param param2 field2 (required)
      * @return ApiResponse&lt;Void&gt;
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public ApiResponse<Void> testJsonFormDataWithHttpInfo(String param, String param2) throws ApiException {
         okhttp3.Call localVarCall = testJsonFormDataValidateBeforeCall(param, param2, null);
@@ -1465,6 +1733,11 @@ public class FakeApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call testJsonFormDataAsync(String param, String param2, final ApiCallback<Void> _callback) throws ApiException {
 
diff --git a/samples/client/petstore/java/okhttp-gson/src/main/java/org/openapitools/client/api/FakeClassnameTags123Api.java b/samples/client/petstore/java/okhttp-gson/src/main/java/org/openapitools/client/api/FakeClassnameTags123Api.java
index 58f139f0837..621c27fd295 100644
--- a/samples/client/petstore/java/okhttp-gson/src/main/java/org/openapitools/client/api/FakeClassnameTags123Api.java
+++ b/samples/client/petstore/java/okhttp-gson/src/main/java/org/openapitools/client/api/FakeClassnameTags123Api.java
@@ -60,6 +60,11 @@ public class FakeClassnameTags123Api {
      * @param _callback Callback for upload/download progress
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call testClassnameCall(Client body, final ApiCallback _callback) throws ApiException {
         Object localVarPostBody = body;
@@ -109,6 +114,11 @@ public class FakeClassnameTags123Api {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public Client testClassname(Client body) throws ApiException {
         ApiResponse<Client> localVarResp = testClassnameWithHttpInfo(body);
@@ -121,6 +131,11 @@ public class FakeClassnameTags123Api {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public ApiResponse<Client> testClassnameWithHttpInfo(Client body) throws ApiException {
         okhttp3.Call localVarCall = testClassnameValidateBeforeCall(body, null);
@@ -135,6 +150,11 @@ public class FakeClassnameTags123Api {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call testClassnameAsync(Client body, final ApiCallback<Client> _callback) throws ApiException {
 
diff --git a/samples/client/petstore/java/okhttp-gson/src/main/java/org/openapitools/client/api/PetApi.java b/samples/client/petstore/java/okhttp-gson/src/main/java/org/openapitools/client/api/PetApi.java
index 4de2d249538..ce889eb24ec 100644
--- a/samples/client/petstore/java/okhttp-gson/src/main/java/org/openapitools/client/api/PetApi.java
+++ b/samples/client/petstore/java/okhttp-gson/src/main/java/org/openapitools/client/api/PetApi.java
@@ -62,6 +62,12 @@ public class PetApi {
      * @param _callback Callback for upload/download progress
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+        <tr><td> 405 </td><td> Invalid input </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call addPetCall(Pet body, final ApiCallback _callback) throws ApiException {
         Object localVarPostBody = body;
@@ -110,6 +116,12 @@ public class PetApi {
      * 
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+        <tr><td> 405 </td><td> Invalid input </td><td>  -  </td></tr>
+     </table>
      */
     public void addPet(Pet body) throws ApiException {
         addPetWithHttpInfo(body);
@@ -121,6 +133,12 @@ public class PetApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+        <tr><td> 405 </td><td> Invalid input </td><td>  -  </td></tr>
+     </table>
      */
     public ApiResponse<Void> addPetWithHttpInfo(Pet body) throws ApiException {
         okhttp3.Call localVarCall = addPetValidateBeforeCall(body, null);
@@ -134,6 +152,12 @@ public class PetApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+        <tr><td> 405 </td><td> Invalid input </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call addPetAsync(Pet body, final ApiCallback<Void> _callback) throws ApiException {
 
@@ -148,6 +172,12 @@ public class PetApi {
      * @param _callback Callback for upload/download progress
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+        <tr><td> 400 </td><td> Invalid pet value </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call deletePetCall(Long petId, String apiKey, final ApiCallback _callback) throws ApiException {
         Object localVarPostBody = new Object();
@@ -202,6 +232,12 @@ public class PetApi {
      * @param petId Pet id to delete (required)
      * @param apiKey  (optional)
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+        <tr><td> 400 </td><td> Invalid pet value </td><td>  -  </td></tr>
+     </table>
      */
     public void deletePet(Long petId, String apiKey) throws ApiException {
         deletePetWithHttpInfo(petId, apiKey);
@@ -214,6 +250,12 @@ public class PetApi {
      * @param apiKey  (optional)
      * @return ApiResponse&lt;Void&gt;
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+        <tr><td> 400 </td><td> Invalid pet value </td><td>  -  </td></tr>
+     </table>
      */
     public ApiResponse<Void> deletePetWithHttpInfo(Long petId, String apiKey) throws ApiException {
         okhttp3.Call localVarCall = deletePetValidateBeforeCall(petId, apiKey, null);
@@ -228,6 +270,12 @@ public class PetApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+        <tr><td> 400 </td><td> Invalid pet value </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call deletePetAsync(Long petId, String apiKey, final ApiCallback<Void> _callback) throws ApiException {
 
@@ -241,6 +289,12 @@ public class PetApi {
      * @param _callback Callback for upload/download progress
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+        <tr><td> 400 </td><td> Invalid status value </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call findPetsByStatusCall(List<String> status, final ApiCallback _callback) throws ApiException {
         Object localVarPostBody = new Object();
@@ -294,6 +348,12 @@ public class PetApi {
      * @param status Status values that need to be considered for filter (required)
      * @return List&lt;Pet&gt;
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+        <tr><td> 400 </td><td> Invalid status value </td><td>  -  </td></tr>
+     </table>
      */
     public List<Pet> findPetsByStatus(List<String> status) throws ApiException {
         ApiResponse<List<Pet>> localVarResp = findPetsByStatusWithHttpInfo(status);
@@ -306,6 +366,12 @@ public class PetApi {
      * @param status Status values that need to be considered for filter (required)
      * @return ApiResponse&lt;List&lt;Pet&gt;&gt;
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+        <tr><td> 400 </td><td> Invalid status value </td><td>  -  </td></tr>
+     </table>
      */
     public ApiResponse<List<Pet>> findPetsByStatusWithHttpInfo(List<String> status) throws ApiException {
         okhttp3.Call localVarCall = findPetsByStatusValidateBeforeCall(status, null);
@@ -320,6 +386,12 @@ public class PetApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+        <tr><td> 400 </td><td> Invalid status value </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call findPetsByStatusAsync(List<String> status, final ApiCallback<List<Pet>> _callback) throws ApiException {
 
@@ -334,6 +406,12 @@ public class PetApi {
      * @param _callback Callback for upload/download progress
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+        <tr><td> 400 </td><td> Invalid tag value </td><td>  -  </td></tr>
+     </table>
      * @deprecated
      */
     @Deprecated
@@ -390,6 +468,12 @@ public class PetApi {
      * @param tags Tags to filter by (required)
      * @return List&lt;Pet&gt;
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+        <tr><td> 400 </td><td> Invalid tag value </td><td>  -  </td></tr>
+     </table>
      * @deprecated
      */
     @Deprecated
@@ -404,6 +488,12 @@ public class PetApi {
      * @param tags Tags to filter by (required)
      * @return ApiResponse&lt;List&lt;Pet&gt;&gt;
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+        <tr><td> 400 </td><td> Invalid tag value </td><td>  -  </td></tr>
+     </table>
      * @deprecated
      */
     @Deprecated
@@ -420,6 +510,12 @@ public class PetApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+        <tr><td> 400 </td><td> Invalid tag value </td><td>  -  </td></tr>
+     </table>
      * @deprecated
      */
     @Deprecated
@@ -436,6 +532,13 @@ public class PetApi {
      * @param _callback Callback for upload/download progress
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+        <tr><td> 400 </td><td> Invalid ID supplied </td><td>  -  </td></tr>
+        <tr><td> 404 </td><td> Pet not found </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call getPetByIdCall(Long petId, final ApiCallback _callback) throws ApiException {
         Object localVarPostBody = new Object();
@@ -486,6 +589,13 @@ public class PetApi {
      * @param petId ID of pet to return (required)
      * @return Pet
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+        <tr><td> 400 </td><td> Invalid ID supplied </td><td>  -  </td></tr>
+        <tr><td> 404 </td><td> Pet not found </td><td>  -  </td></tr>
+     </table>
      */
     public Pet getPetById(Long petId) throws ApiException {
         ApiResponse<Pet> localVarResp = getPetByIdWithHttpInfo(petId);
@@ -498,6 +608,13 @@ public class PetApi {
      * @param petId ID of pet to return (required)
      * @return ApiResponse&lt;Pet&gt;
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+        <tr><td> 400 </td><td> Invalid ID supplied </td><td>  -  </td></tr>
+        <tr><td> 404 </td><td> Pet not found </td><td>  -  </td></tr>
+     </table>
      */
     public ApiResponse<Pet> getPetByIdWithHttpInfo(Long petId) throws ApiException {
         okhttp3.Call localVarCall = getPetByIdValidateBeforeCall(petId, null);
@@ -512,6 +629,13 @@ public class PetApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+        <tr><td> 400 </td><td> Invalid ID supplied </td><td>  -  </td></tr>
+        <tr><td> 404 </td><td> Pet not found </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call getPetByIdAsync(Long petId, final ApiCallback<Pet> _callback) throws ApiException {
 
@@ -526,6 +650,14 @@ public class PetApi {
      * @param _callback Callback for upload/download progress
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+        <tr><td> 400 </td><td> Invalid ID supplied </td><td>  -  </td></tr>
+        <tr><td> 404 </td><td> Pet not found </td><td>  -  </td></tr>
+        <tr><td> 405 </td><td> Validation exception </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call updatePetCall(Pet body, final ApiCallback _callback) throws ApiException {
         Object localVarPostBody = body;
@@ -574,6 +706,14 @@ public class PetApi {
      * 
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+        <tr><td> 400 </td><td> Invalid ID supplied </td><td>  -  </td></tr>
+        <tr><td> 404 </td><td> Pet not found </td><td>  -  </td></tr>
+        <tr><td> 405 </td><td> Validation exception </td><td>  -  </td></tr>
+     </table>
      */
     public void updatePet(Pet body) throws ApiException {
         updatePetWithHttpInfo(body);
@@ -585,6 +725,14 @@ public class PetApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+        <tr><td> 400 </td><td> Invalid ID supplied </td><td>  -  </td></tr>
+        <tr><td> 404 </td><td> Pet not found </td><td>  -  </td></tr>
+        <tr><td> 405 </td><td> Validation exception </td><td>  -  </td></tr>
+     </table>
      */
     public ApiResponse<Void> updatePetWithHttpInfo(Pet body) throws ApiException {
         okhttp3.Call localVarCall = updatePetValidateBeforeCall(body, null);
@@ -598,6 +746,14 @@ public class PetApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+        <tr><td> 400 </td><td> Invalid ID supplied </td><td>  -  </td></tr>
+        <tr><td> 404 </td><td> Pet not found </td><td>  -  </td></tr>
+        <tr><td> 405 </td><td> Validation exception </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call updatePetAsync(Pet body, final ApiCallback<Void> _callback) throws ApiException {
 
@@ -613,6 +769,11 @@ public class PetApi {
      * @param _callback Callback for upload/download progress
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 405 </td><td> Invalid input </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call updatePetWithFormCall(Long petId, String name, String status, final ApiCallback _callback) throws ApiException {
         Object localVarPostBody = new Object();
@@ -672,6 +833,11 @@ public class PetApi {
      * @param name Updated name of the pet (optional)
      * @param status Updated status of the pet (optional)
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 405 </td><td> Invalid input </td><td>  -  </td></tr>
+     </table>
      */
     public void updatePetWithForm(Long petId, String name, String status) throws ApiException {
         updatePetWithFormWithHttpInfo(petId, name, status);
@@ -685,6 +851,11 @@ public class PetApi {
      * @param status Updated status of the pet (optional)
      * @return ApiResponse&lt;Void&gt;
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 405 </td><td> Invalid input </td><td>  -  </td></tr>
+     </table>
      */
     public ApiResponse<Void> updatePetWithFormWithHttpInfo(Long petId, String name, String status) throws ApiException {
         okhttp3.Call localVarCall = updatePetWithFormValidateBeforeCall(petId, name, status, null);
@@ -700,6 +871,11 @@ public class PetApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 405 </td><td> Invalid input </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call updatePetWithFormAsync(Long petId, String name, String status, final ApiCallback<Void> _callback) throws ApiException {
 
@@ -715,6 +891,11 @@ public class PetApi {
      * @param _callback Callback for upload/download progress
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call uploadFileCall(Long petId, String additionalMetadata, File file, final ApiCallback _callback) throws ApiException {
         Object localVarPostBody = new Object();
@@ -775,6 +956,11 @@ public class PetApi {
      * @param file file to upload (optional)
      * @return ModelApiResponse
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public ModelApiResponse uploadFile(Long petId, String additionalMetadata, File file) throws ApiException {
         ApiResponse<ModelApiResponse> localVarResp = uploadFileWithHttpInfo(petId, additionalMetadata, file);
@@ -789,6 +975,11 @@ public class PetApi {
      * @param file file to upload (optional)
      * @return ApiResponse&lt;ModelApiResponse&gt;
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public ApiResponse<ModelApiResponse> uploadFileWithHttpInfo(Long petId, String additionalMetadata, File file) throws ApiException {
         okhttp3.Call localVarCall = uploadFileValidateBeforeCall(petId, additionalMetadata, file, null);
@@ -805,6 +996,11 @@ public class PetApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call uploadFileAsync(Long petId, String additionalMetadata, File file, final ApiCallback<ModelApiResponse> _callback) throws ApiException {
 
@@ -821,6 +1017,11 @@ public class PetApi {
      * @param _callback Callback for upload/download progress
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call uploadFileWithRequiredFileCall(Long petId, File requiredFile, String additionalMetadata, final ApiCallback _callback) throws ApiException {
         Object localVarPostBody = new Object();
@@ -886,6 +1087,11 @@ public class PetApi {
      * @param additionalMetadata Additional data to pass to server (optional)
      * @return ModelApiResponse
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public ModelApiResponse uploadFileWithRequiredFile(Long petId, File requiredFile, String additionalMetadata) throws ApiException {
         ApiResponse<ModelApiResponse> localVarResp = uploadFileWithRequiredFileWithHttpInfo(petId, requiredFile, additionalMetadata);
@@ -900,6 +1106,11 @@ public class PetApi {
      * @param additionalMetadata Additional data to pass to server (optional)
      * @return ApiResponse&lt;ModelApiResponse&gt;
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public ApiResponse<ModelApiResponse> uploadFileWithRequiredFileWithHttpInfo(Long petId, File requiredFile, String additionalMetadata) throws ApiException {
         okhttp3.Call localVarCall = uploadFileWithRequiredFileValidateBeforeCall(petId, requiredFile, additionalMetadata, null);
@@ -916,6 +1127,11 @@ public class PetApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call uploadFileWithRequiredFileAsync(Long petId, File requiredFile, String additionalMetadata, final ApiCallback<ModelApiResponse> _callback) throws ApiException {
 
diff --git a/samples/client/petstore/java/okhttp-gson/src/main/java/org/openapitools/client/api/StoreApi.java b/samples/client/petstore/java/okhttp-gson/src/main/java/org/openapitools/client/api/StoreApi.java
index 2e40d530964..d61f7271943 100644
--- a/samples/client/petstore/java/okhttp-gson/src/main/java/org/openapitools/client/api/StoreApi.java
+++ b/samples/client/petstore/java/okhttp-gson/src/main/java/org/openapitools/client/api/StoreApi.java
@@ -60,6 +60,12 @@ public class StoreApi {
      * @param _callback Callback for upload/download progress
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 400 </td><td> Invalid ID supplied </td><td>  -  </td></tr>
+        <tr><td> 404 </td><td> Order not found </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call deleteOrderCall(String orderId, final ApiCallback _callback) throws ApiException {
         Object localVarPostBody = new Object();
@@ -109,6 +115,12 @@ public class StoreApi {
      * For valid response try integer IDs with value &lt; 1000. Anything above 1000 or nonintegers will generate API errors
      * @param orderId ID of the order that needs to be deleted (required)
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 400 </td><td> Invalid ID supplied </td><td>  -  </td></tr>
+        <tr><td> 404 </td><td> Order not found </td><td>  -  </td></tr>
+     </table>
      */
     public void deleteOrder(String orderId) throws ApiException {
         deleteOrderWithHttpInfo(orderId);
@@ -120,6 +132,12 @@ public class StoreApi {
      * @param orderId ID of the order that needs to be deleted (required)
      * @return ApiResponse&lt;Void&gt;
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 400 </td><td> Invalid ID supplied </td><td>  -  </td></tr>
+        <tr><td> 404 </td><td> Order not found </td><td>  -  </td></tr>
+     </table>
      */
     public ApiResponse<Void> deleteOrderWithHttpInfo(String orderId) throws ApiException {
         okhttp3.Call localVarCall = deleteOrderValidateBeforeCall(orderId, null);
@@ -133,6 +151,12 @@ public class StoreApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 400 </td><td> Invalid ID supplied </td><td>  -  </td></tr>
+        <tr><td> 404 </td><td> Order not found </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call deleteOrderAsync(String orderId, final ApiCallback<Void> _callback) throws ApiException {
 
@@ -145,6 +169,11 @@ public class StoreApi {
      * @param _callback Callback for upload/download progress
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call getInventoryCall(final ApiCallback _callback) throws ApiException {
         Object localVarPostBody = new Object();
@@ -188,6 +217,11 @@ public class StoreApi {
      * Returns a map of status codes to quantities
      * @return Map&lt;String, Integer&gt;
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public Map<String, Integer> getInventory() throws ApiException {
         ApiResponse<Map<String, Integer>> localVarResp = getInventoryWithHttpInfo();
@@ -199,6 +233,11 @@ public class StoreApi {
      * Returns a map of status codes to quantities
      * @return ApiResponse&lt;Map&lt;String, Integer&gt;&gt;
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public ApiResponse<Map<String, Integer>> getInventoryWithHttpInfo() throws ApiException {
         okhttp3.Call localVarCall = getInventoryValidateBeforeCall(null);
@@ -212,6 +251,11 @@ public class StoreApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call getInventoryAsync(final ApiCallback<Map<String, Integer>> _callback) throws ApiException {
 
@@ -226,6 +270,13 @@ public class StoreApi {
      * @param _callback Callback for upload/download progress
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+        <tr><td> 400 </td><td> Invalid ID supplied </td><td>  -  </td></tr>
+        <tr><td> 404 </td><td> Order not found </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call getOrderByIdCall(Long orderId, final ApiCallback _callback) throws ApiException {
         Object localVarPostBody = new Object();
@@ -276,6 +327,13 @@ public class StoreApi {
      * @param orderId ID of pet that needs to be fetched (required)
      * @return Order
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+        <tr><td> 400 </td><td> Invalid ID supplied </td><td>  -  </td></tr>
+        <tr><td> 404 </td><td> Order not found </td><td>  -  </td></tr>
+     </table>
      */
     public Order getOrderById(Long orderId) throws ApiException {
         ApiResponse<Order> localVarResp = getOrderByIdWithHttpInfo(orderId);
@@ -288,6 +346,13 @@ public class StoreApi {
      * @param orderId ID of pet that needs to be fetched (required)
      * @return ApiResponse&lt;Order&gt;
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+        <tr><td> 400 </td><td> Invalid ID supplied </td><td>  -  </td></tr>
+        <tr><td> 404 </td><td> Order not found </td><td>  -  </td></tr>
+     </table>
      */
     public ApiResponse<Order> getOrderByIdWithHttpInfo(Long orderId) throws ApiException {
         okhttp3.Call localVarCall = getOrderByIdValidateBeforeCall(orderId, null);
@@ -302,6 +367,13 @@ public class StoreApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+        <tr><td> 400 </td><td> Invalid ID supplied </td><td>  -  </td></tr>
+        <tr><td> 404 </td><td> Order not found </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call getOrderByIdAsync(Long orderId, final ApiCallback<Order> _callback) throws ApiException {
 
@@ -316,6 +388,12 @@ public class StoreApi {
      * @param _callback Callback for upload/download progress
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+        <tr><td> 400 </td><td> Invalid Order </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call placeOrderCall(Order body, final ApiCallback _callback) throws ApiException {
         Object localVarPostBody = body;
@@ -365,6 +443,12 @@ public class StoreApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+        <tr><td> 400 </td><td> Invalid Order </td><td>  -  </td></tr>
+     </table>
      */
     public Order placeOrder(Order body) throws ApiException {
         ApiResponse<Order> localVarResp = placeOrderWithHttpInfo(body);
@@ -377,6 +461,12 @@ public class StoreApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+        <tr><td> 400 </td><td> Invalid Order </td><td>  -  </td></tr>
+     </table>
      */
     public ApiResponse<Order> placeOrderWithHttpInfo(Order body) throws ApiException {
         okhttp3.Call localVarCall = placeOrderValidateBeforeCall(body, null);
@@ -391,6 +481,12 @@ public class StoreApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+        <tr><td> 400 </td><td> Invalid Order </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call placeOrderAsync(Order body, final ApiCallback<Order> _callback) throws ApiException {
 
diff --git a/samples/client/petstore/java/okhttp-gson/src/main/java/org/openapitools/client/api/UserApi.java b/samples/client/petstore/java/okhttp-gson/src/main/java/org/openapitools/client/api/UserApi.java
index 408cd9e87f9..f3e783d0bc8 100644
--- a/samples/client/petstore/java/okhttp-gson/src/main/java/org/openapitools/client/api/UserApi.java
+++ b/samples/client/petstore/java/okhttp-gson/src/main/java/org/openapitools/client/api/UserApi.java
@@ -60,6 +60,11 @@ public class UserApi {
      * @param _callback Callback for upload/download progress
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 0 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call createUserCall(User body, final ApiCallback _callback) throws ApiException {
         Object localVarPostBody = body;
@@ -108,6 +113,11 @@ public class UserApi {
      * This can only be done by the logged in user.
      * @param body Created user object (required)
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 0 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public void createUser(User body) throws ApiException {
         createUserWithHttpInfo(body);
@@ -119,6 +129,11 @@ public class UserApi {
      * @param body Created 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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 0 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public ApiResponse<Void> createUserWithHttpInfo(User body) throws ApiException {
         okhttp3.Call localVarCall = createUserValidateBeforeCall(body, null);
@@ -132,6 +147,11 @@ public class UserApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 0 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call createUserAsync(User body, final ApiCallback<Void> _callback) throws ApiException {
 
@@ -145,6 +165,11 @@ public class UserApi {
      * @param _callback Callback for upload/download progress
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 0 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call createUsersWithArrayInputCall(List<User> body, final ApiCallback _callback) throws ApiException {
         Object localVarPostBody = body;
@@ -193,6 +218,11 @@ public class UserApi {
      * 
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 0 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public void createUsersWithArrayInput(List<User> body) throws ApiException {
         createUsersWithArrayInputWithHttpInfo(body);
@@ -204,6 +234,11 @@ public class UserApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 0 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public ApiResponse<Void> createUsersWithArrayInputWithHttpInfo(List<User> body) throws ApiException {
         okhttp3.Call localVarCall = createUsersWithArrayInputValidateBeforeCall(body, null);
@@ -217,6 +252,11 @@ public class UserApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 0 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call createUsersWithArrayInputAsync(List<User> body, final ApiCallback<Void> _callback) throws ApiException {
 
@@ -230,6 +270,11 @@ public class UserApi {
      * @param _callback Callback for upload/download progress
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 0 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call createUsersWithListInputCall(List<User> body, final ApiCallback _callback) throws ApiException {
         Object localVarPostBody = body;
@@ -278,6 +323,11 @@ public class UserApi {
      * 
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 0 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public void createUsersWithListInput(List<User> body) throws ApiException {
         createUsersWithListInputWithHttpInfo(body);
@@ -289,6 +339,11 @@ public class UserApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 0 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public ApiResponse<Void> createUsersWithListInputWithHttpInfo(List<User> body) throws ApiException {
         okhttp3.Call localVarCall = createUsersWithListInputValidateBeforeCall(body, null);
@@ -302,6 +357,11 @@ public class UserApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 0 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call createUsersWithListInputAsync(List<User> body, final ApiCallback<Void> _callback) throws ApiException {
 
@@ -315,6 +375,12 @@ public class UserApi {
      * @param _callback Callback for upload/download progress
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 400 </td><td> Invalid username supplied </td><td>  -  </td></tr>
+        <tr><td> 404 </td><td> User not found </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call deleteUserCall(String username, final ApiCallback _callback) throws ApiException {
         Object localVarPostBody = new Object();
@@ -364,6 +430,12 @@ public class UserApi {
      * This can only be done by the logged in user.
      * @param username The name that needs to be deleted (required)
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 400 </td><td> Invalid username supplied </td><td>  -  </td></tr>
+        <tr><td> 404 </td><td> User not found </td><td>  -  </td></tr>
+     </table>
      */
     public void deleteUser(String username) throws ApiException {
         deleteUserWithHttpInfo(username);
@@ -375,6 +447,12 @@ public class UserApi {
      * @param username The name that needs to be deleted (required)
      * @return ApiResponse&lt;Void&gt;
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 400 </td><td> Invalid username supplied </td><td>  -  </td></tr>
+        <tr><td> 404 </td><td> User not found </td><td>  -  </td></tr>
+     </table>
      */
     public ApiResponse<Void> deleteUserWithHttpInfo(String username) throws ApiException {
         okhttp3.Call localVarCall = deleteUserValidateBeforeCall(username, null);
@@ -388,6 +466,12 @@ public class UserApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 400 </td><td> Invalid username supplied </td><td>  -  </td></tr>
+        <tr><td> 404 </td><td> User not found </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call deleteUserAsync(String username, final ApiCallback<Void> _callback) throws ApiException {
 
@@ -401,6 +485,13 @@ public class UserApi {
      * @param _callback Callback for upload/download progress
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+        <tr><td> 400 </td><td> Invalid username supplied </td><td>  -  </td></tr>
+        <tr><td> 404 </td><td> User not found </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call getUserByNameCall(String username, final ApiCallback _callback) throws ApiException {
         Object localVarPostBody = new Object();
@@ -451,6 +542,13 @@ public class UserApi {
      * @param username The name that needs to be fetched. Use user1 for testing. (required)
      * @return User
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+        <tr><td> 400 </td><td> Invalid username supplied </td><td>  -  </td></tr>
+        <tr><td> 404 </td><td> User not found </td><td>  -  </td></tr>
+     </table>
      */
     public User getUserByName(String username) throws ApiException {
         ApiResponse<User> localVarResp = getUserByNameWithHttpInfo(username);
@@ -463,6 +561,13 @@ public class UserApi {
      * @param username The name that needs to be fetched. Use user1 for testing. (required)
      * @return ApiResponse&lt;User&gt;
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+        <tr><td> 400 </td><td> Invalid username supplied </td><td>  -  </td></tr>
+        <tr><td> 404 </td><td> User not found </td><td>  -  </td></tr>
+     </table>
      */
     public ApiResponse<User> getUserByNameWithHttpInfo(String username) throws ApiException {
         okhttp3.Call localVarCall = getUserByNameValidateBeforeCall(username, null);
@@ -477,6 +582,13 @@ public class UserApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  -  </td></tr>
+        <tr><td> 400 </td><td> Invalid username supplied </td><td>  -  </td></tr>
+        <tr><td> 404 </td><td> User not found </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call getUserByNameAsync(String username, final ApiCallback<User> _callback) throws ApiException {
 
@@ -492,6 +604,12 @@ public class UserApi {
      * @param _callback Callback for upload/download progress
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  * X-Rate-Limit - calls per hour allowed by the user <br>  * X-Expires-After - date in UTC when token expires <br>  </td></tr>
+        <tr><td> 400 </td><td> Invalid username/password supplied </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call loginUserCall(String username, String password, final ApiCallback _callback) throws ApiException {
         Object localVarPostBody = new Object();
@@ -555,6 +673,12 @@ public class UserApi {
      * @param password The password for login in clear text (required)
      * @return String
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  * X-Rate-Limit - calls per hour allowed by the user <br>  * X-Expires-After - date in UTC when token expires <br>  </td></tr>
+        <tr><td> 400 </td><td> Invalid username/password supplied </td><td>  -  </td></tr>
+     </table>
      */
     public String loginUser(String username, String password) throws ApiException {
         ApiResponse<String> localVarResp = loginUserWithHttpInfo(username, password);
@@ -568,6 +692,12 @@ public class UserApi {
      * @param password The password for login in clear text (required)
      * @return ApiResponse&lt;String&gt;
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  * X-Rate-Limit - calls per hour allowed by the user <br>  * X-Expires-After - date in UTC when token expires <br>  </td></tr>
+        <tr><td> 400 </td><td> Invalid username/password supplied </td><td>  -  </td></tr>
+     </table>
      */
     public ApiResponse<String> loginUserWithHttpInfo(String username, String password) throws ApiException {
         okhttp3.Call localVarCall = loginUserValidateBeforeCall(username, password, null);
@@ -583,6 +713,12 @@ public class UserApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 200 </td><td> successful operation </td><td>  * X-Rate-Limit - calls per hour allowed by the user <br>  * X-Expires-After - date in UTC when token expires <br>  </td></tr>
+        <tr><td> 400 </td><td> Invalid username/password supplied </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call loginUserAsync(String username, String password, final ApiCallback<String> _callback) throws ApiException {
 
@@ -596,6 +732,11 @@ public class UserApi {
      * @param _callback Callback for upload/download progress
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 0 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call logoutUserCall(final ApiCallback _callback) throws ApiException {
         Object localVarPostBody = new Object();
@@ -638,6 +779,11 @@ public class UserApi {
      * Logs out current logged in user session
      * 
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 0 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public void logoutUser() throws ApiException {
         logoutUserWithHttpInfo();
@@ -648,6 +794,11 @@ public class UserApi {
      * 
      * @return ApiResponse&lt;Void&gt;
      * @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 0 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public ApiResponse<Void> logoutUserWithHttpInfo() throws ApiException {
         okhttp3.Call localVarCall = logoutUserValidateBeforeCall(null);
@@ -660,6 +811,11 @@ public class UserApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 0 </td><td> successful operation </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call logoutUserAsync(final ApiCallback<Void> _callback) throws ApiException {
 
@@ -674,6 +830,12 @@ public class UserApi {
      * @param _callback Callback for upload/download progress
      * @return Call to execute
      * @throws ApiException If fail to serialize the request body object
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 400 </td><td> Invalid user supplied </td><td>  -  </td></tr>
+        <tr><td> 404 </td><td> User not found </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call updateUserCall(String username, User body, final ApiCallback _callback) throws ApiException {
         Object localVarPostBody = body;
@@ -729,6 +891,12 @@ public class UserApi {
      * @param username name that need to be deleted (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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 400 </td><td> Invalid user supplied </td><td>  -  </td></tr>
+        <tr><td> 404 </td><td> User not found </td><td>  -  </td></tr>
+     </table>
      */
     public void updateUser(String username, User body) throws ApiException {
         updateUserWithHttpInfo(username, body);
@@ -741,6 +909,12 @@ public class UserApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 400 </td><td> Invalid user supplied </td><td>  -  </td></tr>
+        <tr><td> 404 </td><td> User not found </td><td>  -  </td></tr>
+     </table>
      */
     public ApiResponse<Void> updateUserWithHttpInfo(String username, User body) throws ApiException {
         okhttp3.Call localVarCall = updateUserValidateBeforeCall(username, body, null);
@@ -755,6 +929,12 @@ public class UserApi {
      * @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
+     * @http.response.details
+     <table summary="Response Details" border="1">
+        <tr><td> Status Code </td><td> Description </td><td> Response Headers </td></tr>
+        <tr><td> 400 </td><td> Invalid user supplied </td><td>  -  </td></tr>
+        <tr><td> 404 </td><td> User not found </td><td>  -  </td></tr>
+     </table>
      */
     public okhttp3.Call updateUserAsync(String username, User body, final ApiCallback<Void> _callback) throws ApiException {