[java][native] Add tests for oneOf form parameters (#16487)

* add tests for oneOf form parameters

* update samples

modules/openapi-generator/src/test/resources/3_0/echo_api.yaml

@@ -83,6 +83,40 @@ paths:
             text/plain:
               schema:
                 type: string
+  # form parameter tests for oneOf schema
+  /form/oneof:
+    post:
+      tags:
+        - form
+      summary: Test form parameter(s) for oneOf schema
+      description: Test form parameter(s) for oneOf schema
+      operationId: test/form/oneof
+      requestBody:
+        content:
+          application/x-www-form-urlencoded:
+            schema:
+              type: object
+              oneOf:
+                - type: object
+                  properties:
+                    form1:
+                      type: string
+                    form2:
+                      type: integer
+                - type: object
+                  properties:
+                    form3:
+                      type: string
+                    form4:
+                      type: boolean
+                - $ref: '#/components/schemas/Tag'
+      responses:
+        '200':
+          description: Successful operation
+          content:
+            text/plain:
+              schema:
+                type: string
   # header parameter tests
   /header/integer/boolean/string:
     get:

samples/client/echo_api/csharp-restsharp/README.md

@@ -120,6 +120,7 @@ Class | Method | HTTP request | Description
 *BodyApi* | [**TestEchoBodyPetResponseString**](docs/BodyApi.md#testechobodypetresponsestring) | **POST** /echo/body/Pet/response_string | Test empty response body
 *BodyApi* | [**TestEchoBodyTagResponseString**](docs/BodyApi.md#testechobodytagresponsestring) | **POST** /echo/body/Tag/response_string | Test empty json (request body)
 *FormApi* | [**TestFormIntegerBooleanString**](docs/FormApi.md#testformintegerbooleanstring) | **POST** /form/integer/boolean/string | Test form parameter(s)
+*FormApi* | [**TestFormOneof**](docs/FormApi.md#testformoneof) | **POST** /form/oneof | Test form parameter(s) for oneOf schema
 *HeaderApi* | [**TestHeaderIntegerBooleanString**](docs/HeaderApi.md#testheaderintegerbooleanstring) | **GET** /header/integer/boolean/string | Test header parameter(s)
 *PathApi* | [**TestsPathStringPathStringIntegerPathInteger**](docs/PathApi.md#testspathstringpathstringintegerpathinteger) | **GET** /path/string/{path_string}/integer/{path_integer} | Test path parameter(s)
 *QueryApi* | [**TestEnumRefString**](docs/QueryApi.md#testenumrefstring) | **GET** /query/enum_ref_string | Test query parameter(s)

samples/client/echo_api/csharp-restsharp/api/openapi.yaml

@@ -59,6 +59,25 @@ paths:
       summary: Test form parameter(s)
       tags:
       - form
+  /form/oneof:
+    post:
+      description: Test form parameter(s) for oneOf schema
+      operationId: test/form/oneof
+      requestBody:
+        content:
+          application/x-www-form-urlencoded:
+            schema:
+              $ref: '#/components/schemas/test_form_oneof_request'
+      responses:
+        "200":
+          content:
+            text/plain:
+              schema:
+                type: string
+          description: Successful operation
+      summary: Test form parameter(s) for oneOf schema
+      tags:
+      - form
   /header/integer/boolean/string:
     get:
       description: Test header parameter(s)
@@ -642,6 +661,26 @@ components:
         string_form:
           type: string
       type: object
+    test_form_oneof_request_oneOf:
+      properties:
+        form1:
+          type: string
+        form2:
+          type: integer
+      type: object
+    test_form_oneof_request_oneOf_1:
+      properties:
+        form3:
+          type: string
+        form4:
+          type: boolean
+      type: object
+    test_form_oneof_request:
+      oneOf:
+      - $ref: '#/components/schemas/test_form_oneof_request_oneOf'
+      - $ref: '#/components/schemas/test_form_oneof_request_oneOf_1'
+      - $ref: '#/components/schemas/Tag'
+      type: object
     test_query_style_form_explode_true_array_string_query_object_parameter:
       properties:
         values:

samples/client/echo_api/csharp-restsharp/docs/FormApi.md

@@ -5,6 +5,7 @@ All URIs are relative to *http://localhost:3000*
 | Method | HTTP request | Description |
 |--------|--------------|-------------|
 | [**TestFormIntegerBooleanString**](FormApi.md#testformintegerbooleanstring) | **POST** /form/integer/boolean/string | Test form parameter(s) |
+| [**TestFormOneof**](FormApi.md#testformoneof) | **POST** /form/oneof | Test form parameter(s) for oneOf schema |
 
 <a id="testformintegerbooleanstring"></a>
 # **TestFormIntegerBooleanString**
@@ -101,3 +102,104 @@ No authorization required
 
 [[Back to top]](#) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to Model list]](../README.md#documentation-for-models) [[Back to README]](../README.md)
 
+<a id="testformoneof"></a>
+# **TestFormOneof**
+> string TestFormOneof (string? form1 = null, int? form2 = null, string? form3 = null, bool? form4 = null, long? id = null, string? name = null)
+
+Test form parameter(s) for oneOf schema
+
+Test form parameter(s) for oneOf schema
+
+### Example
+```csharp
+using System.Collections.Generic;
+using System.Diagnostics;
+using Org.OpenAPITools.Api;
+using Org.OpenAPITools.Client;
+using Org.OpenAPITools.Model;
+
+namespace Example
+{
+    public class TestFormOneofExample
+    {
+        public static void Main()
+        {
+            Configuration config = new Configuration();
+            config.BasePath = "http://localhost:3000";
+            var apiInstance = new FormApi(config);
+            var form1 = "form1_example";  // string? |  (optional) 
+            var form2 = 56;  // int? |  (optional) 
+            var form3 = "form3_example";  // string? |  (optional) 
+            var form4 = true;  // bool? |  (optional) 
+            var id = 789L;  // long? |  (optional) 
+            var name = "name_example";  // string? |  (optional) 
+
+            try
+            {
+                // Test form parameter(s) for oneOf schema
+                string result = apiInstance.TestFormOneof(form1, form2, form3, form4, id, name);
+                Debug.WriteLine(result);
+            }
+            catch (ApiException  e)
+            {
+                Debug.Print("Exception when calling FormApi.TestFormOneof: " + e.Message);
+                Debug.Print("Status Code: " + e.ErrorCode);
+                Debug.Print(e.StackTrace);
+            }
+        }
+    }
+}
+```
+
+#### Using the TestFormOneofWithHttpInfo variant
+This returns an ApiResponse object which contains the response data, status code and headers.
+
+```csharp
+try
+{
+    // Test form parameter(s) for oneOf schema
+    ApiResponse<string> response = apiInstance.TestFormOneofWithHttpInfo(form1, form2, form3, form4, id, name);
+    Debug.Write("Status Code: " + response.StatusCode);
+    Debug.Write("Response Headers: " + response.Headers);
+    Debug.Write("Response Body: " + response.Data);
+}
+catch (ApiException e)
+{
+    Debug.Print("Exception when calling FormApi.TestFormOneofWithHttpInfo: " + e.Message);
+    Debug.Print("Status Code: " + e.ErrorCode);
+    Debug.Print(e.StackTrace);
+}
+```
+
+### Parameters
+
+| Name | Type | Description | Notes |
+|------|------|-------------|-------|
+| **form1** | **string?** |  | [optional]  |
+| **form2** | **int?** |  | [optional]  |
+| **form3** | **string?** |  | [optional]  |
+| **form4** | **bool?** |  | [optional]  |
+| **id** | **long?** |  | [optional]  |
+| **name** | **string?** |  | [optional]  |
+
+### Return type
+
+**string**
+
+### Authorization
+
+No authorization required
+
+### HTTP request headers
+
+ - **Content-Type**: application/x-www-form-urlencoded
+ - **Accept**: text/plain
+
+
+### HTTP response details
+| Status code | Description | Response headers |
+|-------------|-------------|------------------|
+| **200** | Successful operation |  -  |
+
+[[Back to top]](#) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to Model list]](../README.md#documentation-for-models) [[Back to README]](../README.md)
+

samples/client/echo_api/csharp-restsharp/src/Org.OpenAPITools/Api/FormApi.cs

@@ -53,6 +53,39 @@ namespace Org.OpenAPITools.Api
         /// <param name="operationIndex">Index associated with the operation.</param>
         /// <returns>ApiResponse of string</returns>
         ApiResponse<string> TestFormIntegerBooleanStringWithHttpInfo(int? integerForm = default(int?), bool? booleanForm = default(bool?), string? stringForm = default(string?), int operationIndex = 0);
+        /// <summary>
+        /// Test form parameter(s) for oneOf schema
+        /// </summary>
+        /// <remarks>
+        /// Test form parameter(s) for oneOf schema
+        /// </remarks>
+        /// <exception cref="Org.OpenAPITools.Client.ApiException">Thrown when fails to make API call</exception>
+        /// <param name="form1"> (optional)</param>
+        /// <param name="form2"> (optional)</param>
+        /// <param name="form3"> (optional)</param>
+        /// <param name="form4"> (optional)</param>
+        /// <param name="id"> (optional)</param>
+        /// <param name="name"> (optional)</param>
+        /// <param name="operationIndex">Index associated with the operation.</param>
+        /// <returns>string</returns>
+        string TestFormOneof(string? form1 = default(string?), int? form2 = default(int?), string? form3 = default(string?), bool? form4 = default(bool?), long? id = default(long?), string? name = default(string?), int operationIndex = 0);
+
+        /// <summary>
+        /// Test form parameter(s) for oneOf schema
+        /// </summary>
+        /// <remarks>
+        /// Test form parameter(s) for oneOf schema
+        /// </remarks>
+        /// <exception cref="Org.OpenAPITools.Client.ApiException">Thrown when fails to make API call</exception>
+        /// <param name="form1"> (optional)</param>
+        /// <param name="form2"> (optional)</param>
+        /// <param name="form3"> (optional)</param>
+        /// <param name="form4"> (optional)</param>
+        /// <param name="id"> (optional)</param>
+        /// <param name="name"> (optional)</param>
+        /// <param name="operationIndex">Index associated with the operation.</param>
+        /// <returns>ApiResponse of string</returns>
+        ApiResponse<string> TestFormOneofWithHttpInfo(string? form1 = default(string?), int? form2 = default(int?), string? form3 = default(string?), bool? form4 = default(bool?), long? id = default(long?), string? name = default(string?), int operationIndex = 0);
         #endregion Synchronous Operations
     }
 
@@ -91,6 +124,41 @@ namespace Org.OpenAPITools.Api
         /// <param name="cancellationToken">Cancellation Token to cancel the request.</param>
         /// <returns>Task of ApiResponse (string)</returns>
         System.Threading.Tasks.Task<ApiResponse<string>> TestFormIntegerBooleanStringWithHttpInfoAsync(int? integerForm = default(int?), bool? booleanForm = default(bool?), string? stringForm = default(string?), int operationIndex = 0, System.Threading.CancellationToken cancellationToken = default(System.Threading.CancellationToken));
+        /// <summary>
+        /// Test form parameter(s) for oneOf schema
+        /// </summary>
+        /// <remarks>
+        /// Test form parameter(s) for oneOf schema
+        /// </remarks>
+        /// <exception cref="Org.OpenAPITools.Client.ApiException">Thrown when fails to make API call</exception>
+        /// <param name="form1"> (optional)</param>
+        /// <param name="form2"> (optional)</param>
+        /// <param name="form3"> (optional)</param>
+        /// <param name="form4"> (optional)</param>
+        /// <param name="id"> (optional)</param>
+        /// <param name="name"> (optional)</param>
+        /// <param name="operationIndex">Index associated with the operation.</param>
+        /// <param name="cancellationToken">Cancellation Token to cancel the request.</param>
+        /// <returns>Task of string</returns>
+        System.Threading.Tasks.Task<string> TestFormOneofAsync(string? form1 = default(string?), int? form2 = default(int?), string? form3 = default(string?), bool? form4 = default(bool?), long? id = default(long?), string? name = default(string?), int operationIndex = 0, System.Threading.CancellationToken cancellationToken = default(System.Threading.CancellationToken));
+
+        /// <summary>
+        /// Test form parameter(s) for oneOf schema
+        /// </summary>
+        /// <remarks>
+        /// Test form parameter(s) for oneOf schema
+        /// </remarks>
+        /// <exception cref="Org.OpenAPITools.Client.ApiException">Thrown when fails to make API call</exception>
+        /// <param name="form1"> (optional)</param>
+        /// <param name="form2"> (optional)</param>
+        /// <param name="form3"> (optional)</param>
+        /// <param name="form4"> (optional)</param>
+        /// <param name="id"> (optional)</param>
+        /// <param name="name"> (optional)</param>
+        /// <param name="operationIndex">Index associated with the operation.</param>
+        /// <param name="cancellationToken">Cancellation Token to cancel the request.</param>
+        /// <returns>Task of ApiResponse (string)</returns>
+        System.Threading.Tasks.Task<ApiResponse<string>> TestFormOneofWithHttpInfoAsync(string? form1 = default(string?), int? form2 = default(int?), string? form3 = default(string?), bool? form4 = default(bool?), long? id = default(long?), string? name = default(string?), int operationIndex = 0, System.Threading.CancellationToken cancellationToken = default(System.Threading.CancellationToken));
         #endregion Asynchronous Operations
     }
 
@@ -375,5 +443,205 @@ namespace Org.OpenAPITools.Api
             return localVarResponse;
         }
 
+        /// <summary>
+        /// Test form parameter(s) for oneOf schema Test form parameter(s) for oneOf schema
+        /// </summary>
+        /// <exception cref="Org.OpenAPITools.Client.ApiException">Thrown when fails to make API call</exception>
+        /// <param name="form1"> (optional)</param>
+        /// <param name="form2"> (optional)</param>
+        /// <param name="form3"> (optional)</param>
+        /// <param name="form4"> (optional)</param>
+        /// <param name="id"> (optional)</param>
+        /// <param name="name"> (optional)</param>
+        /// <param name="operationIndex">Index associated with the operation.</param>
+        /// <returns>string</returns>
+        public string TestFormOneof(string? form1 = default(string?), int? form2 = default(int?), string? form3 = default(string?), bool? form4 = default(bool?), long? id = default(long?), string? name = default(string?), int operationIndex = 0)
+        {
+            Org.OpenAPITools.Client.ApiResponse<string> localVarResponse = TestFormOneofWithHttpInfo(form1, form2, form3, form4, id, name);
+            return localVarResponse.Data;
+        }
+
+        /// <summary>
+        /// Test form parameter(s) for oneOf schema Test form parameter(s) for oneOf schema
+        /// </summary>
+        /// <exception cref="Org.OpenAPITools.Client.ApiException">Thrown when fails to make API call</exception>
+        /// <param name="form1"> (optional)</param>
+        /// <param name="form2"> (optional)</param>
+        /// <param name="form3"> (optional)</param>
+        /// <param name="form4"> (optional)</param>
+        /// <param name="id"> (optional)</param>
+        /// <param name="name"> (optional)</param>
+        /// <param name="operationIndex">Index associated with the operation.</param>
+        /// <returns>ApiResponse of string</returns>
+        public Org.OpenAPITools.Client.ApiResponse<string> TestFormOneofWithHttpInfo(string? form1 = default(string?), int? form2 = default(int?), string? form3 = default(string?), bool? form4 = default(bool?), long? id = default(long?), string? name = default(string?), int operationIndex = 0)
+        {
+            Org.OpenAPITools.Client.RequestOptions localVarRequestOptions = new Org.OpenAPITools.Client.RequestOptions();
+
+            string[] _contentTypes = new string[] {
+                "application/x-www-form-urlencoded"
+            };
+
+            // to determine the Accept header
+            string[] _accepts = new string[] {
+                "text/plain"
+            };
+
+            var localVarContentType = Org.OpenAPITools.Client.ClientUtils.SelectHeaderContentType(_contentTypes);
+            if (localVarContentType != null)
+            {
+                localVarRequestOptions.HeaderParameters.Add("Content-Type", localVarContentType);
+            }
+
+            var localVarAccept = Org.OpenAPITools.Client.ClientUtils.SelectHeaderAccept(_accepts);
+            if (localVarAccept != null)
+            {
+                localVarRequestOptions.HeaderParameters.Add("Accept", localVarAccept);
+            }
+
+            if (form1 != null)
+            {
+                localVarRequestOptions.FormParameters.Add("form1", Org.OpenAPITools.Client.ClientUtils.ParameterToString(form1)); // form parameter
+            }
+            if (form2 != null)
+            {
+                localVarRequestOptions.FormParameters.Add("form2", Org.OpenAPITools.Client.ClientUtils.ParameterToString(form2)); // form parameter
+            }
+            if (form3 != null)
+            {
+                localVarRequestOptions.FormParameters.Add("form3", Org.OpenAPITools.Client.ClientUtils.ParameterToString(form3)); // form parameter
+            }
+            if (form4 != null)
+            {
+                localVarRequestOptions.FormParameters.Add("form4", Org.OpenAPITools.Client.ClientUtils.ParameterToString(form4)); // form parameter
+            }
+            if (id != null)
+            {
+                localVarRequestOptions.FormParameters.Add("id", Org.OpenAPITools.Client.ClientUtils.ParameterToString(id)); // form parameter
+            }
+            if (name != null)
+            {
+                localVarRequestOptions.FormParameters.Add("name", Org.OpenAPITools.Client.ClientUtils.ParameterToString(name)); // form parameter
+            }
+
+            localVarRequestOptions.Operation = "FormApi.TestFormOneof";
+            localVarRequestOptions.OperationIndex = operationIndex;
+
+
+            // make the HTTP request
+            var localVarResponse = this.Client.Post<string>("/form/oneof", localVarRequestOptions, this.Configuration);
+            if (this.ExceptionFactory != null)
+            {
+                Exception _exception = this.ExceptionFactory("TestFormOneof", localVarResponse);
+                if (_exception != null)
+                {
+                    throw _exception;
+                }
+            }
+
+            return localVarResponse;
+        }
+
+        /// <summary>
+        /// Test form parameter(s) for oneOf schema Test form parameter(s) for oneOf schema
+        /// </summary>
+        /// <exception cref="Org.OpenAPITools.Client.ApiException">Thrown when fails to make API call</exception>
+        /// <param name="form1"> (optional)</param>
+        /// <param name="form2"> (optional)</param>
+        /// <param name="form3"> (optional)</param>
+        /// <param name="form4"> (optional)</param>
+        /// <param name="id"> (optional)</param>
+        /// <param name="name"> (optional)</param>
+        /// <param name="operationIndex">Index associated with the operation.</param>
+        /// <param name="cancellationToken">Cancellation Token to cancel the request.</param>
+        /// <returns>Task of string</returns>
+        public async System.Threading.Tasks.Task<string> TestFormOneofAsync(string? form1 = default(string?), int? form2 = default(int?), string? form3 = default(string?), bool? form4 = default(bool?), long? id = default(long?), string? name = default(string?), int operationIndex = 0, System.Threading.CancellationToken cancellationToken = default(System.Threading.CancellationToken))
+        {
+            Org.OpenAPITools.Client.ApiResponse<string> localVarResponse = await TestFormOneofWithHttpInfoAsync(form1, form2, form3, form4, id, name, operationIndex, cancellationToken).ConfigureAwait(false);
+            return localVarResponse.Data;
+        }
+
+        /// <summary>
+        /// Test form parameter(s) for oneOf schema Test form parameter(s) for oneOf schema
+        /// </summary>
+        /// <exception cref="Org.OpenAPITools.Client.ApiException">Thrown when fails to make API call</exception>
+        /// <param name="form1"> (optional)</param>
+        /// <param name="form2"> (optional)</param>
+        /// <param name="form3"> (optional)</param>
+        /// <param name="form4"> (optional)</param>
+        /// <param name="id"> (optional)</param>
+        /// <param name="name"> (optional)</param>
+        /// <param name="operationIndex">Index associated with the operation.</param>
+        /// <param name="cancellationToken">Cancellation Token to cancel the request.</param>
+        /// <returns>Task of ApiResponse (string)</returns>
+        public async System.Threading.Tasks.Task<Org.OpenAPITools.Client.ApiResponse<string>> TestFormOneofWithHttpInfoAsync(string? form1 = default(string?), int? form2 = default(int?), string? form3 = default(string?), bool? form4 = default(bool?), long? id = default(long?), string? name = default(string?), int operationIndex = 0, System.Threading.CancellationToken cancellationToken = default(System.Threading.CancellationToken))
+        {
+
+            Org.OpenAPITools.Client.RequestOptions localVarRequestOptions = new Org.OpenAPITools.Client.RequestOptions();
+
+            string[] _contentTypes = new string[] {
+                "application/x-www-form-urlencoded"
+            };
+
+            // to determine the Accept header
+            string[] _accepts = new string[] {
+                "text/plain"
+            };
+
+            var localVarContentType = Org.OpenAPITools.Client.ClientUtils.SelectHeaderContentType(_contentTypes);
+            if (localVarContentType != null)
+            {
+                localVarRequestOptions.HeaderParameters.Add("Content-Type", localVarContentType);
+            }
+
+            var localVarAccept = Org.OpenAPITools.Client.ClientUtils.SelectHeaderAccept(_accepts);
+            if (localVarAccept != null)
+            {
+                localVarRequestOptions.HeaderParameters.Add("Accept", localVarAccept);
+            }
+
+            if (form1 != null)
+            {
+                localVarRequestOptions.FormParameters.Add("form1", Org.OpenAPITools.Client.ClientUtils.ParameterToString(form1)); // form parameter
+            }
+            if (form2 != null)
+            {
+                localVarRequestOptions.FormParameters.Add("form2", Org.OpenAPITools.Client.ClientUtils.ParameterToString(form2)); // form parameter
+            }
+            if (form3 != null)
+            {
+                localVarRequestOptions.FormParameters.Add("form3", Org.OpenAPITools.Client.ClientUtils.ParameterToString(form3)); // form parameter
+            }
+            if (form4 != null)
+            {
+                localVarRequestOptions.FormParameters.Add("form4", Org.OpenAPITools.Client.ClientUtils.ParameterToString(form4)); // form parameter
+            }
+            if (id != null)
+            {
+                localVarRequestOptions.FormParameters.Add("id", Org.OpenAPITools.Client.ClientUtils.ParameterToString(id)); // form parameter
+            }
+            if (name != null)
+            {
+                localVarRequestOptions.FormParameters.Add("name", Org.OpenAPITools.Client.ClientUtils.ParameterToString(name)); // form parameter
+            }
+
+            localVarRequestOptions.Operation = "FormApi.TestFormOneof";
+            localVarRequestOptions.OperationIndex = operationIndex;
+
+
+            // make the HTTP request
+            var localVarResponse = await this.AsynchronousClient.PostAsync<string>("/form/oneof", localVarRequestOptions, this.Configuration, cancellationToken).ConfigureAwait(false);
+
+            if (this.ExceptionFactory != null)
+            {
+                Exception _exception = this.ExceptionFactory("TestFormOneof", localVarResponse);
+                if (_exception != null)
+                {
+                    throw _exception;
+                }
+            }
+
+            return localVarResponse;
+        }
+
     }
 }

samples/client/echo_api/java/apache-httpclient/README.md

@@ -113,6 +113,7 @@ Class | Method | HTTP request | Description
 *BodyApi* | [**testEchoBodyPetResponseString**](docs/BodyApi.md#testEchoBodyPetResponseString) | **POST** /echo/body/Pet/response_string | Test empty response body
 *BodyApi* | [**testEchoBodyTagResponseString**](docs/BodyApi.md#testEchoBodyTagResponseString) | **POST** /echo/body/Tag/response_string | Test empty json (request body)
 *FormApi* | [**testFormIntegerBooleanString**](docs/FormApi.md#testFormIntegerBooleanString) | **POST** /form/integer/boolean/string | Test form parameter(s)
+*FormApi* | [**testFormOneof**](docs/FormApi.md#testFormOneof) | **POST** /form/oneof | Test form parameter(s) for oneOf schema
 *HeaderApi* | [**testHeaderIntegerBooleanString**](docs/HeaderApi.md#testHeaderIntegerBooleanString) | **GET** /header/integer/boolean/string | Test header parameter(s)
 *PathApi* | [**testsPathStringPathStringIntegerPathInteger**](docs/PathApi.md#testsPathStringPathStringIntegerPathInteger) | **GET** /path/string/{path_string}/integer/{path_integer} | Test path parameter(s)
 *QueryApi* | [**testEnumRefString**](docs/QueryApi.md#testEnumRefString) | **GET** /query/enum_ref_string | Test query parameter(s)

samples/client/echo_api/java/apache-httpclient/api/openapi.yaml

@@ -62,6 +62,27 @@ paths:
       - form
       x-content-type: application/x-www-form-urlencoded
       x-accepts: text/plain
+  /form/oneof:
+    post:
+      description: Test form parameter(s) for oneOf schema
+      operationId: test/form/oneof
+      requestBody:
+        content:
+          application/x-www-form-urlencoded:
+            schema:
+              $ref: '#/components/schemas/test_form_oneof_request'
+      responses:
+        "200":
+          content:
+            text/plain:
+              schema:
+                type: string
+          description: Successful operation
+      summary: Test form parameter(s) for oneOf schema
+      tags:
+      - form
+      x-content-type: application/x-www-form-urlencoded
+      x-accepts: text/plain
   /header/integer/boolean/string:
     get:
       description: Test header parameter(s)
@@ -667,6 +688,26 @@ components:
         string_form:
           type: string
       type: object
+    test_form_oneof_request_oneOf:
+      properties:
+        form1:
+          type: string
+        form2:
+          type: integer
+      type: object
+    test_form_oneof_request_oneOf_1:
+      properties:
+        form3:
+          type: string
+        form4:
+          type: boolean
+      type: object
+    test_form_oneof_request:
+      oneOf:
+      - $ref: '#/components/schemas/test_form_oneof_request_oneOf'
+      - $ref: '#/components/schemas/test_form_oneof_request_oneOf_1'
+      - $ref: '#/components/schemas/Tag'
+      type: object
     test_query_style_form_explode_true_array_string_query_object_parameter:
       properties:
         values:

samples/client/echo_api/java/apache-httpclient/docs/FormApi.md

@@ -5,6 +5,7 @@ All URIs are relative to *http://localhost:3000*
 | Method | HTTP request | Description |
 |------------- | ------------- | -------------|
 | [**testFormIntegerBooleanString**](FormApi.md#testFormIntegerBooleanString) | **POST** /form/integer/boolean/string | Test form parameter(s) |
+| [**testFormOneof**](FormApi.md#testFormOneof) | **POST** /form/oneof | Test form parameter(s) for oneOf schema |
 
 
 
@@ -77,3 +78,79 @@ No authorization required
 |-------------|-------------|------------------|
 | **200** | Successful operation |  -  |
 
+
+## testFormOneof
+
+> String testFormOneof(form1, form2, form3, form4, id, name)
+
+Test form parameter(s) for oneOf schema
+
+Test form parameter(s) for oneOf schema
+
+### Example
+
+```java
+// Import classes:
+import org.openapitools.client.ApiClient;
+import org.openapitools.client.ApiException;
+import org.openapitools.client.Configuration;
+import org.openapitools.client.models.*;
+import org.openapitools.client.api.FormApi;
+
+public class Example {
+    public static void main(String[] args) {
+        ApiClient defaultClient = Configuration.getDefaultApiClient();
+        defaultClient.setBasePath("http://localhost:3000");
+
+        FormApi apiInstance = new FormApi(defaultClient);
+        String form1 = "form1_example"; // String | 
+        Integer form2 = 56; // Integer | 
+        String form3 = "form3_example"; // String | 
+        Boolean form4 = true; // Boolean | 
+        Long id = 56L; // Long | 
+        String name = "name_example"; // String | 
+        try {
+            String result = apiInstance.testFormOneof(form1, form2, form3, form4, id, name);
+            System.out.println(result);
+        } catch (ApiException e) {
+            System.err.println("Exception when calling FormApi#testFormOneof");
+            System.err.println("Status code: " + e.getCode());
+            System.err.println("Reason: " + e.getResponseBody());
+            System.err.println("Response headers: " + e.getResponseHeaders());
+            e.printStackTrace();
+        }
+    }
+}
+```
+
+### Parameters
+
+
+| Name | Type | Description  | Notes |
+|------------- | ------------- | ------------- | -------------|
+| **form1** | **String**|  | [optional] |
+| **form2** | **Integer**|  | [optional] |
+| **form3** | **String**|  | [optional] |
+| **form4** | **Boolean**|  | [optional] |
+| **id** | **Long**|  | [optional] |
+| **name** | **String**|  | [optional] |
+
+### Return type
+
+**String**
+
+### Authorization
+
+No authorization required
+
+### HTTP request headers
+
+- **Content-Type**: application/x-www-form-urlencoded
+- **Accept**: text/plain
+
+
+### HTTP response details
+| Status code | Description | Response headers |
+|-------------|-------------|------------------|
+| **200** | Successful operation |  -  |
+

samples/client/echo_api/java/apache-httpclient/src/main/java/org/openapitools/client/api/FormApi.java

@@ -129,4 +129,95 @@ if (stringForm != null)
     );
   }
 
+  /**
+   * Test form parameter(s) for oneOf schema
+   * Test form parameter(s) for oneOf schema
+   * @param form1  (optional)
+   * @param form2  (optional)
+   * @param form3  (optional)
+   * @param form4  (optional)
+   * @param id  (optional)
+   * @param name  (optional)
+   * @return String
+   * @throws ApiException if fails to make API call
+   */
+  public String testFormOneof(String form1, Integer form2, String form3, Boolean form4, Long id, String name) throws ApiException {
+    return this.testFormOneof(form1, form2, form3, form4, id, name, Collections.emptyMap());
+  }
+
+
+  /**
+   * Test form parameter(s) for oneOf schema
+   * Test form parameter(s) for oneOf schema
+   * @param form1  (optional)
+   * @param form2  (optional)
+   * @param form3  (optional)
+   * @param form4  (optional)
+   * @param id  (optional)
+   * @param name  (optional)
+   * @param additionalHeaders additionalHeaders for this call
+   * @return String
+   * @throws ApiException if fails to make API call
+   */
+  public String testFormOneof(String form1, Integer form2, String form3, Boolean form4, Long id, String name, Map<String, String> additionalHeaders) throws ApiException {
+    Object localVarPostBody = null;
+    
+    // create path and map variables
+    String localVarPath = "/form/oneof";
+
+    StringJoiner localVarQueryStringJoiner = new StringJoiner("&");
+    String localVarQueryParameterBaseName;
+    List<Pair> localVarQueryParams = new ArrayList<Pair>();
+    List<Pair> localVarCollectionQueryParams = new ArrayList<Pair>();
+    Map<String, String> localVarHeaderParams = new HashMap<String, String>();
+    Map<String, String> localVarCookieParams = new HashMap<String, String>();
+    Map<String, Object> localVarFormParams = new HashMap<String, Object>();
+
+    
+    localVarHeaderParams.putAll(additionalHeaders);
+
+    
+    if (form1 != null)
+      localVarFormParams.put("form1", form1);
+if (form2 != null)
+      localVarFormParams.put("form2", form2);
+if (form3 != null)
+      localVarFormParams.put("form3", form3);
+if (form4 != null)
+      localVarFormParams.put("form4", form4);
+if (id != null)
+      localVarFormParams.put("id", id);
+if (name != null)
+      localVarFormParams.put("name", name);
+
+    final String[] localVarAccepts = {
+      "text/plain"
+    };
+    final String localVarAccept = apiClient.selectHeaderAccept(localVarAccepts);
+
+    final String[] localVarContentTypes = {
+      "application/x-www-form-urlencoded"
+    };
+    final String localVarContentType = apiClient.selectHeaderContentType(localVarContentTypes);
+
+    String[] localVarAuthNames = new String[] {  };
+
+    TypeReference<String> localVarReturnType = new TypeReference<String>() {};
+    return apiClient.invokeAPI(
+        localVarPath,
+        "POST",
+        localVarQueryParams,
+        localVarCollectionQueryParams,
+        localVarQueryStringJoiner.toString(),
+        localVarPostBody,
+        localVarHeaderParams,
+        localVarCookieParams,
+        localVarFormParams,
+        localVarAccept,
+        localVarContentType,
+        localVarAuthNames,
+        localVarReturnType
+    );
+  }
+
 }

samples/client/echo_api/java/feign-gson/api/openapi.yaml

@@ -62,6 +62,27 @@ paths:
       - form
       x-content-type: application/x-www-form-urlencoded
       x-accepts: text/plain
+  /form/oneof:
+    post:
+      description: Test form parameter(s) for oneOf schema
+      operationId: test/form/oneof
+      requestBody:
+        content:
+          application/x-www-form-urlencoded:
+            schema:
+              $ref: '#/components/schemas/test_form_oneof_request'
+      responses:
+        "200":
+          content:
+            text/plain:
+              schema:
+                type: string
+          description: Successful operation
+      summary: Test form parameter(s) for oneOf schema
+      tags:
+      - form
+      x-content-type: application/x-www-form-urlencoded
+      x-accepts: text/plain
   /header/integer/boolean/string:
     get:
       description: Test header parameter(s)
@@ -667,6 +688,26 @@ components:
         string_form:
           type: string
       type: object
+    test_form_oneof_request_oneOf:
+      properties:
+        form1:
+          type: string
+        form2:
+          type: integer
+      type: object
+    test_form_oneof_request_oneOf_1:
+      properties:
+        form3:
+          type: string
+        form4:
+          type: boolean
+      type: object
+    test_form_oneof_request:
+      oneOf:
+      - $ref: '#/components/schemas/test_form_oneof_request_oneOf'
+      - $ref: '#/components/schemas/test_form_oneof_request_oneOf_1'
+      - $ref: '#/components/schemas/Tag'
+      type: object
     test_query_style_form_explode_true_array_string_query_object_parameter:
       properties:
         values:

samples/client/echo_api/java/feign-gson/src/main/java/org/openapitools/client/api/FormApi.java

@@ -47,4 +47,43 @@ public interface FormApi extends ApiClient.Api {
   ApiResponse<String> testFormIntegerBooleanStringWithHttpInfo(@Param("integer_form") Integer integerForm, @Param("boolean_form") Boolean booleanForm, @Param("string_form") String stringForm);
 
 
+
+  /**
+   * Test form parameter(s) for oneOf schema
+   * Test form parameter(s) for oneOf schema
+   * @param form1  (optional)
+   * @param form2  (optional)
+   * @param form3  (optional)
+   * @param form4  (optional)
+   * @param id  (optional)
+   * @param name  (optional)
+   * @return String
+   */
+  @RequestLine("POST /form/oneof")
+  @Headers({
+    "Content-Type: application/x-www-form-urlencoded",
+    "Accept: text/plain",
+  })
+  String testFormOneof(@Param("form1") String form1, @Param("form2") Integer form2, @Param("form3") String form3, @Param("form4") Boolean form4, @Param("id") Long id, @Param("name") String name);
+
+  /**
+   * Test form parameter(s) for oneOf schema
+   * Similar to <code>testFormOneof</code> but it also returns the http response headers .
+   * Test form parameter(s) for oneOf schema
+   * @param form1  (optional)
+   * @param form2  (optional)
+   * @param form3  (optional)
+   * @param form4  (optional)
+   * @param id  (optional)
+   * @param name  (optional)
+   * @return A ApiResponse that wraps the response boyd and the http headers.
+   */
+  @RequestLine("POST /form/oneof")
+  @Headers({
+    "Content-Type: application/x-www-form-urlencoded",
+    "Accept: text/plain",
+  })
+  ApiResponse<String> testFormOneofWithHttpInfo(@Param("form1") String form1, @Param("form2") Integer form2, @Param("form3") String form3, @Param("form4") Boolean form4, @Param("id") Long id, @Param("name") String name);
+
+
 }

samples/client/echo_api/java/native/README.md

@@ -120,6 +120,8 @@ Class | Method | HTTP request | Description
 *BodyApi* | [**testEchoBodyTagResponseStringWithHttpInfo**](docs/BodyApi.md#testEchoBodyTagResponseStringWithHttpInfo) | **POST** /echo/body/Tag/response_string | Test empty json (request body)
 *FormApi* | [**testFormIntegerBooleanString**](docs/FormApi.md#testFormIntegerBooleanString) | **POST** /form/integer/boolean/string | Test form parameter(s)
 *FormApi* | [**testFormIntegerBooleanStringWithHttpInfo**](docs/FormApi.md#testFormIntegerBooleanStringWithHttpInfo) | **POST** /form/integer/boolean/string | Test form parameter(s)
+*FormApi* | [**testFormOneof**](docs/FormApi.md#testFormOneof) | **POST** /form/oneof | Test form parameter(s) for oneOf schema
+*FormApi* | [**testFormOneofWithHttpInfo**](docs/FormApi.md#testFormOneofWithHttpInfo) | **POST** /form/oneof | Test form parameter(s) for oneOf schema
 *HeaderApi* | [**testHeaderIntegerBooleanString**](docs/HeaderApi.md#testHeaderIntegerBooleanString) | **GET** /header/integer/boolean/string | Test header parameter(s)
 *HeaderApi* | [**testHeaderIntegerBooleanStringWithHttpInfo**](docs/HeaderApi.md#testHeaderIntegerBooleanStringWithHttpInfo) | **GET** /header/integer/boolean/string | Test header parameter(s)
 *PathApi* | [**testsPathStringPathStringIntegerPathInteger**](docs/PathApi.md#testsPathStringPathStringIntegerPathInteger) | **GET** /path/string/{path_string}/integer/{path_integer} | Test path parameter(s)

samples/client/echo_api/java/native/api/openapi.yaml

@@ -62,6 +62,27 @@ paths:
       - form
       x-content-type: application/x-www-form-urlencoded
       x-accepts: text/plain
+  /form/oneof:
+    post:
+      description: Test form parameter(s) for oneOf schema
+      operationId: test/form/oneof
+      requestBody:
+        content:
+          application/x-www-form-urlencoded:
+            schema:
+              $ref: '#/components/schemas/test_form_oneof_request'
+      responses:
+        "200":
+          content:
+            text/plain:
+              schema:
+                type: string
+          description: Successful operation
+      summary: Test form parameter(s) for oneOf schema
+      tags:
+      - form
+      x-content-type: application/x-www-form-urlencoded
+      x-accepts: text/plain
   /header/integer/boolean/string:
     get:
       description: Test header parameter(s)
@@ -667,6 +688,26 @@ components:
         string_form:
           type: string
       type: object
+    test_form_oneof_request_oneOf:
+      properties:
+        form1:
+          type: string
+        form2:
+          type: integer
+      type: object
+    test_form_oneof_request_oneOf_1:
+      properties:
+        form3:
+          type: string
+        form4:
+          type: boolean
+      type: object
+    test_form_oneof_request:
+      oneOf:
+      - $ref: '#/components/schemas/test_form_oneof_request_oneOf'
+      - $ref: '#/components/schemas/test_form_oneof_request_oneOf_1'
+      - $ref: '#/components/schemas/Tag'
+      type: object
     test_query_style_form_explode_true_array_string_query_object_parameter:
       properties:
         values:

samples/client/echo_api/java/native/docs/FormApi.md

@@ -6,6 +6,8 @@ All URIs are relative to *http://localhost:3000*
 |------------- | ------------- | -------------|
 | [**testFormIntegerBooleanString**](FormApi.md#testFormIntegerBooleanString) | **POST** /form/integer/boolean/string | Test form parameter(s) |
 | [**testFormIntegerBooleanStringWithHttpInfo**](FormApi.md#testFormIntegerBooleanStringWithHttpInfo) | **POST** /form/integer/boolean/string | Test form parameter(s) |
+| [**testFormOneof**](FormApi.md#testFormOneof) | **POST** /form/oneof | Test form parameter(s) for oneOf schema |
+| [**testFormOneofWithHttpInfo**](FormApi.md#testFormOneofWithHttpInfo) | **POST** /form/oneof | Test form parameter(s) for oneOf schema |
 
 
 
@@ -150,3 +152,157 @@ No authorization required
 |-------------|-------------|------------------|
 | **200** | Successful operation |  -  |
 
+
+## testFormOneof
+
+> String testFormOneof(form1, form2, form3, form4, id, name)
+
+Test form parameter(s) for oneOf schema
+
+Test form parameter(s) for oneOf schema
+
+### Example
+
+```java
+// Import classes:
+import org.openapitools.client.ApiClient;
+import org.openapitools.client.ApiException;
+import org.openapitools.client.Configuration;
+import org.openapitools.client.models.*;
+import org.openapitools.client.api.FormApi;
+
+public class Example {
+    public static void main(String[] args) {
+        ApiClient defaultClient = Configuration.getDefaultApiClient();
+        defaultClient.setBasePath("http://localhost:3000");
+
+        FormApi apiInstance = new FormApi(defaultClient);
+        String form1 = "form1_example"; // String | 
+        Integer form2 = 56; // Integer | 
+        String form3 = "form3_example"; // String | 
+        Boolean form4 = true; // Boolean | 
+        Long id = 56L; // Long | 
+        String name = "name_example"; // String | 
+        try {
+            String result = apiInstance.testFormOneof(form1, form2, form3, form4, id, name);
+            System.out.println(result);
+        } catch (ApiException e) {
+            System.err.println("Exception when calling FormApi#testFormOneof");
+            System.err.println("Status code: " + e.getCode());
+            System.err.println("Reason: " + e.getResponseBody());
+            System.err.println("Response headers: " + e.getResponseHeaders());
+            e.printStackTrace();
+        }
+    }
+}
+```
+
+### Parameters
+
+
+| Name | Type | Description  | Notes |
+|------------- | ------------- | ------------- | -------------|
+| **form1** | **String**|  | [optional] |
+| **form2** | **Integer**|  | [optional] |
+| **form3** | **String**|  | [optional] |
+| **form4** | **Boolean**|  | [optional] |
+| **id** | **Long**|  | [optional] |
+| **name** | **String**|  | [optional] |
+
+### Return type
+
+**String**
+
+
+### Authorization
+
+No authorization required
+
+### HTTP request headers
+
+- **Content-Type**: application/x-www-form-urlencoded
+- **Accept**: text/plain
+
+### HTTP response details
+| Status code | Description | Response headers |
+|-------------|-------------|------------------|
+| **200** | Successful operation |  -  |
+
+## testFormOneofWithHttpInfo
+
+> ApiResponse<String> testFormOneof testFormOneofWithHttpInfo(form1, form2, form3, form4, id, name)
+
+Test form parameter(s) for oneOf schema
+
+Test form parameter(s) for oneOf schema
+
+### Example
+
+```java
+// Import classes:
+import org.openapitools.client.ApiClient;
+import org.openapitools.client.ApiException;
+import org.openapitools.client.ApiResponse;
+import org.openapitools.client.Configuration;
+import org.openapitools.client.models.*;
+import org.openapitools.client.api.FormApi;
+
+public class Example {
+    public static void main(String[] args) {
+        ApiClient defaultClient = Configuration.getDefaultApiClient();
+        defaultClient.setBasePath("http://localhost:3000");
+
+        FormApi apiInstance = new FormApi(defaultClient);
+        String form1 = "form1_example"; // String | 
+        Integer form2 = 56; // Integer | 
+        String form3 = "form3_example"; // String | 
+        Boolean form4 = true; // Boolean | 
+        Long id = 56L; // Long | 
+        String name = "name_example"; // String | 
+        try {
+            ApiResponse<String> response = apiInstance.testFormOneofWithHttpInfo(form1, form2, form3, form4, id, name);
+            System.out.println("Status code: " + response.getStatusCode());
+            System.out.println("Response headers: " + response.getHeaders());
+            System.out.println("Response body: " + response.getData());
+        } catch (ApiException e) {
+            System.err.println("Exception when calling FormApi#testFormOneof");
+            System.err.println("Status code: " + e.getCode());
+            System.err.println("Response headers: " + e.getResponseHeaders());
+            System.err.println("Reason: " + e.getResponseBody());
+            e.printStackTrace();
+        }
+    }
+}
+```
+
+### Parameters
+
+
+| Name | Type | Description  | Notes |
+|------------- | ------------- | ------------- | -------------|
+| **form1** | **String**|  | [optional] |
+| **form2** | **Integer**|  | [optional] |
+| **form3** | **String**|  | [optional] |
+| **form4** | **Boolean**|  | [optional] |
+| **id** | **Long**|  | [optional] |
+| **name** | **String**|  | [optional] |
+
+### Return type
+
+ApiResponse<**String**>
+
+
+### Authorization
+
+No authorization required
+
+### HTTP request headers
+
+- **Content-Type**: application/x-www-form-urlencoded
+- **Accept**: text/plain
+
+### HTTP response details
+| Status code | Description | Response headers |
+|-------------|-------------|------------------|
+| **200** | Successful operation |  -  |
+

samples/client/echo_api/java/native/src/main/java/org/openapitools/client/api/FormApi.java

@@ -185,4 +185,118 @@ public class FormApi {
     }
     return localVarRequestBuilder;
   }
+  /**
+   * Test form parameter(s) for oneOf schema
+   * Test form parameter(s) for oneOf schema
+   * @param form1  (optional)
+   * @param form2  (optional)
+   * @param form3  (optional)
+   * @param form4  (optional)
+   * @param id  (optional)
+   * @param name  (optional)
+   * @return String
+   * @throws ApiException if fails to make API call
+   */
+  public String testFormOneof(String form1, Integer form2, String form3, Boolean form4, Long id, String name) throws ApiException {
+    ApiResponse<String> localVarResponse = testFormOneofWithHttpInfo(form1, form2, form3, form4, id, name);
+    return localVarResponse.getData();
+  }
+
+  /**
+   * Test form parameter(s) for oneOf schema
+   * Test form parameter(s) for oneOf schema
+   * @param form1  (optional)
+   * @param form2  (optional)
+   * @param form3  (optional)
+   * @param form4  (optional)
+   * @param id  (optional)
+   * @param name  (optional)
+   * @return ApiResponse&lt;String&gt;
+   * @throws ApiException if fails to make API call
+   */
+  public ApiResponse<String> testFormOneofWithHttpInfo(String form1, Integer form2, String form3, Boolean form4, Long id, String name) throws ApiException {
+    HttpRequest.Builder localVarRequestBuilder = testFormOneofRequestBuilder(form1, form2, form3, form4, id, name);
+    try {
+      HttpResponse<InputStream> localVarResponse = memberVarHttpClient.send(
+          localVarRequestBuilder.build(),
+          HttpResponse.BodyHandlers.ofInputStream());
+      if (memberVarResponseInterceptor != null) {
+        memberVarResponseInterceptor.accept(localVarResponse);
+      }
+      try {
+        if (localVarResponse.statusCode()/ 100 != 2) {
+          throw getApiException("testFormOneof", localVarResponse);
+        }
+        // for plain text response
+        if (localVarResponse.headers().map().containsKey("Content-Type") &&
+                "text/plain".equalsIgnoreCase(localVarResponse.headers().map().get("Content-Type").get(0).split(";")[0].trim())) {
+          java.util.Scanner s = new java.util.Scanner(localVarResponse.body()).useDelimiter("\\A");
+          String responseBodyText = s.hasNext() ? s.next() : "";
+          return new ApiResponse<String>(
+                  localVarResponse.statusCode(),
+                  localVarResponse.headers().map(),
+                  responseBodyText
+          );
+        } else {
+            throw new RuntimeException("Error! The response Content-Type is supposed to be `text/plain` but it's not: " + localVarResponse);
+        }
+      } finally {
+      }
+    } catch (IOException e) {
+      throw new ApiException(e);
+    }
+    catch (InterruptedException e) {
+      Thread.currentThread().interrupt();
+      throw new ApiException(e);
+    }
+  }
+
+  private HttpRequest.Builder testFormOneofRequestBuilder(String form1, Integer form2, String form3, Boolean form4, Long id, String name) throws ApiException {
+
+    HttpRequest.Builder localVarRequestBuilder = HttpRequest.newBuilder();
+
+    String localVarPath = "/form/oneof";
+
+    localVarRequestBuilder.uri(URI.create(memberVarBaseUri + localVarPath));
+
+    localVarRequestBuilder.header("Accept", "text/plain");
+
+    List<NameValuePair> formValues = new ArrayList<>();
+    if (form1 != null) {
+        formValues.add(new BasicNameValuePair("form1", form1.toString()));
+    }
+    if (form2 != null) {
+        formValues.add(new BasicNameValuePair("form2", form2.toString()));
+    }
+    if (form3 != null) {
+        formValues.add(new BasicNameValuePair("form3", form3.toString()));
+    }
+    if (form4 != null) {
+        formValues.add(new BasicNameValuePair("form4", form4.toString()));
+    }
+    if (id != null) {
+        formValues.add(new BasicNameValuePair("id", id.toString()));
+    }
+    if (name != null) {
+        formValues.add(new BasicNameValuePair("name", name.toString()));
+    }
+    HttpEntity entity = new UrlEncodedFormEntity(formValues, java.nio.charset.StandardCharsets.UTF_8);
+    ByteArrayOutputStream formOutputStream = new ByteArrayOutputStream();
+    try {
+        entity.writeTo(formOutputStream);
+    } catch (IOException e) {
+        throw new RuntimeException(e);
+    }
+    localVarRequestBuilder
+        .header("Content-Type", entity.getContentType().getValue())
+        .method("POST", HttpRequest.BodyPublishers
+            .ofInputStream(() -> new ByteArrayInputStream(formOutputStream.toByteArray())));
+    if (memberVarReadTimeout != null) {
+      localVarRequestBuilder.timeout(memberVarReadTimeout);
+    }
+    if (memberVarInterceptor != null) {
+      memberVarInterceptor.accept(localVarRequestBuilder);
+    }
+    return localVarRequestBuilder;
+  }
 }

samples/client/echo_api/java/native/src/test/java/org/openapitools/client/CustomTest.java

@@ -284,6 +284,18 @@ public class CustomTest {
         Assert.assertEquals("3b\ninteger_form=1337&boolean_form=true&string_form=Hello+World\n0\n\n", p.body);
     }
 
+    @Test
+    public void testFormOneOf() throws ApiException {
+        String form1 = "form1_example"; // String | 
+        Integer form2 = 56; // Integer | 
+        String form3 = "form3  example"; // String | 
+        Boolean form4 = true;
+        String response = formApi.testFormOneof(form1, form2, form3, form4, null, null);
+        org.openapitools.client.EchoServerResponseParser p = new org.openapitools.client.EchoServerResponseParser(response);
+        Assert.assertEquals("/form/oneof", p.path);
+        Assert.assertEquals("3c\nform1=form1_example&form2=56&form3=form3++example&form4=true\n0\n\n", p.body);
+    }
+
     @Test
     public void testBodyMultipartFormdataArrayOfBinary() throws ApiException {
         File file1 = Objects.requireNonNull(getFile("Hello"));

samples/client/echo_api/java/okhttp-gson/README.md

@@ -120,6 +120,7 @@ Class | Method | HTTP request | Description
 *BodyApi* | [**testEchoBodyPetResponseString**](docs/BodyApi.md#testEchoBodyPetResponseString) | **POST** /echo/body/Pet/response_string | Test empty response body
 *BodyApi* | [**testEchoBodyTagResponseString**](docs/BodyApi.md#testEchoBodyTagResponseString) | **POST** /echo/body/Tag/response_string | Test empty json (request body)
 *FormApi* | [**testFormIntegerBooleanString**](docs/FormApi.md#testFormIntegerBooleanString) | **POST** /form/integer/boolean/string | Test form parameter(s)
+*FormApi* | [**testFormOneof**](docs/FormApi.md#testFormOneof) | **POST** /form/oneof | Test form parameter(s) for oneOf schema
 *HeaderApi* | [**testHeaderIntegerBooleanString**](docs/HeaderApi.md#testHeaderIntegerBooleanString) | **GET** /header/integer/boolean/string | Test header parameter(s)
 *PathApi* | [**testsPathStringPathStringIntegerPathInteger**](docs/PathApi.md#testsPathStringPathStringIntegerPathInteger) | **GET** /path/string/{path_string}/integer/{path_integer} | Test path parameter(s)
 *QueryApi* | [**testEnumRefString**](docs/QueryApi.md#testEnumRefString) | **GET** /query/enum_ref_string | Test query parameter(s)

samples/client/echo_api/java/okhttp-gson/api/openapi.yaml

@@ -62,6 +62,27 @@ paths:
       - form
       x-content-type: application/x-www-form-urlencoded
       x-accepts: text/plain
+  /form/oneof:
+    post:
+      description: Test form parameter(s) for oneOf schema
+      operationId: test/form/oneof
+      requestBody:
+        content:
+          application/x-www-form-urlencoded:
+            schema:
+              $ref: '#/components/schemas/test_form_oneof_request'
+      responses:
+        "200":
+          content:
+            text/plain:
+              schema:
+                type: string
+          description: Successful operation
+      summary: Test form parameter(s) for oneOf schema
+      tags:
+      - form
+      x-content-type: application/x-www-form-urlencoded
+      x-accepts: text/plain
   /header/integer/boolean/string:
     get:
       description: Test header parameter(s)
@@ -667,6 +688,26 @@ components:
         string_form:
           type: string
       type: object
+    test_form_oneof_request_oneOf:
+      properties:
+        form1:
+          type: string
+        form2:
+          type: integer
+      type: object
+    test_form_oneof_request_oneOf_1:
+      properties:
+        form3:
+          type: string
+        form4:
+          type: boolean
+      type: object
+    test_form_oneof_request:
+      oneOf:
+      - $ref: '#/components/schemas/test_form_oneof_request_oneOf'
+      - $ref: '#/components/schemas/test_form_oneof_request_oneOf_1'
+      - $ref: '#/components/schemas/Tag'
+      type: object
     test_query_style_form_explode_true_array_string_query_object_parameter:
       properties:
         values:

samples/client/echo_api/java/okhttp-gson/docs/FormApi.md

@@ -5,6 +5,7 @@ All URIs are relative to *http://localhost:3000*
 | Method | HTTP request | Description |
 |------------- | ------------- | -------------|
 | [**testFormIntegerBooleanString**](FormApi.md#testFormIntegerBooleanString) | **POST** /form/integer/boolean/string | Test form parameter(s) |
+| [**testFormOneof**](FormApi.md#testFormOneof) | **POST** /form/oneof | Test form parameter(s) for oneOf schema |
 
 
 <a id="testFormIntegerBooleanString"></a>
@@ -73,3 +74,75 @@ No authorization required
 |-------------|-------------|------------------|
 | **200** | Successful operation |  -  |
 
+<a id="testFormOneof"></a>
+# **testFormOneof**
+> String testFormOneof(form1, form2, form3, form4, id, name)
+
+Test form parameter(s) for oneOf schema
+
+Test form parameter(s) for oneOf schema
+
+### Example
+```java
+// Import classes:
+import org.openapitools.client.ApiClient;
+import org.openapitools.client.ApiException;
+import org.openapitools.client.Configuration;
+import org.openapitools.client.models.*;
+import org.openapitools.client.api.FormApi;
+
+public class Example {
+  public static void main(String[] args) {
+    ApiClient defaultClient = Configuration.getDefaultApiClient();
+    defaultClient.setBasePath("http://localhost:3000");
+
+    FormApi apiInstance = new FormApi(defaultClient);
+    String form1 = "form1_example"; // String | 
+    Integer form2 = 56; // Integer | 
+    String form3 = "form3_example"; // String | 
+    Boolean form4 = true; // Boolean | 
+    Long id = 56L; // Long | 
+    String name = "name_example"; // String | 
+    try {
+      String result = apiInstance.testFormOneof(form1, form2, form3, form4, id, name);
+      System.out.println(result);
+    } catch (ApiException e) {
+      System.err.println("Exception when calling FormApi#testFormOneof");
+      System.err.println("Status code: " + e.getCode());
+      System.err.println("Reason: " + e.getResponseBody());
+      System.err.println("Response headers: " + e.getResponseHeaders());
+      e.printStackTrace();
+    }
+  }
+}
+```
+
+### Parameters
+
+| Name | Type | Description  | Notes |
+|------------- | ------------- | ------------- | -------------|
+| **form1** | **String**|  | [optional] |
+| **form2** | **Integer**|  | [optional] |
+| **form3** | **String**|  | [optional] |
+| **form4** | **Boolean**|  | [optional] |
+| **id** | **Long**|  | [optional] |
+| **name** | **String**|  | [optional] |
+
+### Return type
+
+**String**
+
+### Authorization
+
+No authorization required
+
+### HTTP request headers
+
+ - **Content-Type**: application/x-www-form-urlencoded
+ - **Accept**: text/plain
+
+### HTTP response details
+| Status code | Description | Response headers |
+|-------------|-------------|------------------|
+| **200** | Successful operation |  -  |
+

samples/client/echo_api/java/okhttp-gson/src/main/java/org/openapitools/client/api/FormApi.java

@@ -209,4 +209,166 @@ public class FormApi {
         localVarApiClient.executeAsync(localVarCall, localVarReturnType, _callback);
         return localVarCall;
     }
+    /**
+     * Build call for testFormOneof
+     * @param form1  (optional)
+     * @param form2  (optional)
+     * @param form3  (optional)
+     * @param form4  (optional)
+     * @param id  (optional)
+     * @param name  (optional)
+     * @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 testFormOneofCall(String form1, Integer form2, String form3, Boolean form4, Long id, String name, final ApiCallback _callback) throws ApiException {
+        String basePath = null;
+        // Operation Servers
+        String[] localBasePaths = new String[] {  };
+
+        // Determine Base Path to Use
+        if (localCustomBaseUrl != null){
+            basePath = localCustomBaseUrl;
+        } else if ( localBasePaths.length > 0 ) {
+            basePath = localBasePaths[localHostIndex];
+        } else {
+            basePath = null;
+        }
+
+        Object localVarPostBody = null;
+
+        // create path and map variables
+        String localVarPath = "/form/oneof";
+
+        List<Pair> localVarQueryParams = new ArrayList<Pair>();
+        List<Pair> localVarCollectionQueryParams = new ArrayList<Pair>();
+        Map<String, String> localVarHeaderParams = new HashMap<String, String>();
+        Map<String, String> localVarCookieParams = new HashMap<String, String>();
+        Map<String, Object> localVarFormParams = new HashMap<String, Object>();
+
+        if (form1 != null) {
+            localVarFormParams.put("form1", form1);
+        }
+
+        if (form2 != null) {
+            localVarFormParams.put("form2", form2);
+        }
+
+        if (form3 != null) {
+            localVarFormParams.put("form3", form3);
+        }
+
+        if (form4 != null) {
+            localVarFormParams.put("form4", form4);
+        }
+
+        if (id != null) {
+            localVarFormParams.put("id", id);
+        }
+
+        if (name != null) {
+            localVarFormParams.put("name", name);
+        }
+
+        final String[] localVarAccepts = {
+            "text/plain"
+        };
+        final String localVarAccept = localVarApiClient.selectHeaderAccept(localVarAccepts);
+        if (localVarAccept != null) {
+            localVarHeaderParams.put("Accept", localVarAccept);
+        }
+
+        final String[] localVarContentTypes = {
+            "application/x-www-form-urlencoded"
+        };
+        final String localVarContentType = localVarApiClient.selectHeaderContentType(localVarContentTypes);
+        if (localVarContentType != null) {
+            localVarHeaderParams.put("Content-Type", localVarContentType);
+        }
+
+        String[] localVarAuthNames = new String[] {  };
+        return localVarApiClient.buildCall(basePath, localVarPath, "POST", localVarQueryParams, localVarCollectionQueryParams, localVarPostBody, localVarHeaderParams, localVarCookieParams, localVarFormParams, localVarAuthNames, _callback);
+    }
+
+    @SuppressWarnings("rawtypes")
+    private okhttp3.Call testFormOneofValidateBeforeCall(String form1, Integer form2, String form3, Boolean form4, Long id, String name, final ApiCallback _callback) throws ApiException {
+        return testFormOneofCall(form1, form2, form3, form4, id, name, _callback);
+
+    }
+
+    /**
+     * Test form parameter(s) for oneOf schema
+     * Test form parameter(s) for oneOf schema
+     * @param form1  (optional)
+     * @param form2  (optional)
+     * @param form3  (optional)
+     * @param form4  (optional)
+     * @param id  (optional)
+     * @param name  (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> Successful operation </td><td>  -  </td></tr>
+     </table>
+     */
+    public String testFormOneof(String form1, Integer form2, String form3, Boolean form4, Long id, String name) throws ApiException {
+        ApiResponse<String> localVarResp = testFormOneofWithHttpInfo(form1, form2, form3, form4, id, name);
+        return localVarResp.getData();
+    }
+
+    /**
+     * Test form parameter(s) for oneOf schema
+     * Test form parameter(s) for oneOf schema
+     * @param form1  (optional)
+     * @param form2  (optional)
+     * @param form3  (optional)
+     * @param form4  (optional)
+     * @param id  (optional)
+     * @param name  (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> Successful operation </td><td>  -  </td></tr>
+     </table>
+     */
+    public ApiResponse<String> testFormOneofWithHttpInfo(String form1, Integer form2, String form3, Boolean form4, Long id, String name) throws ApiException {
+        okhttp3.Call localVarCall = testFormOneofValidateBeforeCall(form1, form2, form3, form4, id, name, null);
+        Type localVarReturnType = new TypeToken<String>(){}.getType();
+        return localVarApiClient.execute(localVarCall, localVarReturnType);
+    }
+
+    /**
+     * Test form parameter(s) for oneOf schema (asynchronously)
+     * Test form parameter(s) for oneOf schema
+     * @param form1  (optional)
+     * @param form2  (optional)
+     * @param form3  (optional)
+     * @param form4  (optional)
+     * @param id  (optional)
+     * @param name  (optional)
+     * @param _callback The callback to be executed when the API call finishes
+     * @return The request call
+     * @throws ApiException If fail to process the API call, e.g. serializing the request body object
+     * @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 testFormOneofAsync(String form1, Integer form2, String form3, Boolean form4, Long id, String name, final ApiCallback<String> _callback) throws ApiException {
+
+        okhttp3.Call localVarCall = testFormOneofValidateBeforeCall(form1, form2, form3, form4, id, name, _callback);
+        Type localVarReturnType = new TypeToken<String>(){}.getType();
+        localVarApiClient.executeAsync(localVarCall, localVarReturnType, _callback);
+        return localVarCall;
+    }
 }

samples/client/echo_api/python/README.md

@@ -92,6 +92,7 @@ Class | Method | HTTP request | Description
 *BodyApi* | [**test_echo_body_pet_response_string**](docs/BodyApi.md#test_echo_body_pet_response_string) | **POST** /echo/body/Pet/response_string | Test empty response body
 *BodyApi* | [**test_echo_body_tag_response_string**](docs/BodyApi.md#test_echo_body_tag_response_string) | **POST** /echo/body/Tag/response_string | Test empty json (request body)
 *FormApi* | [**test_form_integer_boolean_string**](docs/FormApi.md#test_form_integer_boolean_string) | **POST** /form/integer/boolean/string | Test form parameter(s)
+*FormApi* | [**test_form_oneof**](docs/FormApi.md#test_form_oneof) | **POST** /form/oneof | Test form parameter(s) for oneOf schema
 *HeaderApi* | [**test_header_integer_boolean_string**](docs/HeaderApi.md#test_header_integer_boolean_string) | **GET** /header/integer/boolean/string | Test header parameter(s)
 *PathApi* | [**tests_path_string_path_string_integer_path_integer**](docs/PathApi.md#tests_path_string_path_string_integer_path_integer) | **GET** /path/string/{path_string}/integer/{path_integer} | Test path parameter(s)
 *QueryApi* | [**test_enum_ref_string**](docs/QueryApi.md#test_enum_ref_string) | **GET** /query/enum_ref_string | Test query parameter(s)

samples/client/echo_api/python/docs/FormApi.md

@@ -5,6 +5,7 @@ All URIs are relative to *http://localhost:3000*
 Method | HTTP request | Description
 ------------- | ------------- | -------------
 [**test_form_integer_boolean_string**](FormApi.md#test_form_integer_boolean_string) | **POST** /form/integer/boolean/string | Test form parameter(s)
+[**test_form_oneof**](FormApi.md#test_form_oneof) | **POST** /form/oneof | Test form parameter(s) for oneOf schema
 
 
 # **test_form_integer_boolean_string**
@@ -77,3 +78,79 @@ No authorization required
 
 [[Back to top]](#) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to Model list]](../README.md#documentation-for-models) [[Back to README]](../README.md)
 
+# **test_form_oneof**
+> str test_form_oneof(form1=form1, form2=form2, form3=form3, form4=form4, id=id, name=name)
+
+Test form parameter(s) for oneOf schema
+
+Test form parameter(s) for oneOf schema
+
+### Example
+
+```python
+import time
+import os
+import openapi_client
+from openapi_client.rest import ApiException
+from pprint import pprint
+
+# Defining the host is optional and defaults to http://localhost:3000
+# See configuration.py for a list of all supported configuration parameters.
+configuration = openapi_client.Configuration(
+    host = "http://localhost:3000"
+)
+
+
+# Enter a context with an instance of the API client
+with openapi_client.ApiClient(configuration) as api_client:
+    # Create an instance of the API class
+    api_instance = openapi_client.FormApi(api_client)
+    form1 = 'form1_example' # str |  (optional)
+    form2 = 56 # int |  (optional)
+    form3 = 'form3_example' # str |  (optional)
+    form4 = True # bool |  (optional)
+    id = 56 # int |  (optional)
+    name = 'name_example' # str |  (optional)
+
+    try:
+        # Test form parameter(s) for oneOf schema
+        api_response = api_instance.test_form_oneof(form1=form1, form2=form2, form3=form3, form4=form4, id=id, name=name)
+        print("The response of FormApi->test_form_oneof:\n")
+        pprint(api_response)
+    except Exception as e:
+        print("Exception when calling FormApi->test_form_oneof: %s\n" % e)
+```
+
+
+
+### Parameters
+
+Name | Type | Description  | Notes
+------------- | ------------- | ------------- | -------------
+ **form1** | **str**|  | [optional] 
+ **form2** | **int**|  | [optional] 
+ **form3** | **str**|  | [optional] 
+ **form4** | **bool**|  | [optional] 
+ **id** | **int**|  | [optional] 
+ **name** | **str**|  | [optional] 
+
+### Return type
+
+**str**
+
+### Authorization
+
+No authorization required
+
+### HTTP request headers
+
+ - **Content-Type**: application/x-www-form-urlencoded
+ - **Accept**: text/plain
+
+### HTTP response details
+| Status code | Description | Response headers |
+|-------------|-------------|------------------|
+**200** | Successful operation |  -  |
+
+[[Back to top]](#) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to Model list]](../README.md#documentation-for-models) [[Back to README]](../README.md)
+

samples/client/echo_api/python/openapi_client/api/form_api.py

@@ -207,3 +207,190 @@ class FormApi:
             _request_timeout=_params.get('_request_timeout'),
             collection_formats=_collection_formats,
             _request_auth=_params.get('_request_auth'))
+
+    @validate_arguments
+    def test_form_oneof(self, form1 : Optional[StrictStr] = None, form2 : Optional[StrictInt] = None, form3 : Optional[StrictStr] = None, form4 : Optional[StrictBool] = None, id : Optional[StrictInt] = None, name : Optional[StrictStr] = None, **kwargs) -> str:  # noqa: E501
+        """Test form parameter(s) for oneOf schema  # noqa: E501
+
+        Test form parameter(s) for oneOf schema  # noqa: E501
+        This method makes a synchronous HTTP request by default. To make an
+        asynchronous HTTP request, please pass async_req=True
+
+        >>> thread = api.test_form_oneof(form1, form2, form3, form4, id, name, async_req=True)
+        >>> result = thread.get()
+
+        :param form1:
+        :type form1: str
+        :param form2:
+        :type form2: int
+        :param form3:
+        :type form3: str
+        :param form4:
+        :type form4: bool
+        :param id:
+        :type id: int
+        :param name:
+        :type name: str
+        :param async_req: Whether to execute the request asynchronously.
+        :type async_req: bool, optional
+        :param _request_timeout: timeout setting for this request.
+               If one number provided, it will be total request
+               timeout. It can also be a pair (tuple) of
+               (connection, read) timeouts.
+        :return: Returns the result object.
+                 If the method is called asynchronously,
+                 returns the request thread.
+        :rtype: str
+        """
+        kwargs['_return_http_data_only'] = True
+        if '_preload_content' in kwargs:
+            message = "Error! Please call the test_form_oneof_with_http_info method with `_preload_content` instead and obtain raw data from ApiResponse.raw_data"  # noqa: E501
+            raise ValueError(message)
+        return self.test_form_oneof_with_http_info(form1, form2, form3, form4, id, name, **kwargs)  # noqa: E501
+
+    @validate_arguments
+    def test_form_oneof_with_http_info(self, form1 : Optional[StrictStr] = None, form2 : Optional[StrictInt] = None, form3 : Optional[StrictStr] = None, form4 : Optional[StrictBool] = None, id : Optional[StrictInt] = None, name : Optional[StrictStr] = None, **kwargs) -> ApiResponse:  # noqa: E501
+        """Test form parameter(s) for oneOf schema  # noqa: E501
+
+        Test form parameter(s) for oneOf schema  # noqa: E501
+        This method makes a synchronous HTTP request by default. To make an
+        asynchronous HTTP request, please pass async_req=True
+
+        >>> thread = api.test_form_oneof_with_http_info(form1, form2, form3, form4, id, name, async_req=True)
+        >>> result = thread.get()
+
+        :param form1:
+        :type form1: str
+        :param form2:
+        :type form2: int
+        :param form3:
+        :type form3: str
+        :param form4:
+        :type form4: bool
+        :param id:
+        :type id: int
+        :param name:
+        :type name: str
+        :param async_req: Whether to execute the request asynchronously.
+        :type async_req: bool, optional
+        :param _preload_content: if False, the ApiResponse.data will
+                                 be set to none and raw_data will store the
+                                 HTTP response body without reading/decoding.
+                                 Default is True.
+        :type _preload_content: bool, optional
+        :param _return_http_data_only: response data instead of ApiResponse
+                                       object with status code, headers, etc
+        :type _return_http_data_only: bool, optional
+        :param _request_timeout: timeout setting for this request. If one
+                                 number provided, it will be total request
+                                 timeout. It can also be a pair (tuple) of
+                                 (connection, read) timeouts.
+        :param _request_auth: set to override the auth_settings for an a single
+                              request; this effectively ignores the authentication
+                              in the spec for a single request.
+        :type _request_auth: dict, optional
+        :type _content_type: string, optional: force content-type for the request
+        :return: Returns the result object.
+                 If the method is called asynchronously,
+                 returns the request thread.
+        :rtype: tuple(str, status_code(int), headers(HTTPHeaderDict))
+        """
+
+        _params = locals()
+
+        _all_params = [
+            'form1',
+            'form2',
+            'form3',
+            'form4',
+            'id',
+            'name'
+        ]
+        _all_params.extend(
+            [
+                'async_req',
+                '_return_http_data_only',
+                '_preload_content',
+                '_request_timeout',
+                '_request_auth',
+                '_content_type',
+                '_headers'
+            ]
+        )
+
+        # validate the arguments
+        for _key, _val in _params['kwargs'].items():
+            if _key not in _all_params:
+                raise ApiTypeError(
+                    "Got an unexpected keyword argument '%s'"
+                    " to method test_form_oneof" % _key
+                )
+            _params[_key] = _val
+        del _params['kwargs']
+
+        _collection_formats = {}
+
+        # process the path parameters
+        _path_params = {}
+
+        # process the query parameters
+        _query_params = []
+        # process the header parameters
+        _header_params = dict(_params.get('_headers', {}))
+        # process the form parameters
+        _form_params = []
+        _files = {}
+        if _params['form1']:
+            _form_params.append(('form1', _params['form1']))
+
+        if _params['form2']:
+            _form_params.append(('form2', _params['form2']))
+
+        if _params['form3']:
+            _form_params.append(('form3', _params['form3']))
+
+        if _params['form4']:
+            _form_params.append(('form4', _params['form4']))
+
+        if _params['id']:
+            _form_params.append(('id', _params['id']))
+
+        if _params['name']:
+            _form_params.append(('name', _params['name']))
+
+        # process the body parameter
+        _body_params = None
+        # set the HTTP header `Accept`
+        _header_params['Accept'] = self.api_client.select_header_accept(
+            ['text/plain'])  # noqa: E501
+
+        # set the HTTP header `Content-Type`
+        _content_types_list = _params.get('_content_type',
+            self.api_client.select_header_content_type(
+                ['application/x-www-form-urlencoded']))
+        if _content_types_list:
+                _header_params['Content-Type'] = _content_types_list
+
+        # authentication setting
+        _auth_settings = []  # noqa: E501
+
+        _response_types_map = {
+            '200': "str",
+        }
+
+        return self.api_client.call_api(
+            '/form/oneof', 'POST',
+            _path_params,
+            _query_params,
+            _header_params,
+            body=_body_params,
+            post_params=_form_params,
+            files=_files,
+            response_types_map=_response_types_map,
+            auth_settings=_auth_settings,
+            async_req=_params.get('async_req'),
+            _return_http_data_only=_params.get('_return_http_data_only'),  # noqa: E501
+            _preload_content=_params.get('_preload_content', True),
+            _request_timeout=_params.get('_request_timeout'),
+            collection_formats=_collection_formats,
+            _request_auth=_params.get('_request_auth'))