Fix #6166 by adding @Deprecated annotations in Java jersey2, okhttp-gson, resteasy libraries (#6801)

samples/client/petstore/java/resttemplate-withXml/docs/FakeApi.md

@@ -11,6 +11,7 @@ Method | HTTP request | Description
 [**testClientModel**](FakeApi.md#testClientModel) | **PATCH** /fake | To test \"client\" model
 [**testEndpointParameters**](FakeApi.md#testEndpointParameters) | **POST** /fake | Fake endpoint for testing various parameters 假端點 偽のエンドポイント 가짜 엔드 포인트 
 [**testEnumParameters**](FakeApi.md#testEnumParameters) | **GET** /fake | To test enum parameters
+[**testInlineAdditionalProperties**](FakeApi.md#testInlineAdditionalProperties) | **POST** /fake/inline-additionalProperties | test inline additionalProperties
 [**testJsonFormData**](FakeApi.md#testJsonFormData) | **GET** /fake/jsonFormData | test json serialization of form data
 
 
@@ -376,6 +377,50 @@ No authorization required
  - **Content-Type**: */*
  - **Accept**: */*
 
+<a name="testInlineAdditionalProperties"></a>
+# **testInlineAdditionalProperties**
+> testInlineAdditionalProperties(param)
+
+test inline additionalProperties
+
+
+
+### Example
+```java
+// Import classes:
+//import io.swagger.client.ApiException;
+//import io.swagger.client.api.FakeApi;
+
+
+FakeApi apiInstance = new FakeApi();
+Object param = null; // Object | request body
+try {
+    apiInstance.testInlineAdditionalProperties(param);
+} catch (ApiException e) {
+    System.err.println("Exception when calling FakeApi#testInlineAdditionalProperties");
+    e.printStackTrace();
+}
+```
+
+### Parameters
+
+Name | Type | Description  | Notes
+------------- | ------------- | ------------- | -------------
+ **param** | **Object**| request body |
+
+### Return type
+
+null (empty response body)
+
+### Authorization
+
+No authorization required
+
+### HTTP request headers
+
+ - **Content-Type**: application/json
+ - **Accept**: Not defined
+
 <a name="testJsonFormData"></a>
 # **testJsonFormData**
 > testJsonFormData(param, param2)

samples/client/petstore/java/resttemplate-withXml/src/main/java/io/swagger/client/api/FakeApi.java

@@ -340,6 +340,39 @@ public class FakeApi {
         ParameterizedTypeReference<Void> returnType = new ParameterizedTypeReference<Void>() {};
         apiClient.invokeAPI(path, HttpMethod.GET, queryParams, postBody, headerParams, formParams, accept, contentType, authNames, returnType);
     }
+    /**
+     * test inline additionalProperties
+     * 
+     * <p><b>200</b> - successful operation
+     * @param param request body
+     * @throws RestClientException if an error occurs while attempting to invoke the API
+     */
+    public void testInlineAdditionalProperties(Object param) throws RestClientException {
+        Object postBody = param;
+        
+        // verify the required parameter 'param' is set
+        if (param == null) {
+            throw new HttpClientErrorException(HttpStatus.BAD_REQUEST, "Missing the required parameter 'param' when calling testInlineAdditionalProperties");
+        }
+        
+        String path = UriComponentsBuilder.fromPath("/fake/inline-additionalProperties").build().toUriString();
+        
+        final MultiValueMap<String, String> queryParams = new LinkedMultiValueMap<String, String>();
+        final HttpHeaders headerParams = new HttpHeaders();
+        final MultiValueMap<String, Object> formParams = new LinkedMultiValueMap<String, Object>();
+
+        final String[] accepts = { };
+        final List<MediaType> accept = apiClient.selectHeaderAccept(accepts);
+        final String[] contentTypes = { 
+            "application/json"
+        };
+        final MediaType contentType = apiClient.selectHeaderContentType(contentTypes);
+
+        String[] authNames = new String[] {  };
+
+        ParameterizedTypeReference<Void> returnType = new ParameterizedTypeReference<Void>() {};
+        apiClient.invokeAPI(path, HttpMethod.POST, queryParams, postBody, headerParams, formParams, accept, contentType, authNames, returnType);
+    }
     /**
      * test json serialization of form data
      *