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

samples/client/petstore/java/resteasy/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/resteasy/src/main/java/io/swagger/client/api/FakeApi.java

@@ -374,6 +374,46 @@ if (enumQueryDouble != null)
 
     apiClient.invokeAPI(localVarPath, "GET", localVarQueryParams, localVarPostBody, localVarHeaderParams, localVarFormParams, localVarAccept, localVarContentType, localVarAuthNames, null);
   }
+  /**
+   * test inline additionalProperties
+   * 
+   * @param param request body (required)
+   * @throws ApiException if fails to make API call
+   */
+  public void testInlineAdditionalProperties(Object param) throws ApiException {
+    Object localVarPostBody = param;
+    
+    // verify the required parameter 'param' is set
+    if (param == null) {
+      throw new ApiException(400, "Missing the required parameter 'param' when calling testInlineAdditionalProperties");
+    }
+    
+    // create path and map variables
+    String localVarPath = "/fake/inline-additionalProperties".replaceAll("\\{format\\}","json");
+
+    // query params
+    List<Pair> localVarQueryParams = new ArrayList<Pair>();
+    Map<String, String> localVarHeaderParams = new HashMap<String, String>();
+    Map<String, Object> localVarFormParams = new HashMap<String, Object>();
+
+
+    
+    
+    final String[] localVarAccepts = {
+      
+    };
+    final String localVarAccept = apiClient.selectHeaderAccept(localVarAccepts);
+
+    final String[] localVarContentTypes = {
+      "application/json"
+    };
+    final String localVarContentType = apiClient.selectHeaderContentType(localVarContentTypes);
+
+    String[] localVarAuthNames = new String[] {  };
+
+
+    apiClient.invokeAPI(localVarPath, "POST", localVarQueryParams, localVarPostBody, localVarHeaderParams, localVarFormParams, localVarAccept, localVarContentType, localVarAuthNames, null);
+  }
   /**
    * test json serialization of form data
    * 

samples/client/petstore/java/resteasy/src/main/java/io/swagger/client/api/PetApi.java

@@ -168,8 +168,9 @@ public class PetApi {
    * @param tags Tags to filter by (required)
    * @return List<Pet>
    * @throws ApiException if fails to make API call
-   * @Deprecated
+   * @deprecated
    */
+  @Deprecated
   public List<Pet> findPetsByTags(List<String> tags) throws ApiException {
     Object localVarPostBody = null;