Fixes #10351

Author: UnHumbleBen

modules/swagger-codegen/src/main/resources/Java/libraries/okhttp-gson/api.mustache

@@ -114,7 +114,7 @@ public class {{classname}} {
         {{localVariablePrefix}}localVarHeaderParams.put("Content-Type", {{localVariablePrefix}}localVarContentType);
 
         if(progressListener != null) {
-            apiClient.getHttpClient().networkInterceptors().add(new com.squareup.okhttp.Interceptor() {
+            {{localVariablePrefix}}apiClient.getHttpClient().networkInterceptors().add(new com.squareup.okhttp.Interceptor() {
                 @Override
                 public com.squareup.okhttp.Response intercept(com.squareup.okhttp.Interceptor.Chain chain) throws IOException {
                     com.squareup.okhttp.Response originalResponse = chain.proceed(chain.request());
@@ -237,7 +237,7 @@ public class {{classname}} {
     {{#isDeprecated}}
     @Deprecated
     {{/isDeprecated}}
-    public com.squareup.okhttp.Call {{operationId}}Async({{#allParams}}{{{dataType}}} {{paramName}}, {{/allParams}}final ApiCallback<{{#returnType}}{{{returnType}}}{{/returnType}}{{^returnType}}Void{{/returnType}}> {{localVariablePrefix}}callback) throws ApiException {
+    public com.squareup.okhttp.Call {{operationId}}Async({{#allParams}}{{{dataType}}} {{paramName}}, {{/allParams}}final ApiCallback<{{#returnType}}{{{returnType}}}{{/returnType}}{{^returnType}}Void{{/returnType}}> callback) throws ApiException {
 
         ProgressResponseBody.ProgressListener progressListener = null;
         ProgressRequestBody.ProgressRequestListener progressRequestListener = null;
@@ -260,9 +260,9 @@ public class {{classname}} {
 
         com.squareup.okhttp.Call {{localVariablePrefix}}call = {{operationId}}ValidateBeforeCall({{#allParams}}{{paramName}}, {{/allParams}}progressListener, progressRequestListener);
         {{#returnType}}Type {{localVariablePrefix}}localVarReturnType = new TypeToken<{{{returnType}}}>(){}.getType();
-        {{localVariablePrefix}}apiClient.executeAsync({{localVariablePrefix}}call, {{localVariablePrefix}}localVarReturnType, {{localVariablePrefix}}callback);{{/returnType}}{{^returnType}}{{localVariablePrefix}}apiClient.executeAsync({{localVariablePrefix}}call, {{localVariablePrefix}}callback);{{/returnType}}
+        {{localVariablePrefix}}apiClient.executeAsync({{localVariablePrefix}}call, {{localVariablePrefix}}localVarReturnType, callback);{{/returnType}}{{^returnType}}{{localVariablePrefix}}apiClient.executeAsync({{localVariablePrefix}}call, callback);{{/returnType}}
         return {{localVariablePrefix}}call;
     }
     {{/operation}}
 }
-{{/operations}}
+{{/operations}}