code: private void setResponse(int statusCode, String statusMessage, String responseBody, Map<String, List<String>> responseHeaders)
      {
          mStatusCode      = statusCode;
          mStatusMessage   = statusMessage;
          mResponseBody    = responseBody;
          mResponseHeaders = responseHeaders;
      }
docs: Set the data fields related to HTTP response information.
  
  @param statusCode
  HTTP status code.
  
  @param statusMessage
  HTTP status message.
  
  @param responseBody
  HTTP response body.