spring里restTemplate向目的URL發送post請求

/**
 * 向目的URL發送post請求
 * @param url 目的url
 * @param userDTO 發送的參數
 * @return ResultVO
 */
public static User sendPostRequest(String url, UserDTO userDTO, String authorization ){
 RestTemplate restTemplate = new RestTemplate();
 HttpHeaders headers = new HttpHeaders();
 headers.add("Authorization", authorization);
 headers.add("FROM_IN", SecurityConstants.FROM_IN);

 headers.setContentType(MediaType.APPLICATION_JSON);
 HttpEntity<String> entity = new HttpEntity(JSONUtil.parseObj(userDTO), headers);
 ResponseEntity<JSONObject> response = restTemplate.postForEntity(url, entity, JSONObject.class);
 Object data = response.getBody().get("data");

 ConverterRegistry converterRegistry = ConverterRegistry.getInstance();
 User userInfo = converterRegistry.convert(User.class, data);

 return userInfo;
}