0、RestTemplate返回数据中文问号乱码

public static void setRestTemplateEncode(RestTemplate restTemplate) {
    if (null != restTemplate) {
    List<HttpMessageConverter<?>> messageConverters = restTemplate.getMessageConverters();
    for (int i = 0; i < messageConverters.size(); i++) {
        HttpMessageConverter<?> httpMessageConverter = messageConverters.get(i);
        if (httpMessageConverter.getClass().equals(StringHttpMessageConverter.class)) {
            messageConverters.set(i, new StringHttpMessageConverter(StandardCharsets.UTF_8));
        }
    }
   }
}