<dependencies>
    <dependency>
      <groupId>org.springframework.boot</groupId>
      <artifactId>spring-boot-starter-web</artifactId>
      <version>2.1.3.RELEASE</version>
    </dependency>
    <dependency>
      <groupId>com.alibaba</groupId>
      <artifactId>fastjson</artifactId>
      <version>1.2.45</version>
    </dependency>
</dependencies>

建立RestTemplate配置类，将RestTemplate注入容器中

/**
 * RestTemplate配置类
 * @Author Sans
 * @CreateTime 2019/4/2 09:55
 */
@Configuration
public class RestTemplateConfig {
  @Bean
  public RestTemplate restTemplate() {
    return new RestTemplate();
  }
}

Controller测试

/**
 * 测试短信DEMO
 * @Author Sans
 * @CreateTime 2019/4/2 09:39
 */
@RestController
@RequestMapping("/sms")
public class TestController {
 
  @Autowired
  private RestTemplate restTemplate;
 
  /**
   * 单发短信测试
   * @Author: Sans
   * @CreateTime: 2019/4/2 10:06
   */
  @RequestMapping(value = "/sendsmsTest",method = RequestMethod.GET)
  public String sendsmsTest(){
    //单发短信API
    String url = "https://open.ucpaas.com/ol/sms/sendsms";
    JSONObject jsonObject = new JSONObject();
    //基础配置，在开发平台认证后获取
    jsonObject.put("sid","ad024f8****************05d1614");
    jsonObject.put("token","5ddbf62d4d****************e27402c");
    jsonObject.put("appid","0ceaca4708****************76ec45f");
    //模板ID，在开发平台创建模板对应的模板ID
    jsonObject.put("templateid", "432116");
    //模板对应的参数，参数之间拼接用逗号作为间隔符
    jsonObject.put("param", "1315,500");
    //要发送的手机号
    jsonObject.put("mobile", "用户的手机号");
    //用户透传ID，随状态报告返回,可以不填写
    jsonObject.put("uid","");
    String json = JSONObject.toJSONString(jsonObject);
    //使用restTemplate进行访问远程服务
    HttpHeaders headers = new HttpHeaders();
    headers.setContentType(MediaType.APPLICATION_JSON_UTF8);
    HttpEntity<String> httpEntity = new HttpEntity<String>(json, headers);
    String result = restTemplate.postForObject(url, httpEntity, String.class);
    return result;
  }
 
  /**
   * 群发短信测试
   * @Author: Sans
   * @CreateTime: 2019/4/2 11:23
   */
  @RequestMapping(value = "/sendBatchsmsTest",method = RequestMethod.GET)
  public String sendBatchsmsTest(){
    //群发短信API
    String url = "https://open.ucpaas.com/ol/sms/sendsms_batch";
    JSONObject jsonObject = new JSONObject();
    //基础配置，在开发平台认证后获取
    jsonObject.put("sid","ad024f8****************05d1614");
    jsonObject.put("token","5ddbf62d4d****************e27402c");
    jsonObject.put("appid","0ceaca4708****************76ec45f");
    //模板ID，在开发平台创建模板对应的模板ID
    jsonObject.put("templateid", "432116");
    //模板对应的参数，参数之间拼接用逗号作为间隔符
    jsonObject.put("param", "1315,500");
    //群发多个手机号之间要用逗号作为间隔符
    jsonObject.put("mobile", "用户的手机号A,用户的手机号B");
    //用户透传ID，随状态报告返回,可以不填写
    jsonObject.put("uid","");
    String json = JSONObject.toJSONString(jsonObject);
    //使用restTemplate进行访问远程服务
    HttpHeaders headers = new HttpHeaders();
    headers.setContentType(MediaType.APPLICATION_JSON_UTF8);
    HttpEntity<String> httpEntity = new HttpEntity<String>(json, headers);
    String result = restTemplate.postForObject(url, httpEntity, String.class);
    return result;
  }
}

https://www.jb51.net/article/160092.htm