<dependency>
            <groupId>com.aliyun</groupId>
            <artifactId>aliyun-java-sdk-core</artifactId>
            <version>4.5.3</version>
        </dependency>
        <dependency>
            <groupId>com.alibaba</groupId>
            <artifactId>fastjson</artifactId>
            <version>1.2.71</version>
        </dependency>
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-data-redis</artifactId>
        </dependency>

String phone = "17673842485";
        String SignName = "大拇指";
        String TemplateCode = "SMS_200690536";
        Map<String, Object> TemplateParam = new HashMap<>();
        // 连接阿里云
        DefaultProfile profile = DefaultProfile.getProfile("cn-hangzhou", "签名", "密码");
        IAcsClient client = new DefaultAcsClient(profile);
        // 构建请求
        CommonRequest request = new CommonRequest();
        request.setMethod(MethodType.POST);
        request.setDomain("dysmsapi.aliyuncs.com");
        request.setVersion("2017-05-25");
        request.setAction("SendSms");

        request.putQueryParameter("RegionId", "cn-hangzhou");

        // 自定义参数
        request.putQueryParameter("PhoneNumbers", phone);
        // 签名
        request.putQueryParameter("SignName", SignName);
        // 模板code
        request.putQueryParameter("TemplateCode", TemplateCode);
        // 参数
        TemplateParam.put("code", 12345);
        request.putQueryParameter("TemplateParam", JSONObject.toJSONString(TemplateParam));

        try {
            CommonResponse response = client.getCommonResponse(request);
            System.out.println(response.getData());
        } catch (ServerException e) {
            e.printStackTrace();
        } catch (ClientException e) {
            e.printStackTrace();
        }

#以下都是默认的，可添加自己的配置，启动redis即可。
spring.redis.port=6379
spring.redis.host=127.0.0.1

@Service
public class SendSmsService implements SendSmsImpl {

    @Override
    public boolean send(String phone, String templateCode, Map<String, Object> code) {
        String SignName = "大拇指";
        // 连接阿里云
        DefaultProfile profile = DefaultProfile.getProfile("cn-hangzhou", "", "");
        IAcsClient client = new DefaultAcsClient(profile);
        // 构建请求
        CommonRequest request = new CommonRequest();
        request.setMethod(MethodType.POST);
        request.setDomain("dysmsapi.aliyuncs.com");
        request.setVersion("2017-05-25");
        request.setAction("SendSms");

        request.putQueryParameter("RegionId", "cn-hangzhou");

        // 自定义参数
        request.putQueryParameter("PhoneNumbers", phone);
        // 签名
        request.putQueryParameter("SignName", SignName);
        // 模板code
        request.putQueryParameter("TemplateCode", templateCode);
        // 参数
        request.putQueryParameter("TemplateParam", JSONObject.toJSONString(code));

        try {
            CommonResponse response = client.getCommonResponse(request);
            System.out.println(response.getData());
            return response.getHttpResponse().isSuccess();
        } catch (ServerException e) {
            e.printStackTrace();
        } catch (ClientException e) {
            e.printStackTrace();
        }
        return false;
    }
}

@RestController
@CrossOrigin // 跨域  (如已在config中配置了cros则不需要添加该注释)
public class SendSmsController {

    @Resource
    private SendSmsImpl sendSms;

    @Autowired
    private RedisTemplate<String, String> redisTemplate;

    @GetMapping("/sendSms/{phone}")
    public String sendSms(@PathVariable("phone") String phone){
        String code = redisTemplate.opsForValue().get(phone);
        if (!StringUtils.isEmpty(code)){
            return code +"还没有过期，能够继续使用";
        }

        HashMap<String, Object> map = new HashMap<>();
        String coded = UUID.randomUUID().toString().substring(0, 6);
        map.put("code", coded);

        boolean send = sendSms.send(phone, "SMS_200690536", map);
        if (send){
            return "成功";
        }
        return "验证失败！";
    }

}