详解Java阿里云如何实现短信验证码

//用户登录名称 ====================
//AccessKey ID ====================
//AccessKey Secret ============================

<dependency>
 <groupId>com.aliyun</groupId>
 <artifactId>aliyun-java-sdk-core</artifactId>
 <version>4.5.0</version>
</dependency>

package com.qxx.sendmessage.controller;

import com.qxx.sendmessage.service.SendMessage;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.util.StringUtils;
import org.springframework.web.bind.annotation.CrossOrigin;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RestController;

import java.util.HashMap;
import java.util.UUID;
import java.util.concurrent.TimeUnit;

/**
 * @author 东亚猛男Qxx
 */

@RestController
@CrossOrigin //跨域的支持
public class Controller {

  @Autowired
  private SendMessage sendMessage;
  @Autowired
  private RedisTemplate<String,String> template;

  //RestFul风格请求
  @GetMapping("/send/{phone}")
  public String send(@PathVariable("phone") String phone){
    //先看redis里面该手机号储存的验证码是否失效
    String code = template.opsForValue().get(phone);
    if (!StringUtils.isEmpty(code)){
      return phone+":"+"验证码尚未过期！";
    }
    //截取6为字符当作验证码（UUID）
    code = UUID.randomUUID().toString().substring(0, 5);
    HashMap<String,Object> map = new HashMap<>();
    //key必须为code
    map.put("code",code);
    //调用service层的方法 传两个参数：phone，map
    Boolean flag = sendMessage.sendMessage(phone,map);
    if (flag){
      //存入redis，设置失效时间
      template.opsForValue().set(phone,code,5, TimeUnit.MINUTES);
      return phone+":"+"验证码"+code+"发送成功！";
    }
    return "发送失败";
  }
}

package com.qxx.sendmessage.service.impl;

import com.alibaba.fastjson.JSONObject;
import com.aliyuncs.CommonRequest;
import com.aliyuncs.CommonResponse;
import com.aliyuncs.DefaultAcsClient;
import com.aliyuncs.IAcsClient;
import com.aliyuncs.exceptions.ClientException;
import com.aliyuncs.exceptions.ServerException;
import com.aliyuncs.http.MethodType;
import com.aliyuncs.profile.DefaultProfile;
import com.qxx.sendmessage.service.SendMessage;
import org.springframework.stereotype.Service;

import java.util.HashMap;
import java.util.Map;

/**
 * @author 东亚猛男Qxx
 */
@Service
public class SendMessageImpl implements SendMessage {
  @Override
  public Boolean sendMessage(String phoneNum,Map<String, Object> map) {
    System.out.println(JSONObject.toJSONString(map));
    //连接阿里云,第一个参数不用改变，后两个填写自己的accessKeyId和accessSecret
    DefaultProfile profile = DefaultProfile.getProfile("cn-hangzhou", "<accessKeyId>", "<accessSecret>");
    IAcsClient client = new DefaultAcsClient(profile);

    //构建请求！
    CommonRequest request = new CommonRequest();

    request.setSysMethod(MethodType.POST);
    request.setSysDomain("dysmsapi.aliyuncs.com"); //不要动
    request.setSysVersion("2017-05-25"); //不要动
    request.setSysAction("SendSms");

    //自定义参数（手机号，验证码，签名，模板）
    request.putQueryParameter("RegionId", "cn-hangzhou");
    request.putQueryParameter("PhoneNumbers", phoneNum);
    request.putQueryParameter("SignName", "签名");
    request.putQueryParameter("TemplateCode", "模板（SMS-*****）");
    //构建一个短信的验证码
    request.putQueryParameter("TemplateParam", JSONObject.toJSONString(map));
    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;
  }
}