SpringBoot整合阿里云开通短信服务详解

package com.xsha.msmservice.utils;

import java.text.DecimalFormat;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Random;


public class RandomUtil {

	private static final Random random = new Random();

	private static final DecimalFormat fourdf = new DecimalFormat("0000");

	private static final DecimalFormat sixdf = new DecimalFormat("000000");

	public static String getFourBitRandom() {
		return fourdf.format(random.nextInt(10000));
	}

	public static String getSixBitRandom() {
		return sixdf.format(random.nextInt(1000000));
	}

	
	public static ArrayList getRandom(List list, int n) {

		Random random = new Random();

		HashMap<Object, Object> hashMap = new HashMap<Object, Object>();

		// 生成随机数字并存入HashMap
		for (int i = 0; i < list.size(); i++) {

			int number = random.nextInt(100) + 1;

			hashMap.put(number, i);
		}

		// 从HashMap导入数组
		Object[] robjs = hashMap.values().toArray();

		ArrayList r = new ArrayList();

		// 遍历数组并打印数据
		for (int i = 0; i < n; i++) {
			r.add(list.get((int) robjs[i]));
			System.out.print(list.get((int) robjs[i]) + "\t");
		}
		System.out.print("\n");
		return r;
	}
}

package com.xsha.msmservice.service.impl;

import com.alibaba.fastjson.JSONObject;
import com.aliyuncs.DefaultAcsClient;
import com.aliyuncs.IAcsClient;
import com.aliyuncs.dysmsapi.model.v20170525.SendSmsRequest;
import com.aliyuncs.dysmsapi.model.v20170525.SendSmsResponse;
import com.aliyuncs.exceptions.ClientException;
import com.aliyuncs.exceptions.ServerException;
import com.aliyuncs.profile.DefaultProfile;
import com.baomidou.mybatisplus.core.toolkit.StringUtils;
import com.xsha.msmservice.service.MsmService;
import com.xsha.msmservice.utils.RandomUtil;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.stereotype.Service;

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


@Service
public class MsmServiceImpl implements MsmService {

    // 注入redis缓存对象
    @Autowired
    private RedisTemplate<String, String> redisTemplate;

    @Override
    public boolean sendMessage(String phone) {
        if(StringUtils.isEmpty(phone)) return false;
        // 先获取手机号对应的验证码（该验证码没过期）
        String code = redisTemplate.opsForValue().get(phone);
        if(!StringUtils.isEmpty(code)) {
            return true;
        }
        // 过期则生成随机验证码，并在发送之后向redis中存入手机号对应的验证码
        code = RandomUtil.getFourBitRandom();
        Map<String, Object> map = new HashMap<>();
        map.put("code", code);

        // 设置短信配置
        DefaultProfile profile = DefaultProfile.getProfile("your region", "your accessId", "your accessSecret");

        IAcsClient client = new DefaultAcsClient(profile);

        SendSmsRequest request = new SendSmsRequest();
        request.setPhoneNumbers(phone);//接收短信的手机号码
        request.setSignName("your signature name");//短信签名名称
        request.setTemplateCode("your template");//短信模板CODE
        request.setTemplateParam(JSONObject.toJSONString(map));//短信模板变量对应的实际值

        try {
            SendSmsResponse response = client.getAcsResponse(request);
            // 发送短信，尽量打印出来是否发送成功
            new Gson().toJson(response);
            // 将验证码放置在redis缓存中，并设置5分钟有效时间，最后一个参数是单位
            redisTemplate.opsForValue().set(phone, code, 5, TimeUnit.MINUTES);
        } catch (ServerException e) {
            e.printStackTrace();
            return false;
        } catch (ClientException e) {
            e.printStackTrace();
            return false;
        }
        return true;
    }
}