Redis存储手机验证码，进行校验_给项目添加一个redis用来存验证码

Redis存储手机验证码，进行校验

package com.qst.jedis;

import redis.clients.jedis.Jedis;

import java.util.Random;

public class PhoneCode {
//虚拟机中redis地址
    public static Jedis jedis = new Jedis("192.168.218.121",6379);
    public static void main(String[] args) {
        VerifyCode("1667398XXXX");
//        getRedisCode("16673985996","75785");
    }
    public static void getRedisCode(String phone,String code){
    //redis数据库密码
        jedis.auth("123456");
        String countCode="VerifyCode"+phone+":code";
        String c = jedis.get(countCode);
        if (c.equals(code)){
            System.out.println("校验成功");
        }else {
            System.out.println("校验失败");

        }
        jedis.close();
    }


    //每个手机每天只能发送三次，验证码放到redis中，设置过期时间
    public static void VerifyCode(String phone){
        jedis.auth("123456");
        //生成存放手机号次数的key
        String countKey="VerifyCode"+phone+":count";
        String countCode="VerifyCode"+phone+":code";
        String count = jedis.get(countKey);

        if (count==null){
            //如果没有发送次数，第一次发送
            //设置发送次数为1
            jedis.setex(countKey,24*60*60,"1");
        }else if (Integer.parseInt(count)<=2){
            jedis.incr(countKey);
        }else if (Integer.parseInt(count)>2){
            System.out.println("发送次数超过三次");
            jedis.close();
            return;
        }

        //写入验证码到redis
        String s = getCode();
        jedis.setex(countCode,120,s);
        jedis.close();
    }
    //生成随机6位数验证码
    public static String getCode(){
        StringBuilder code=new StringBuilder();
        Random random = new Random();
        for (int i = 0; i < 6; i++) {
            int nextInt = random.nextInt(10);
            code.append(nextInt);
        }
        return code.toString();

    }
}

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