目录

• jedis的创建
• 1.先启动redis 如果报
• 2.创建一个maven工程
  
• 3.创建一个class
• jedis实现模拟验证码
• 相关数据类型测试
• Key
• String
• List
• set
• hash
• zset

//启动服务端redis-server /etc/redis.conf//启动客户端redis-cli

redis.clientsjedis3.2.0

public class JedisDemo1 {public static void main(String[] args) {Jedis jedis = new Jedis("xx.xxx.xx.xx",6379); //如果redis配置了密码就在这里输入不然会连接失败jedis.auth("xxxx"); String value = https://www.it610.com/article/jedis.ping(); System.out.println(value); }}

public class PhoneCode {public static void main(String[] args) {verifyCode("12345678900"); //校验验证码是否正确//GetRedisCode("12345678900","940487"); }//1.生成六位验证码public static String getCode(){Random random = new Random(); String Code = ""; for (int i = 0; i < 6; i++) {int i1 = random.nextInt(10); Code = Code +i1; }return Code; }//2.每个手机每天只能发三次，验证码放到redis中，设置过期时间public static void verifyCode(String phone){//连接redisJedis jedis = new Jedis("172.18.17.215",6379); jedis.auth("1052600676"); //先自定义两个key，从而通过后面步骤给key赋一个value//手机发送次数String CountKey = phone+"count"; //验证码keyString CodeKey = phone + "code"; //每个手机每天只能发送三次//通过key查看是否有valueString count = jedis.get(CountKey); if (count == null){//没有发送次数，说明是第一次发送，那就设置发送次数为1jedis.setex(CountKey,24*60*60,"1"); }else if (Integer.parseInt(count) <= 2){jedis.incr(CountKey); }else if (Integer.parseInt(count) > 2){System.out.println("验证码超过三次，无法发送"); jedis.close(); return; }//设置过期时间//valueString codee = getCode(); jedis.setex(CodeKey,120,codee); jedis.close(); }//3.验证码校验public static void GetRedisCode(String phone,String code){//连接redisJedis jedis = new Jedis("172.18.17.215",6379); jedis.auth("1052600676"); //验证码keyString CodeKey = phone + "code"; String RedisCode = jedis.get(CodeKey); if (RedisCode.equals(code)){System.out.println("成功"); }else{System.out.println("失败"); }jedis.close(); }}

jedis.set("k1", "v1"); jedis.set("k2", "v2"); jedis.set("k3", "v3"); Set keys = jedis.keys("*"); System.out.println(keys.size()); for (String key : keys) {System.out.println(key); } System.out.println(jedis.exists("k1")); System.out.println(jedis.ttl("k1")); System.out.println(jedis.get("k1"));

jedis.mset("str1","v1","str2","v2","str3","v3"); System.out.println(jedis.mget("str1","str2","str3"));

List list = jedis.lrange("mylist",0,-1); for (String element : list) {System.out.println(element); }

jedis.sadd("orders", "order01"); jedis.sadd("orders", "order02"); jedis.sadd("orders", "order03"); jedis.sadd("orders", "order04"); Set smembers = jedis.smembers("orders"); for (String order : smembers) {System.out.println(order); } jedis.srem("orders", "order02");

jedis.hset("hash1","userName","lisi"); System.out.println(jedis.hget("hash1","userName")); Map map = new HashMap(); map.put("telphone","13810169999"); map.put("address","atguigu"); map.put("email","abc@163.com"); jedis.hmset("hash2",map); List result = jedis.hmget("hash2","telphone","email"); for (String element : result) {System.out.println(element); }

jedis.zadd("zset01", 100d, "z3"); jedis.zadd("zset01", 90d, "l4"); jedis.zadd("zset01", 80d, "w5"); jedis.zadd("zset01", 70d, "z6"); Set zrange = jedis.zrange("zset01", 0, -1); for (String e : zrange) {System.out.println(e); }