Jedis操作Redis实现模拟验证码发送功能_Redis_

 //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 = 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redis Jedis 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key String CodeKey = phone + "code"; //每个手机每天只能发送三次 //通过key查看是否有value String 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("验证码超过三次，无法发送"); jedis.close(); return; } //设置过期时间 //value String 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redis Jedis jedis = new Jedis("172.18.17.215",6379); jedis.auth("1052600676"); //验证码key String 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); }