jredis

    redis.clients
    jedis
    2.9.0

    com.alibaba
    fastjson
    1.2.62

public class RedisTest {
    public static void main(String[] args) {
        Jedis jedis = new Jedis("124.221.66.162",6379);
        jedis.auth("Zhangziyu1");    
        System.out.println(jedis.ping());
    }

}

public class RedisTest {
    public static void main(String[] args) {
        Jedis jedis = new Jedis("124.221.66.162",6379);
        jedis.auth("Zhangziyu1");
        System.out.println(jedis.ping());

        JSONObject jsonObject = new JSONObject();
        jsonObject.put("hello","world");
        jsonObject.put("name","zhangziyu");
        //开启事务
        Transaction multi = jedis.multi();
        String result = jsonObject.toJSONString();
　　　　　jedis.watch(result); //监视,看结果是否发生变化
        try {
            multi.set("user1",result);
            multi.set("user2",result);
            multi.exec();//执行事务
        } catch (Exception e) {
            multi.discard();//放弃事务
            e.printStackTrace();
        } finally {
            System.out.println(jedis.get("user1"));
            System.out.println(jedis.get("user2"));
            jedis.close();//关闭连接

        }
    }
}

  并集交集差集