JedisPool

package redis;

import redis.clients.jedis.Jedis;
import redis.clients.jedis.JedisPool;
import redis.clients.jedis.JedisPoolConfig;

public class JedisPoolUtil {
    private static volatile JedisPool jedisPool = null;
    private JedisPoolUtil() {}
    public static JedisPool getJedisPoolIntence() {
        if(null == jedisPool) {
            synchronized (JedisPoolUtil.class) {
                if(null == jedisPool) {
                    JedisPoolConfig poolConfig = new JedisPoolConfig();
                    poolConfig.setMaxActive(1000);
                    poolConfig.setMaxIdle(32);
                    poolConfig.setMaxWait(100*1000);
                    poolConfig.setTestOnBorrow(true);
                    
                    jedisPool = new JedisPool(poolConfig, "192.168.88.128", 6379);
                    return jedisPool;
                }
            }
        }
        return jedisPool;
    }
    
    public static void relace(JedisPool jedisPool, Jedis jedis) {
        if(null != jedis) {
            jedisPool.returnResourceObject(jedis);
        }
    }
}    

package redis;

import redis.clients.jedis.Jedis;
import redis.clients.jedis.JedisPool;

public class TestPool {
    public static void main(String[] args) {
        JedisPool jedisPool = JedisPoolUtil.getJedisPoolIntence();
        Jedis jedis = null;
        try {
            jedis = jedisPool.getResource();
            jedis.set("aa", "bb");
            System.out.println("success");
        } catch (Exception e) {
            e.printStackTrace();
        }finally {
            JedisPoolUtil.relace(jedisPool, jedis);
        }
    }
}

双锁单例