63 lines
2.1 KiB
Java
63 lines
2.1 KiB
Java
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package com.zeekling.redis;
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import redis.clients.jedis.Jedis;
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import redis.clients.jedis.JedisPool;
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import redis.clients.jedis.JedisPoolConfig;
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/**
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* @author zeekling [lingzhaohui@zeekling.cn]
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* @version 1.0
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* @apiNote redis 连接池
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* @since 2020-06-21
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*/
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public class RedisPool {
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//Redis服务器IP
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private static final String ADDR = "127.0.0.1";
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//Redis的端口号
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private static final Integer PORT = 6379;
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//访问密码
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private static final String AUTH = null;
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//可用连接实例的最大数目，默认为8；
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//如果赋值为-1，则表示不限制，如果pool已经分配了maxActive个jedis实例，则此时pool的状态为exhausted(耗尽)
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private static final Integer MAX_TOTAL = 1024;
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//控制一个pool最多有多少个状态为idle(空闲)的jedis实例，默认值是8
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private static final Integer MAX_IDLE = 200;
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//等待可用连接的最大时间，单位是毫秒，默认值为-1，表示永不超时。
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//如果超过等待时间，则直接抛出JedisConnectionException
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private static final Integer MAX_WAIT_MILLIS = 10000;
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private static final Integer TIMEOUT = 10000;
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//在borrow(用)一个jedis实例时，是否提前进行validate(验证)操作；
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//如果为true，则得到的jedis实例均是可用的
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private static final Boolean TEST_ON_BORROW = true;
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private static JedisPool jedisPool = null;
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static {
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JedisPoolConfig config = new JedisPoolConfig();
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config.setMaxTotal(MAX_TOTAL);
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config.setMaxIdle(MAX_IDLE);
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config.setMaxWaitMillis(MAX_WAIT_MILLIS);
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config.setTestOnBorrow(TEST_ON_BORROW);
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jedisPool = new JedisPool(config,ADDR,PORT,TIMEOUT,AUTH);
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}
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/**
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* 获取Jedis实例
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* @return jedis实例
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*/
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public synchronized static Jedis getJedis(){
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try {
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if(jedisPool != null){
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return jedisPool.getResource();
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}else{
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return null;
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}
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} catch (Exception e) {
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e.printStackTrace();
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return null;
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}
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}
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}
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