jeids下载地址:http://mvnrepository.com/artifact/redis.clients/jedis
1.创建RedisUtils工具类
package com.example.demo.utils;
import redis.clients.jedis.Jedis;
import redis.clients.jedis.JedisPool;
import redis.clients.jedis.JedisPoolConfig;
public class RedisUtils {
//服务器IP地址
private static String ADDR = “localhost”;
//端口
private static int PORT = 6379;
//密码
private static String AUTH = “123”;
//连接实例的最大连接数
private static int MAX_ACTIVE = 1024;
//控制一个pool最多有多少个状态为idle(空闲的)的jedis实例,默认值也是8。
private static int MAX_IDLE = 200;
//等待可用连接的最大时间,单位毫秒,默认值为-1,表示永不超时。如果超过等待时间,则直接抛出JedisConnectionException
private static int MAX_WAIT = 10000;
//连接超时的时间
private static int TIMEOUT = 10000;
// 在borrow一个jedis实例时,是否提前进行validate操作;如果为true,则得到的jedis实例均是可用的;
private static boolean TEST_ON_BORROW = true;
private static JedisPool jedisPool = null;
/**
* 初始化Redis连接池
*/
static {
try {
JedisPoolConfig config = new JedisPoolConfig();
config.setMaxTotal(MAX_ACTIVE);
config.setMaxIdle(MAX_IDLE);
config.setMaxWaitMillis(MAX_WAIT);
config.setTestOnBorrow(TEST_ON_BORROW);
jedisPool = new JedisPool(config, ADDR, PORT, TIMEOUT, AUTH,7);
} catch (Exception e) {
e.printStackTrace();
}
}
/**
* 获取Jedis实例
*/
public synchronized static Jedis getJedis() {
try {
if (jedisPool != null) {
Jedis resource = jedisPool.getResource();
return resource;
} else {
return null;
}
} catch (Exception e) {
e.printStackTrace();
return null;
}
}
/***
*
* 释放资源
*/
public static void returnResource(final Jedis jedis) {
if (jedis != null) {
jedisPool.returnResource(jedis);
}
}
}
2.eclipse中引入jedis.jar包或IDEA中引入依赖
<dependency>
<groupId>redis.clients</groupId>
<artifactId>jedis</artifactId>
<version>2.9.0</version>
</dependency>
3.Controller中使用Redis
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