redis之使用commons-pool

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增加池的設定檔redis-pool.properties:

#最大能夠保持idel狀態的對象數redis.pool.maxIdle=200#當池內沒有返回對象時，最大等待時間redis.pool.maxWait=1000#當調用borrow Object方法時，是否進行有效性檢查redis.pool.testOnBorrow=true#當調用return Object方法時，是否進行有效性檢查redis.pool.testOnReturn=true#IPredis.ip=127.0.0.1#Portredis.port=6379

RedisApp.java

package com.yzl;import java.util.ResourceBundle;import org.apache.log4j.Logger;import redis.clients.jedis.Jedis;import redis.clients.jedis.JedisPool;import redis.clients.jedis.JedisPoolConfig;/** * Reids之jedis的CRUD操作 * * @author yangzhilong * @see [相關類/方法]（可選） * @since [產品/模組版本] （可選） */public class RedisApp {    public Logger log = Logger.getLogger(this.getClass());        private static JedisPool pool;    private static ResourceBundle bundle;        static{        bundle = ResourceBundle.getBundle("redis-pool");        if(bundle == null){            //假設直接拋出Exception咋必須進行處理，不然編譯不會通過            throw new IllegalArgumentException("redis-pool.properties file is not found");        }        JedisPoolConfig config = new JedisPoolConfig();        //設定pool的一些參數,可選,詳細配置項參見GenericObjectPoolConfig類        config.setMaxIdle(Integer.valueOf(bundle.getString("redis.pool.maxIdle")));        config.setMaxWaitMillis(Long.valueOf(bundle.getString("redis.pool.maxWait")));        config.setTestOnBorrow(Boolean.valueOf(bundle.getString("redis.pool.testOnBorrow")));        config.setTestOnReturn(Boolean.valueOf(bundle.getString("redis.pool.testOnReturn")));                //使用預設配置時可以使用如下方法初始化池        //pool = new JedisPool(bundle.getString("redis.ip"), Integer.valueOf(bundle.getString("redis.port")));        pool = new JedisPool(config, bundle.getString("redis.ip"), Integer.valueOf(bundle.getString("redis.port")));    }        /**     *      * 功能描述: <br>     * CRUD操作之hello world     *     * @see [相關類/方法](可選)     * @since [產品/模組版本](可選)     */    public void crudFromRedisWidthSimple(){        Jedis jedis = new Jedis(bundle.getString("redis.ip"), Integer.valueOf(bundle.getString("redis.port")));        log.info("get connection with simple ");        crudMethod(jedis);        //關閉串連        jedis.close();    }        /**     *      * 使用common-pool操作redis     *     * @see [相關類/方法](可選)     * @since [產品/模組版本](可選)     */    public void crudFromRedisWidthPool(){        Jedis jedis = pool.getResource();        log.info("get connection from pool , obect is:" + jedis);        crudMethod(jedis);        //釋放連結        pool.returnResourceObject(jedis);    }        /**     *      * crud基本操作單元     *     * @param jedis     * @see [相關類/方法](可選)     * @since [產品/模組版本](可選)     */    private void crudMethod(Jedis jedis){        log.info("insert value to redis~~~");        jedis.set("name", "hello jedis");                log.info("get value from redis, value:" + jedis.get("name"));                log.info("delete key from redis~~~");        jedis.del("name");                log.info("get value from redis, value:" + jedis.get("name"));    }}

 

RedisAppTest.java

 1 package com.yzl; 2  3 import org.junit.Test; 4  5 /** 6  * RedisApp的測試類別 7  * 8  * @author yangzhilong 9  * @see [相關類/方法]（可選）10  * @since [產品/模組版本] （可選）11  */12 public class RedisAppTest {13     14     @Test15     public void crudFromRedisWidthSimpleTest(){16         RedisApp app = new RedisApp();17         app.crudFromRedisWidthSimple();18     }19     20     @Test21     public void crudFromRedisWidthPoolTest(){22         RedisApp app = new RedisApp();23         app.crudFromRedisWidthPool();24     }25 }

運行單元測試的結果：

1 2015-08-12 16:03:24,449 [com.yzl.RedisApp]-[INFO] get connection from pool , obect is:[email protected]2 2015-08-12 16:03:24,449 [com.yzl.RedisApp]-[INFO] insert value to redis~~~3 2015-08-12 16:03:24,449 [com.yzl.RedisApp]-[INFO] get value from redis, value:hello jedis4 2015-08-12 16:03:24,449 [com.yzl.RedisApp]-[INFO] delete key from redis~~~5 2015-08-12 16:03:24,449 [com.yzl.RedisApp]-[INFO] get value from redis, value:null

 

redis之使用commons-pool