java客户端Jedis操作Redis Sentinel 连接池

pom.xml配置

            <dependency>
			<groupId>org.springframework.data</groupId>
			<artifactId>spring-data-redis</artifactId>
			<version>1.0.2.RELEASE</version>
		</dependency>
		<dependency>
			<groupId>redis.clients</groupId>
			<artifactId>jedis</artifactId>
			<version>2.7.0</version>
			<type>jar</type>
			<scope>compile</scope>
		</dependency>        
public class JedisPoolUtil {
	
	private static JedisSentinelPool pool = null;

	public static Properties getJedisProperties() {

		Properties config = new Properties();
		InputStream is = null;
		try {
			is = JedisPoolUtil.class.getClassLoader().getResourceAsStream("cacheConfig.properties");
			config.load(is);
		} catch (IOException e) {
			logger.error("", e);
		} finally {
			if (is != null) {
				try {
					is.close();
				} catch (IOException e) {
					logger.error("", e);
				}
			}
		}
		return config;
	}

	/**
	 * 创建连接池
	 * 
	 */
	private static void createJedisPool() {
		// 建立连接池配置参数
		JedisPoolConfig config = new JedisPoolConfig();
		Properties prop = getJedisProperties();
		// 设置最大连接数
		config.setMaxTotal(StringUtil.nullToInteger(prop.getProperty("MAX_ACTIVE")));
		// 设置最大阻塞时间,记住是毫秒数milliseconds
		config.setMaxWaitMillis(StringUtil.nullToInteger(prop.getProperty("MAX_WAIT")));
		// 设置空间连接
		config.setMaxIdle(StringUtil.nullToInteger(prop.getProperty("MAX_IDLE")));
		// jedis实例是否可用
		boolean borrow = prop.getProperty("TEST_ON_BORROW") == "false" ? false : true;
		config.setTestOnBorrow(borrow);
		// 创建连接池
//		pool = new JedisPool(config, prop.getProperty("ADDR"), StringUtil.nullToInteger(prop.getProperty("PORT")), StringUtil.nullToInteger(prop.getProperty("TIMEOUT")));// 线程数量限制,IP地址,端口,超时时间
		//获取redis密码
		String password = StringUtil.nullToString(prop.getProperty("PASSWORD"));

		 String masterName = "mymaster";
		Set<String> sentinels = new HashSet<String>();
		sentinels.add("192.168.137.128:26379");
		sentinels.add("192.168.137.128:26380");
		sentinels.add("192.168.137.128:26381");
		pool = new JedisSentinelPool(masterName, sentinels, config);
	}

	/**
	 * 在多线程环境同步初始化
	 */
	private static synchronized void poolInit() {
		if (pool == null)
			createJedisPool();
	}

	/**
	 * 获取一个jedis 对象
	 * 
	 * @return
	 */
	public static Jedis getJedis() {
		if (pool == null)
			poolInit();
		return pool.getResource();
	}

	/**
	 * 释放一个连接
	 * 
	 * @param jedis
	 */
	public static void returnRes(Jedis jedis) {
		pool.returnResource(jedis);
	}

	/**
	 * 销毁一个连接
	 * 
	 * @param jedis
	 */
	public static void returnBrokenRes(Jedis jedis) {
		pool.returnBrokenResource(jedis);
	}
	
	
	public static void main(String[] args){
		Jedis jedis=getJedis();
		
	}

}

  

  

posted @ 2017-03-06 17:40  徐继收  阅读(15303)  评论(0编辑  收藏  举报