java客户端Jedis操作Redis Sentinel 连接池的实现方法

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>
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99 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();

  }

}

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