java客户端Jedis操作Redis Sentinel实现连接池的代码分享

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(); 
     
  } 
 
}

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