public class RedisUtil {

     private static String ADDR = "127.0.0.1";

     private static int PORT = 6379;

     private static String AUTH = "123456789";

     private static int MAX_ACTIVE = 1024;

     private static int MAX_IDLE = 200;

     private static int MAX_WAIT = 10000;

     private static int TIMEOUT = 10000;

     private static boolean TEST_ON_BORROW = true;

     private static JedisPool jedisPool = null;

     static {

         try {

             JedisPoolConfig config = new JedisPoolConfig();

             config.setMaxActive(MAX_ACTIVE);

             config.setMaxIdle(MAX_IDLE);

             config.setMaxWait(MAX_WAIT);

             config.setTestOnBorrow(TEST_ON_BORROW);

             jedisPool = new JedisPool(config, ADDR, PORT, TIMEOUT, AUTH);

         } catch (Exception e) {

             e.printStackTrace();

         }

     }

     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;

         }

     }

     public static void returnResource(final Jedis jedis) {

         if (jedis != null) {

             jedisPool.returnResource(jedis);

         }

     }

 }

  public void tools() {

         //连接redis服务器

         jedis = new Jedis("127.0.0.1", 6379);

         //权限认证

         jedis.auth("123456789");

         //-----添加数据----------

         jedis.set("name","xinxin");//向key-->name中放入了value-->xinxin

         System.out.println(jedis.get("name"));//执行结果：xinxin  

         jedis.append("name", " is my lover"); //拼接

         System.out.println(jedis.get("name")); 

         jedis.del("name");  //删除某个键

         System.out.println(jedis.get("name"));

  }