[NEW] JedisPoolTest - "JedisPool-基于单个Redis实例的连接池实现"API示例

当停止这个Redis实例的服务时，抛出"JedisConnectionException: java.net.ConnectException:
拒绝连接"异常。
[NEW] ShardedJedisPoolTest - "ShardedJedisPool-基于多个Redis实例分区的连接池实现"API示例

当停止某个Redis实例的服务时，抛出的异常信息：
Caused by: java.util.NoSuchElementException: Unable to validate object
	at
org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:497)
	at
org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:360)
	at redis.clients.util.Pool.getResource(Pool.java:51)
	... 26 more
[FIX] JedisPoolTest - "JedisPool-基于单个Redis实例的连接池实现"API示例

当停止这个Redis实例的服务时，抛出的异常信息：
Caused by: redis.clients.jedis.exceptions.JedisConnectionException:
java.net.ConnectException: 拒绝连接
	at redis.clients.jedis.Connection.connect(Connection.java:150)
	at redis.clients.jedis.BinaryClient.connect(BinaryClient.java:75)
	at redis.clients.jedis.BinaryJedis.connect(BinaryJedis.java:1797)
	at redis.clients.jedis.JedisFactory.makeObject(JedisFactory.java:70)
	at
org.apache.commons.pool2.impl.GenericObjectPool.create(GenericObjectPool.java:819)
	at
org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:429)
	at
org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:360)
	at redis.clients.util.Pool.getResource(Pool.java:51)
	... 26 more