摘要：转载：https://www.ibm.com/developerworks/cn/opensource/os-cn-apache-zookeeper-watcher/ http://blog.csdn.net/tycoon1988/article/details/38405101 可以设置观察的操作 阅读全文

摘要：import java.util.concurrent.atomic.AtomicInteger; import java.util.concurrent.locks.Condition; import java.util.concurrent.locks.ReentrantLock; public 阅读全文