The Object class in java contains three final methods that allows threads to communicate about the lock status of a resource. These methods are wait(), notify() and notifyAll(). So today we will look into wait, notify and notifyAll in java program. Java中
Java shutdown hook are handy to run some code when program exit. We can use java.lang.Runtime.addShutdownHook(Thread t) method to add a shutdown hook in the JVM. 程序退出時,使用Java shutdown鉤子可以方便地運行一些代碼。 我們可以使用java.lang.Runtime
傳送門:https://www.cnblogs.com/techyc/p/3286678.html(本篇文章部分摘自這里) join()是Thread類的一個方法。根據jdk文檔的定義:public final void join()throws InterruptedException: Waits for this thread to die.join()方法的作用,是等待這