interruptthreaddemo2.java

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// 例4.4.2 InterruptThreadDemo2.java
class MyThread extends Thread
{
	boolean stop = false;   // 引入一个布尔型的共享变量stop
	public void run()
{
		while(!stop)    // 通过判断stop变量的值来确定是否继续执行线程体
{
			System.out.println(getName()+" is running");
			try
{
				sleep(1000);  
			}catch(InterruptedException e){
				System.out.println(e.getMessage());
}
		}
		System.out.println("Thread is exiting...");
	}
}
class InterruptThreadDemo2
{
	public static void main(String[] args) throws InterruptedException
{
		MyThread m=new MyThread();
		System.out.println("Starting thread...");
		m.start();
		Thread.sleep(3000);	
		System.out.println("Interrupt thread...");
		m.stop=true;	// 修改共享变量
		Thread.sleep(3000);  // 主线程休眠以观察线程中断后的情况
		System.out.println("Stopping application...");
	}
}