package Thread.Basic; public class JoinTest { public static void main(String[] args) { Sleep sleep=new Sleep("sleep", 3000); Joiner joiner=new Joiner(sleep, "Joiner"); joiner.start(); //对join的方法可以被中断，调用Interrupt方法 sleep.interrupt(); } } class Sleep extends Thread{ private int duration; public Sleep(String name,int dutation){ //调用父类的Thread(String name)的构造函数 super(name); this.duration=dutation; start(); } public void run() { try { sleep(duration); } catch (InterruptedException e) { //这里显示没有被中断，，原因：在调用isInterrupt时，会被设置一个中断标志位，但是捕获异常时会清除这个标志 System.out.println(this.getName()+"被阻塞"+duration+"毫秒"+"目前是否被中断："+isInterrupted()); //return ; } System.out.println(getName()+"线程has awakened"); } } class Joiner extends Thread{ private Sleep sleep; private int count=5; public Joiner(Sleep sleep,String name){ this.sleep=sleep; } @Override public void run() { while(true){ System.out.println(this); if(count--==0) return; if(count==3){ try { sleep.join(); } catch (InterruptedException e) { // TODO Auto-generated catch block System.out.println(getName()+"is Interrupted"); } System.out.println(getName()+"join 完成"); } } } public String toString(){ return getName()+":"+count; } }