java 线程的中断

public class Example12_6 {
public static void main(String args[]) {
ClassRoom room6501=new ClassRoom();
room6501.student.start();
room6501.teacher.start();
}
}

public class ClassRoom implements Runnable {
Thread  student,teacher;
ClassRoom() {
teacher=new Thread(this);
student=new Thread(this);
teacher.setName("王教授");
student.setName("张三");
}
public void run(){
if(Thread.currentThread()==student) {
try{  System.out.println(student.getName()+"正在睡觉，不听课");
Thread.sleep(1000*60*60);
}
catch(InterruptedException e) {
System.out.println(student.getName()+"被老师叫醒了");
}
System.out.println(student.getName()+"开始听课");
}
else if(Thread.currentThread()==teacher)  {
for(int i=1;i<=3;i++) {
System.out.println("上课!");
try{ Thread.sleep(500);
}
catch(InterruptedException e){}
}
student.interrupt();           //吵醒student
}
}
}