中断线程的执行

package _7;

public class InterruptTest extends Thread{

static int result=0;

public InterruptTest(String name) {

super(name);

}

public static void main(String[]args) {

System.out.println("主线程执行");

Thread t=new InterruptTest("计算线程");

t.start();

System.out.println("result:"+result);

try {

long start=System.nanoTime();

//获得开始时间

t.join(2000);

//等待线程t执行2000ms

long end=System.nanoTime();

//获得结束时间

t.interrupt();

//中断线程t的执行

System.out.println((end-start)/1000000+"毫秒后："+result);

}catch(InterruptedException e) {

e.printStackTrace();

}

}

@Override

public void run() {

System.out.println(this.getName()+"开始计算...");

try {

Thread.sleep(4000);

}catch(InterruptedException e) {

System.out.println(this.getName()+"被中断，结束");

return;

}

result=(int)(Math.random()*10000);

System.out.println(this.getName()+"结束结算");

}

}