java中如何停止一个正在运行的线程

public class FunDemo02 {

    /**
     * 练习2：设计一个线程：运行10秒后被终止(掌握线程的终止方法)
     * @param args
     */
    public static void main(String[] args)  throws Exception{
        MyRunable02 runnable = new MyRunable02();
        new Thread(runnable).start();
        Thread.sleep(10000); // 主线程休眠10秒钟
        runnable.flag = false;
        System.out.println("main、  end ...");
    }
}

class MyRunable02 implements Runnable{

    boolean flag = true;

    @Override
    public void run() {
        while(flag){
            try {
                Thread.sleep(1000);
                System.out.println(new Date());
            } catch (InterruptedException e) {
                e.printStackTrace();
            }
        }
        System.out.println(Thread.currentThread().getName() + " 执行完成");
    }
}

package com.bobo.fundemo;

public class FunDemo07 extends Thread{

    public static void main(String[] args) throws InterruptedException {
        Thread t1 = new FunDemo07();
        t1.start();
        Thread.sleep(3000);
         t1.interrupt(); // 中断线程 将中断标志由false修改为了true
        // t1.stop(); // 直接就把线程给kill掉了
        System.out.println("main .... ");
    }

    @Override
    public void run() {
        System.out.println(this.getName() + " start...");
        int i = 0 ;
        // Thread.interrupted() 如果没有被中断 那么是false 如果显示的执行了interrupt 方法就会修改为 true
        while(!Thread.interrupted()){
            System.out.println(this.getName() + " " + i);
            i++;
        }

        System.out.println(this.getName()+ " end .... ");

    }
}

package com.bobo;

public class FunDemo08 extends Thread{

    public static void main(String[] args) throws InterruptedException {
        Thread t1 = new FunDemo08();
        t1.start();
        Thread.sleep(3000);
         t1.interrupt(); // 中断线程 将中断标志由false修改为了true
        // t1.stop(); // 直接就把线程给kill掉了
        System.out.println("main .... ");
    }

    @Override
    public void run() {
        System.out.println(this.getName() + " start...");
        int i = 0 ;
        // Thread.interrupted() 如果没有被中断 那么是false 如果显示的执行了interrupt 方法就会修改为 true
         while(!Thread.interrupted()){
        //while(!Thread.currentThread().isInterrupted()){
             try {
                 Thread.sleep(10000);
             } catch (InterruptedException e) {
                 e.printStackTrace();
				 break;
             }
             System.out.println(this.getName() + " " + i);
            i++;
        }

        System.out.println(this.getName()+ " end .... ");

    }
}