java 第54节 继承Thread类创建线程

package com.java1995;
/**
 * 继承Thread类创建线程
 * @author Administrator
 *
 */
public class MyThread extends Thread{
    
    //构造器:给线程命名
    public MyThread(String name){
        super(name);
    }
    //重写run()方法
    public void run(){
        for(int i=0;i<10;i++){
            try{
                Thread.sleep(1000);
            }catch(InterruptedException e){
                e.printStackTrace();
            }//1000毫秒
            System.out.println("MyThread"+i);
        }    
    }

}

package com.java1995;

public class ThreadDemo {
    
    public static void main(String[] args) {
        MyThread mt=new MyThread("线程1");
        MyThread mt2=new MyThread("线程2");

        mt.start();//多线程
        mt2.start();
        //mt.run();//单线程
        for(int i=0;i<10;i++){
            try {
                Thread.sleep(1000);
            } catch (InterruptedException e) {
                // TODO Auto-generated catch block
                e.printStackTrace();
            }
            System.out.println("主线程"+i);
        }
        System.out.println("程序执行完毕");
    }

}