App11_02_利用Runnable接口来创建线程

//利用Runnable接口来创建线程--功能like 11_01
class MyThread implements Runnable 
{
	private String who;
	public MyThread(String str)   //构造方法
	{
		who=str;
	}
	public void run()         //实现run()方法
	{
		for(int i=0;i<5;i++)
		{
			try
			{
				Thread.sleep((int)(1000*Math.random()));    //Thread.
			}                                         
			catch(InterruptedException e){}
			System.out.println(who+"正在运行！");
		}
	}
}
public class App11_2 {
	public static void main(String[] args)
	{
		MyThread you=new MyThread("你");
		MyThread she=new MyThread("她");
		Thread t1=new Thread(you);   //产生Thread类的对象t1
		Thread t2=new Thread(she);
		t1.start();   //用t1激活线程
		t2.start();
		System.out.println("主方法main()运行结束！");  
	}

}