threadfromrunnable.java

Java面向对象编程(随书配套源代码) 阐述了面向对象编程的思想

package chapter10;
public class ThreadFromRunnable 
{
    public static void main(String args[]) 
    {
        //创建一个新的线程
        new ChildThread();
        try 
        {
            for(int i=5;i>0;i--) {
                System.out.println("|-主线程: "+i);
                Thread.sleep(1000);
            }
        }
        catch (InterruptedException e) 
        {
                System.out.println("主线程被中断.");
        }
        System.out.println("主线程退出.");
    }
}
class ChildThread implements Runnable
{
    Thread t;
    //构造函数
    ChildThread()
    {
        //实例化线程顺对象t
        t= new Thread(this,"ChildThread");
        System.out.println("子线程信息:"+t+"\n");
        //调用start()方法执行对run()方法的调用起动线程t
        t.start();
    }
    //新线程启动点
    public void run() 
    {
        try 
        {
            for (int i=5;i>0;i--)
            {
                System.out.println("|--子线程: "+i);
                Thread.sleep(500);
            }
        }  
        catch (InterruptedException e) 
        {
                System.out.println("子线程被中断.");
        }
        System.out.println("子线程退出.");
    }
}