chap9-5.txt

JAVA 学习资源

// 程序9-5
class UserThread{
    void Play(int n) {
        System.out.println("运行线程 NO："+n);

        try{
            Thread.sleep(3);	// 采用睡眠模拟程序的运行
        }catch(InterruptedException e) {
            System.out.println("线程异常，NO："+n);
        }
        System.out.println("结束线程 NO："+n);
    }
}

class UserMultThread implements Runnable{ 
    UserThread UserObj;
    int num;

    UserMultThread(UserThread o,int n) {
        UserObj=o;
        num=n;
    }

    public void run( ) {
        UserObj.Play(num);
    }
}

public class multTheadTwo { 
    public static void main(String args[ ]) {
        UserThread Obj=new UserThread( );  		// 定义对象Obj
        Thread t1=new Thread(new UserMultThread(Obj,1));	// 采用Obj产生线程对象
        Thread t2=new Thread(new UserMultThread(Obj,2));
        Thread t3=new Thread(new UserMultThread(Obj,3));

        t1.start( );
        t2.start( );
        t3.start( );
    }
}