multithreaddemo3.java

Java程序设计大学教程程序源代码

/*
 * MultiThreadDemo3.java
 * 参见教程287页 示例程序10-3
 * Created on 2005年8月14日, 下午5:18
 */

package jbookch10;

public class MultiThreadDemo3 {
    public static void main(String args[]){
        //运行子线程
        new NewPriorityThread("1",1);
        new NewPriorityThread("2",5);
        new NewPriorityThread("3",5);
        new NewPriorityThread("4",10);
        //运行主线程
        System.out.print(" 主线程启动! ");
        for (int i=0;i<100; i++) {
            System.out.print("  -->  ");
        }
        System.out.print(" 主线程结束！ ");
    }
}

class NewPriorityThread extends Thread {
    NewPriorityThread(String threadName,int n) {
        name=threadName;
        t= new Thread(this,name);
        t.setPriority(n);
        System.out.print(" 新线程"+name+"启动! ");
        t.start();//启动线程
    }
    
    //线程入口
    public void run() {
        for (int i=0;i<100; i++) {
            System.out.print(name);
         }
         System.out.print(" 线程"+name+"结束！ ");
    }
    
    private Thread t;
    private String name;
    
}