• 模擬火車站售票窗口同時售票

public class xianchenglianxi {
    public static void main(String arg[]){
        long begin = System.currentTimeMillis(); 
        MyThread myth_1 = new MyThread("1");        //創建線程對象
        MyThread myth_2 = new MyThread("2");
        MyThread myth_3 = new MyThread("3");
        MyThread myth_4 
 
= new MyThread("4");
        MyThread myth_5 = new MyThread("5");
        myth_1.setPriority(5);        //設置線程優先級 1最低 10最高
        myth_2.setPriority(6);
        myth_3.setPriority(10);
        myth_4.setPriority(1);
        myth_5.setPriority(8);
        myth_1.start();                //啟動線程
        myth_2.start();
        myth_3.start();
        myth_4.start();
        myth_5.start();
    }
}
 
class MyThread extends Thread {        //繼承Thread類，為了調用其run方法
    String name;            
    int ticket = 5;            //票總數    
    public MyThread(String name){
        this.name = name;
    }
    public void run(){                //方法重寫
        for(int i = ticket;i >= 0;i--){
            if(i > 0){
                System.out.println(
 
"窗口:"+name+"售票成功"+"\t"+"余票"+i);
            }
            else{
                System.out.println("窗口:"+name+"售票成功\t余票 "+i+"\t窗口關閉");
            }
        }
        
    }
}

多線程練習（簡單模擬火車站多窗口同時售票）