抢票

package demo7;

//三个人共抢10张票，限黄牛党只能抢一张票
public class MyThread7 implements Runnable {
    private int count = 10; // 票数
    private int num; // 抢到第几张票

    public void run() {

        while (true) {
            sale();
            if(Thread.currentThread().getName().equals("黄牛党")) {
                try {
                    Thread.sleep(10000);
                } catch (InterruptedException e) {
                    e.printStackTrace();
                }
            }
        }
    }

    public synchronized void sale() {
        if (count <= 0) {
            return;
        }
        try {
            Thread.sleep(200);
        } catch (InterruptedException e) {
            e.printStackTrace();
        }
        System.out.println(Thread.currentThread().getName() + "抢到第" + (num + 1) + "张票，剩余" + (count - 1) + "张票");
        num++;
        count--;
    }

    public static void main(String[] args) {
        MyThread7 mt = new MyThread7();
        Thread t1 = new Thread(mt, "李明");
        Thread t2 = new Thread(mt, "黄牛党");
        Thread t3 = new Thread(mt, "吴勇");
        t1.start();
        t2.start();
        t3.start();
        
    }
}