Java 多线程实现多窗口同时售票简单功能

package day162020072701.day1603;

import java.util.concurrent.locks.Lock;
import java.util.concurrent.locks.ReentrantLock;

/**
 * @author liuwenlong
 * @create 2020-07-27 13:13:32
 */
@SuppressWarnings("all")
public class SellTicke implements Runnable {
   private int tik = 10;
    Lock lock = new ReentrantLock();

    @Override
    public void run() {
        while (true) {
            //加锁
            lock.lock();
            if (tik > 0) {
                try {
                    //模拟一下出票过程
                    Thread.sleep(100);
                } catch (InterruptedException e) {
                    e.printStackTrace();
                }
                System.out.println(Thread.currentThread().getName() + "；还剩" + --tik + "张票");
            }
            //解锁
            lock.unlock();
        }
    }
}

package day162020072701.day1603;

/**
 * @author liuwenlong
 * @create 2020-07-27 13:15:03
 */
@SuppressWarnings("all")
public class TestSell {
    public static void main(String[] args) throws InterruptedException {
        SellTicke s = new SellTicke();
        Thread t1 = new Thread(s,"窗口1");
        Thread t2 = new Thread(s,"窗口2");
        Thread t3 = new Thread(s,"窗口3");
        t1.start();
        t2.start();
        t3.start();
    }
}