peanut丶w
2019-02-16 14:28
public class Ticket extends Thread {
private int tic = 5;
@Override
public void run() {
while (tic > 0) {
--tic;
System.out.println(Thread.currentThread().getName() + "剩下" + tic + "张票");
}
}
public static void main(String[] args) {
Ticket ticket = new Ticket();
Thread thread1 = new Thread(ticket, "线程1");
Thread thread2 = new Thread(ticket, "线程2");
Thread thread3 = new Thread(ticket, "线程3");
thread1.start();
thread2.start();
thread3.start();
}
}
new多次就不是用同一资源了
我发现是你说的那样昵,不管是继承Thread还是实现Runnable,关键还是看new了几个线程,如果都只是new1个线程,就一共卖票5张,因为3个对象继承Thread或者实现Runnable的对象都共享同一个资源。
细说多线程之Thread VS Runnable
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