package org.cp;
/**
* create by CP on 2019/7/22 0022.
*/
public class MyThread extends Thread {
static Integer ticket = 100;
@Override
public void run() {
while (true) synchronized (ticket) {
if (ticket < 0) {
break;
}
System.out.println(getName() + ": " + ticket);
ticket--;
}
}
}
class Test {
public static void main(String[] args) {
MyThread t1 = new MyThread();
MyThread t2 = new MyThread();
MyThread t3 = new MyThread();
Thread t4 = new Thread() {
@Override
public void run() {
while (true) {
synchronized (MyThread.ticket) {
if (MyThread.ticket < 0) {
break;
}
System.out.println(getName() + ": " + MyThread.ticket);
MyThread.ticket--;
}
}
}
};
t1.setName("窗口1 ");
t2.setName("窗口2 ");
t3.setName("窗口3 ");
t4.setName("窗口4 ");
t1.start();
t2.start();
t3.start();
t4.start();
}
}