package org.cp;
/**
* notifyAll(), wait()要写在synchronized里面
* notifyAll(), wait()调用的对象是监视器里的对象，本DEMO里面是Object o
* 尽量使用notifyAll()来替代notify()
* create by CP on 2019/7/26 0026.
*/
public class Print100By2Thread {
private static int i = 1;
private static final Object o = new Object();
public static void main(String[] args) {
Thread t1 = new Thread(() -> myRun());
Thread t2 = new Thread(() -> myRun());
t1.setName("线程1");
t2.setName("线程2");
t1.start();
t2.start();
}
/**
* 提取公共方法
*/
private static void myRun() {
while (true) {
synchronized (o) {
if (i>100) {
o.notifyAll();//这里唤起一下，结束所有线程
break;
}
System.out.println(Thread.currentThread().getName() + " : " + i);
i++;
o.notifyAll();
try {
o.wait();
} catch (InterruptedException e) {
e.printStackTrace();
}
}
}
}
}