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package com.bage.study.java.multhread;
public class WaitNotify {
public static void main(String[] args) {
WaitNotify waitNotify = new WaitNotify();
waitNotify.test();
}
private void test() {
ShareObj shareObj = new ShareObj();
Thread11 thread11 = new Thread11(shareObj);
thread11.start();
System.out.println("线程11启动。。。");
Thread1 thread1 = new Thread1(shareObj);
thread1.start();
System.out.println("线程1启动。。。");
Thread2 thread2 = new Thread2(shareObj);
thread2.start();
System.out.println("线程2启动。。。");
}
class Thread2 extends Thread{
ShareObj shareObj = null;
public Thread2(ShareObj shareObj){
this.shareObj = shareObj;
}
@Override
public void run() {
try {
System.out.println("线程2开始执行XXXX逻辑");
Thread.sleep(5000);
System.out.println("线程2执行XXXX逻辑结束");
synchronized (shareObj){
shareObj.notifyAll();
System.out.println("线程2执行notify方法");
}
} catch (InterruptedException e) {
e.printStackTrace();
}
}
}
class Thread1 extends Thread{
ShareObj shareObj = null;
public Thread1(ShareObj shareObj){
this.shareObj = shareObj;
}
@Override
public void run() {
synchronized (shareObj){
System.out.println("线程1加锁。。。");
if(shareObj.isNotOk()){
try {
System.out.println("线程1正在等待。。。");
shareObj.wait();
System.out.println("线程1等待结束。");
} catch (InterruptedException e) {
e.printStackTrace();
}
}
}
}
}
class Thread11 extends Thread{
ShareObj shareObj = null;
public Thread11(ShareObj shareObj){
this.shareObj = shareObj;
}
@Override
public void run() {
synchronized (shareObj){
System.out.println("线程11加锁。。。");
if(shareObj.isNotOk()){
try {
System.out.println("线程11正在等待。。。");
shareObj.wait();
System.out.println("线程11等待结束。");
} catch (InterruptedException e) {
e.printStackTrace();
}
}
}
}
}
class ShareObj{
private Object data = null;
public Object getData() {
return data;
}
public void setData(Object data) {
this.data = data;
}
public boolean isNotOk(){
return getData() == null;
}
}
}