Java线程通信-Exchanger

package com.zhiwei.thread;

import java.util.concurrent.Exchanger;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
/**
*特点： 一定要等双方将数据都拿出来后才能交换(只能是两个线程)
* @author Yang ZhiWei
*
*/
public class ExchangerTest {

public static void main(String[] args) {

ExecutorService threadPool=Executors.newCachedThreadPool();

Exchanger<String> exchanger=new Exchanger<String>();

threadPool.execute(new Runnable() {
@Override
public void run() {

System.out.println(Thread.currentThread().getName()+":交换数据："+Thread.currentThread().getName());
try {
String getDate = exchanger.exchange(Thread.currentThread().getName());

System.out.println(Thread.currentThread().getName()+":收到数据："+getDate);
} catch (InterruptedException e) {
e.printStackTrace();
}
}
});

threadPool.execute(new Runnable() {
@Override
public void run() {

System.out.println(Thread.currentThread().getName()+"交换数据："+Thread.currentThread().getName());
try {

String getDate = exchanger.exchange(Thread.currentThread().getName());

System.out.println(Thread.currentThread().getName()+"收到数据："+getDate);
} catch (InterruptedException e) {
e.printStackTrace();
}
}
});
threadPool.shutdown();
}
}