package com.basic;

import java.util.concurrent.TimeUnit;

/**

* @program JavaBooks

* @description: ThreadLocal

* @author: mf

* @create: 2019/12/30 23:55

*/

public class T17 {

private static ThreadLocal<person> tl = new ThreadLocal<>();

public static void main(String[] args) {

new Thread(() -> {

try {

TimeUnit.SECONDS.sleep(2);

} catch (InterruptedException e) {

e.printStackTrace();

}

System.out.println(tl.get()); // 无法得到线程二的new的person

}).start();

new Thread(() -> {

try {

TimeUnit.SECONDS.sleep(1);

} catch (InterruptedException e) {

e.printStackTrace();

}

tl.set(new person());

}).start();

}

}

class person {

String name = "zhangsan";

}