简单例子演示 ThreadLocal 类的使用方法
发布时间:2020-12-15 00:12:43 所属栏目:Java 来源:网络整理
导读:今天PHP站长网 52php.cn把收集自互联网的代码分享给大家,仅供参考。 /** Demonstrate use of ThreadLocal */public class ThreadLocalDemo extends Thread { /** A serial number for clients */ private static int cli
以下代码由PHP站长网 52php.cn收集自互联网 现在PHP站长网小编把它分享给大家,仅供参考 /** Demonstrate use of ThreadLocal */ public class ThreadLocalDemo extends Thread { /** A serial number for clients */ private static int clientNum = 0; /** This ThreadLocal holds the Client reference for each Thread */ private ThreadLocal myClient = new ThreadLocal() { // The initialValue() method is called magically when you call get(). protected synchronized Object initialValue() { return new Client(clientNum++); } }; public void run() { System.out.println("Thread " + Thread.currentThread().getName() + " has client " + myClient.get()); } public static void main(String[] args) { Thread t1 = new ThreadLocalDemo(); Thread t2 = new ThreadLocalDemo(); t1.start(); t2.start(); } /** Simple data class,in real life clients would have more fields! */ private class Client { private int clNum; Client(int n) { clNum = n; } public String toString() { return "Client[" + clNum + "]"; } } } 以上内容由PHP站长网【52php.cn】收集整理供大家参考研究 如果以上内容对您有帮助,欢迎收藏、点赞、推荐、分享。 (编辑:李大同) 【声明】本站内容均来自网络,其相关言论仅代表作者个人观点,不代表本站立场。若无意侵犯到您的权利,请及时与联系站长删除相关内容! |