package com.lavasoft.test;

/**
* 为线程添加编号，并确所创建过线程的数目
*
* @author leizhimin 2010-1-4 14:15:31
*/
public class ThreadVarTest {
        public static void main(String[] args) {
                Thread t1 = new MyThread();
                Thread t2 = new MyThread();
                Thread t3 = new MyThread();
                Thread t4 = new MyThread();
                t1.start();
                t2.start();
                t3.start();
                t4.start();
        }
}

class MyThread extends Thread {
        private static int sn = 0;    //线程数
        private int x = 0;                    //线程编号

        MyThread() {
                x = sn++;
        }

        @Override
        public void run() {
                Thread t = Thread.currentThread();
                System.out.println(t.getName() + "\t" + x);
        }
}