003JAVA多线程同步与异步方法

package com.skcc.mthread;

public class MyThread002 {

public MyThread002() {    // TODO Auto-generated constructor stub}/***** * synchronized void work()  同步方法 * void eat() 异步方法 * ***/public synchronized void work()  {    System.out.println(Thread.currentThread().getName() + " synchronized work method executed.");    try {        Thread.sleep(5);    } catch (InterruptedException e) {        // TODO Auto-generated catch block        e.printStackTrace();    }}public void eat() {    System.out.println(Thread.currentThread().getName() + " asynchronized eat method executed.");}public static void main(String[] args) {    // TODO Auto-generated method stub    MyThread002 m1 = new MyThread002();    new Thread(new Runnable() {        @Override        public void run() {            // TODO Auto-generated method stub            m1.work();        }    },"t1").start();    new Thread(new Runnable() {                @Override                public void run() {                    // TODO Auto-generated method stub                    //m1.work();                    m1.eat();                }            },"t2").start();    new Thread(new Runnable() {        @Override        public void run() {            // TODO Auto-generated method stub            m1.work();        }    },"t3").start();    new Thread(new Runnable() {                @Override                public void run() {                    // TODO Auto-generated method stub                    //m1.work();                    m1.eat();                }            },"t4").start();}

}