Task3.java

import java.util.concurrent.Executors;
import java.util.concurrent.ScheduledExecutorService;
import java.util.concurrent.TimeUnit;

/**
 * <pre>
 * 
 *  File: Task3.java
 * 
 *  Copyright (c) 2016, globalegrow.com All Rights Reserved.
 * 
 *  Description:
 *  TODO
 * 
 *  Revision History
 *  Date,					Who,					What;
 *  2016年6月14日				Disjob				Initial.
 *
 * </pre>
 */
public class Task3 {  
    public static void main(String[] args) {  
        Runnable runnable = new Runnable() {  
            public void run() {  
                // task to run goes here  
                System.out.println("Hello !!");  
            }  
        };  
        ScheduledExecutorService service = Executors  
                .newSingleThreadScheduledExecutor();  
        // 第二个参数为首次执行的延时时间，第三个参数为定时执行的间隔时间  
        service.scheduleAtFixedRate(runnable, 10, 1, TimeUnit.SECONDS);  
    }  
}