alarmclock.java

刚刚学java的时候联系用的程序

import java.util.*;
class AlarmClock extends Clock{
	AlarmClock(){
		super();
	}
	void disp(){
		
		System.out.println("time now:"+hour+":"+minute+":"+second);
	}
	void alarm(){
		if(time.get(Calendar.MINUTE)==0)
		{
			System.out.println("Alarming!!!!!!");
		}
	}
}