Java设计一个钟表Timer的类

Question

Java设计一个钟表Timer的类，该类具有表示hour，分minute，秒second的三个属性，同时具有给三个属性赋值的方法setTimer()和显示时间show Time()的方法。

Answer 1

public class Timer {
    private int hour;
    private int minute;
    private int second;

    public Timer(int hour, int minute, int second) {
        this.hour = hour;
        this.minute = minute;
        this.second = second;
    }

    public void setHour(int hour) {
        this.hour = hour;
    }

    public void setMinute(int minute) {
        this.minute = minute;
    }

    public void setSecond(int second) {
        this.second = second;
    }
    
    public void showTime() {
        System.out.println("当前时间："+hour+":"+minute+":"+second);
    }
}