package Template_Method_Pattern;

import java.util.Scanner;

/**
 * 模板方法模式的擴充套件
 * 鉤子方法（Hook Method）
 * @author dd
 *
 */
public class demo2 {
    public static void main(String[] args) {
        System.out.println("--------------寶馬3系---------------");
        System.out.println("寶馬3系需不需要鳴笛？0：不需要；  1：需要"
 
);
        Scanner s = new Scanner(System.in);
        String str = s.nextLine();
        BMWX3Model b3 = new BMWX3Model();
        if(str.equals("0")){
            b3.setAlarm(false);
        }
        b3.run();
        System.out.println("--------------寶馬5系-------------------");
        BMWX5Model b5 = new
 
 BMWX5Model();
        b5.run();
    }
}

abstract class BMWModel{
    protected abstract void start();

    protected abstract void stop();

    protected abstract void alarm();

    protected abstract void engineBoom();

    final public void run(){
        this.start();
        this.engineBoom();
        if
 
(this.isAlarm()){
            this.alarm();
        }
        this.stop();
    }

    protected boolean isAlarm(){
        return true;
    }
}

class BMWX3Model extends BMWModel{

    private boolean alarmFlag = true;

    protected boolean isAlarm(){
        return this.alarmFlag;
    }
    public void setAlarm(boolean isAlarm){
        this.alarmFlag = isAlarm;
    }
    @Override
    protected void start() {
        // TODO Auto-generated method stub
        System.out.println("寶馬3系啟動");
    }

    @Override
    protected void stop() {
        // TODO Auto-generated method stub
        System.out.println("寶馬3系停車");
    }

    @Override
    protected void alarm() {
        // TODO Auto-generated method stub
        System.out.println("寶馬3系鳴笛");
    }

    @Override
    protected void engineBoom() {
        // TODO Auto-generated method stub
        System.out.println("寶馬3系引擎響");
    }

}

class BMWX5Model extends BMWModel{

    @Override
    protected void start() {
        // TODO Auto-generated method stub
        System.out.println("寶馬5系啟動");
    }

    @Override
    protected void stop() {
        // TODO Auto-generated method stub
        System.out.println("寶馬5系停下");
    }

    @Override
    protected void alarm() {
        // TODO Auto-generated method stub
        System.out.println("寶馬5系鳴笛");
    }

    @Override
    protected void engineBoom() {
        // TODO Auto-generated method stub
        System.out.println("寶馬5系引擎響");
    }

    protected boolean isAlarm(){
        return false;
    }

}