/**

 *

 * @author Administrator

 * 功能：接口体现多态

 */

package com.test4;

public class Test {

    public static void main(String[] args) {

        // TODO Auto-generated method stub

        CarShop aShop = new CarShop();

        aShop.sellCar(new BMW());

        aShop.sellCar(new CherryQQ());

        System.out.println("总收入："+aShop.getMoney());    

    }

}

interface Car

{

    //汽车名称

    String getName();

    //获得汽车售价

    int getPrice();

}

//宝马

class BMW implements Car

{

    @Override

    public String getName() {

        // TODO Auto-generated method stub

        return "BMW";

    }

    @Override

    public int getPrice() {

        // TODO Auto-generated method stub

        return 300000;

    }

}

//奇瑞QQ

class CherryQQ implements Car{

    @Override

    public String getName() {

        // TODO Auto-generated method stub

        return "CherryQQ";

    }

    @Override

    public int getPrice() {

        // TODO Auto-generated method stub

        return 20000;

    }

}

//汽车出售店

class CarShop

{

    //售车收入

    private int money = 0;

    //卖出一部车

    public void sellCar(Car car)

    {

        System.out.println("车型："+car.getName()+" 单价"+car.getPrice());

        //增加卖出 车售价的收入

        money += car.getPrice();

    }

    //售车总收入

    public int getMoney()

    {

        return this.money;

    }

}