JAvaプログラミング思想(第4版)第7章
622 ワード
//CAR:多重化の一例
class Window{
int Colour;
public void roolup(){}
public void rooldown(){}
}
class Door{
public Window win = new Window();
public void open(){}
public void close(){}
}
class Wheel{
public void inflate(int psi){}
}
public class Car {
public Wheel[] wheel = new Wheel[4];
public Window window = new Window();
public Door left = new Door();
public Door right = new Door();
public static void main(String []args){
Car car = new Car();
car.window.rooldown();
car.left.open();
car.left.win.rooldown();
//car.wheel[0].inflate(72);
System.out.println("Car");
}
}