[JAVA]51.인터페이스

ackage ex07.ch01;
/*
삼성 리모컨, 엘지 리모컨
기능: on/off
 */

interface Remocon {
    public abstract void on(); //interface는 public으로해서 공개해야함

    void off(); //회색으로 뜨는 public abstract 생략 가능
}

class SamsungRemocon implements Remocon {

    @Override
    public void on() {
        System.out.println("Samsung Remocon On");
    }

    @Override
    public void off() {
        System.out.println("Samsung Remocon Off");

    }
}

class LGRemocon implements Remocon {

    @Override
    public void on() {
        System.out.println("LG Remocon On");
    }

    @Override
    public void off() {
        System.out.println("LG Remocon Off");
    }
}

public class Inter01 {

    static void start(Remocon r) {
        r.on();
    }


    public static void main(String[] args) {
        Remocon lg = new LGRemocon();
        start(lg);

    }
}