[디자인 패턴] 7. 빌더 패턴 예제: 마라탕 주문하기

[디자인 패턴] 7. 빌더 패턴 예제: 마라탕 주문하기

 

빌더 패턴을 사용해 마라탕을 주문해보자.

 

 

1. Maratang.class

package builder;

import builder.Burger.BurgerBuilder;

public class Maratang {

    private String meat;
    private String noodle;
    private boolean vegetables;
    private boolean mushrooms;

    private Maratang(MaratangBuilder builder){
        this.meat = builder.meat;
        this.noodle = builder.noodle;
        this.vegetables = builder.vegetables;
        this.mushrooms = builder.mushrooms;
    }

    private static class MaratangBuilder{
        private String meat;
        private String noodle;
        private boolean vegetables = false;
        private boolean mushrooms = false;

        public MaratangBuilder(String meat, String noodles){
            this.meat = meat;
            this.noodle = noodles;
        }

        public MaratangBuilder addVegetables(){
            this.vegetables = true;
            return this;
        }

        public MaratangBuilder addMushrooms(){
            this.mushrooms = true;
            return this;
        }
    }
}

 

 

2. MaratangRestaurant.class

package builder;

public class MaratangRestaurant {

    public static void main(String[] args) {
        
        Maratang maratang = new Maratang.MaratangBuilder("양고기","분모자")
                                                                        .addMushrooms()
                                                                        .addVegetables()
                                                                        .build();

        System.out.println(maratang);
        maratang.orderMaratang();
    }

}