KFC

MealB

+ buildFood() :void+ buildDrink() :void

Waiter

- mealBuilder :MealBuilder

+ setMealBuilder(MealBuilder mealBuilder) :void+ construct() :Meal

MealBuilder { abstract }

- meal: Meal=new Meal()

+ buildFood() :void+ buildDrink() :void+ getMeal() :Meal

Meal

- food:String- drink:String

+ setFood(String food) : void+ setDrink(String drink) : void+ getFood() :String+ getDrink() :String

mealBuilder

meal

MealA