Clean Code

類別圖：漢堡點餐系統（裝飾者模式）

Example: 漢堡點餐系統

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@startuml Example-Burgers-Ordering-System-Decorator-Pattern

interface Food
{
  + getDescription()
}

abstract class Burger
{
  # name
  + getDescription()
}

abstract class Ingredient
{
  # name
  # food

  + getDescription()
  + customized()
  # changeDefaultIfDemanded()
  - getIngredientName()
}

class Program
{
  # demand

  + makeBigMac()
  - getBurgerDescription()
  - subLastPunctuation()
}

Program -> Food

Food <|.. Burger
Burger <|-- BigMac

Food <|.. Ingredient
Ingredient o-- Food
Ingredient <|-- Bread
Ingredient <|-- Beef
Ingredient <|-- Cheese
Ingredient <|-- Lettuce
Ingredient <|-- Pickle
Ingredient <|-- Salad

@enduml

ʕ •ᴥ•ʔ：若不熟悉 UML 類別圖，可參考UML類別圖說明。

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