public BeverageSugarDecorator(IHotBeverage hotBeverage) : base(hotBeverage) { }
public HotBeverageDecorator(IHotBeverage beverage) { _beverage = beverage; }
public BeverageDecorator(IHotBeverage hotBeverage) { beverage = hotBeverage; }
public BeverageMilkDecorator(IHotBeverage hotBeverage) : base(hotBeverage) { }