public void EatFood()
{
#region old Code
// 客户A想点一个西红柿炒蛋
CreateFood foodA = CreateFoodFactory.DoCooking("西红寺炒蛋");
foodA.GetFood();
//客户B想点一个土豆肉丝
CreateFood foodB = CreateFoodFactory.DoCooking("土豆肉丝");
foodB.GetFood();
#endregion
#region new Code
// 初始化做菜的两个工厂（）
CreatorFactory shreddedPorkWithPotatoesFactory = new ShreddedPorkWithPotatoesFactory();
CreatorFactory tomatoScrambledEggsFactory = new TomatoScrambledEggsFactory();
// 开始做西红柿炒蛋
CreateFood tomatoScrambleEggs = tomatoScrambledEggsFactory.CreateFoodFactory();
tomatoScrambleEggs.GetFood();
//开始做土豆肉丝
CreateFood shreddedPorkWithPotatoes = shreddedPorkWithPotatoesFactory.CreateFoodFactory();
shreddedPorkWithPotatoes.GetFood();
#endregion
}
public static CreateFood DoCooking(string menuType)
{
CreateFood food = null;
if (menuType.Equals("土豆肉丝"))
{
food = new ShreddedPorkWithPotatoes();
}
else if (menuType.Equals("西红柿炒蛋"))
{
food = new TomatoScrambledEggs();
}
return(food);
}