/// <summary>
/// 步骤 7 BuiderPatternDemo 使用 MealBuider 来演示建造者模式（Builder Pattern）。
/// </summary>
/// <param name="args"></param>
static void Main(string[] args)
{
MealBuilder mealBuilder = new MealBuilder();
Meal vegMeal = mealBuilder.PrepareVegMeal();
Console.WriteLine("Veg Meal");
vegMeal.ShowItems();
Console.WriteLine("Total Cost: " + vegMeal.GetCost());
Meal nonVegMeal = mealBuilder.PrepareNonVegMeal();
Console.WriteLine("\n\nNon-Veg Meal");
nonVegMeal.ShowItems();
Console.WriteLine("Total Cost: " + nonVegMeal.GetCost());
Console.ReadKey();
}
/// <summary>
/// 步骤7 使用MealBuilder 来演示建造者模式
/// </summary>
/// <param name="args"></param>
static void Main(string[] args)
{
MealBuilder builder = new MealBuilder();
Meal vegMeal = builder.PrepareVegMeal();
Console.WriteLine("素套餐");
vegMeal.ShowItems();
Console.WriteLine("总价：" + vegMeal.GetCost());
Meal nonVegMeal = builder.PrepareNonVegMeal();
Console.WriteLine("荤套餐");
nonVegMeal.ShowItems();
Console.WriteLine("总价：" + nonVegMeal.GetCost());
Console.ReadKey();
}