Exemplo n.º 1
0
        public static void Main()
        {
            var supermarket = new Supermarket();

            supermarket.AddProduct("Milk", new Milk(0.89));
            supermarket.AddProduct("Bread", new Bread(1.11));

            double sourcePrice;
            double currentPrice;

            var cloneMilk = (Milk)supermarket.GetProduct("Milk");

            cloneMilk.Price = 1;
            sourcePrice     = supermarket.GetProduct("Milk").Price;
            currentPrice    = cloneMilk.Price;
            Console.WriteLine($"{sourcePrice} | {currentPrice}");

            var cloneBread = (Bread)supermarket.GetProduct("Bread");

            cloneBread.Price = 2;
            sourcePrice      = supermarket.GetProduct("Bread").Price;
            currentPrice     = cloneBread.Price;
            Console.WriteLine($"{sourcePrice} | {currentPrice}");

            //ICloneable
            var cloneableProduct = new CloneableProduct(100);
            var clonedProduct    = (CloneableProduct)cloneableProduct.Clone();

            clonedProduct.Price = 200;
            sourcePrice         = cloneableProduct.Price;
            currentPrice        = clonedProduct.Price;
            Console.WriteLine($"{sourcePrice} | {currentPrice}");
        }
Exemplo n.º 2
0
        private static void Prototype()
        {
            // Language agnostic solution
            var supermarket = new SuperMarket();

            supermarket.AddProduct("Milk", new Milk(0.89m));
            supermarket.AddProduct("Bread", new Bread(1.10m));

            decimal sourcePrice;
            decimal currentPrice;

            var clonedMilk = (Milk)supermarket.GetProduct("Milk");

            clonedMilk.Price = 1;
            sourcePrice      = supermarket.GetProduct("Milk").Price;
            currentPrice     = clonedMilk.Price;
            Console.WriteLine(String.Format("{0} | {1}", sourcePrice, currentPrice));

            var clonedBread = (Bread)supermarket.GetProduct("Bread");

            clonedBread.Price = 2;
            sourcePrice       = supermarket.GetProduct("Bread").Price;
            currentPrice      = clonedBread.Price;
            Console.WriteLine(String.Format("{0} | {1}", sourcePrice, currentPrice));

            // C# specific solution using the ICloneable interface
            var cloneableProduct = new CloneableProduct(100);
            var clonedProduct    = (CloneableProduct)cloneableProduct.Clone();

            clonedProduct.Price = 200;
            sourcePrice         = cloneableProduct.Price;
            currentPrice        = clonedProduct.Price;
            Console.WriteLine(String.Format("{0} | {1}", sourcePrice, currentPrice));

            Console.ReadKey();
        }