Ejemplo n.º 1
0
        static void Main(string[] args)
        {
            var supermarket = new SuperMarket();
            supermarket.AddProduct("Milk", new Milk(100));
            supermarket.AddProduct("Bread",new Bread(250));

            var currentMilk = supermarket.GetProduct("Milk");
            var currentBread = supermarket.GetProduct("Bread");

            var newMilk = (Milk) currentMilk.Clone();
            newMilk.Price=120;
            var newBread = (Bread) currentBread.Clone();
            newBread.Price = 245;
            Console.WriteLine(string.Format("Milk: new ={0} ,old ={1} ",newMilk.Price,currentMilk.Price));
            Console.WriteLine(string.Format("Bread: new ={0} ,old ={1} ",newBread.Price,currentBread.Price));
            Console.Read();
        }
Ejemplo n.º 2
0
        static void Main(string[] args)
        {
            var supermarket = new SuperMarket();

            supermarket.AddProduct("Milk", new Milk(100));
            supermarket.AddProduct("Bread", new Bread(250));

            var currentMilk  = supermarket.GetProduct("Milk");
            var currentBread = supermarket.GetProduct("Bread");

            var newMilk = (Milk)currentMilk.Clone();

            newMilk.Price = 120;
            var newBread = (Bread)currentBread.Clone();

            newBread.Price = 245;
            Console.WriteLine(string.Format("Milk: new ={0} ,old ={1} ", newMilk.Price, currentMilk.Price));
            Console.WriteLine(string.Format("Bread: new ={0} ,old ={1} ", newBread.Price, currentBread.Price));
            Console.Read();
        }
Ejemplo n.º 3
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();
        }