Exemplo n.º 1
0
        static void Main(string[] args)
        {
            //Declaration for visitor-objects
            TaxHolidayVisitor HolCalc = new TaxHolidayVisitor();
            HappyHourVisitor  HapCalc = new HappyHourVisitor();

            //Default prices are set for objects
            Liqour  RedWine = new Liqour(10.0);
            Tobacco Prince  = new Tobacco(30.5);

            //Print default prices for products
            Console.WriteLine("*** Prices by default ***");
            Console.WriteLine("REDWINE: " + RedWine.getPrice());
            Console.WriteLine("PRINCE: " + Prince.GetPrice() + "\n");

            //Print modified prices for products. Prices has been modified by visitors.
            Console.WriteLine("*** Holiday prices ***");
            Console.WriteLine("REDWINE: " + RedWine.Accept(HolCalc));
            Console.WriteLine("PRINCE: " + Prince.Accept(HolCalc));
            Console.WriteLine();
            Console.WriteLine("*** Happyhour prices ***");
            Console.WriteLine("REDWINE happyhour price: " + RedWine.Accept(HapCalc));
            Console.WriteLine("PRINCE happyhour price: " + Prince.Accept(HapCalc));
        }
Exemplo n.º 2
0
 public double Visit(Tobacco tobaccoItem)
 {
     return(tobaccoItem.GetPrice() * 0.30);
 }