public override void ProcessRequest(Purchase purchase)
 {
     if (purchase.Amount < 10000.0)
     {
         Console.WriteLine("{0} approved request# {1}",
           this.GetType().Name, purchase.Number);
     }
     else if (successor != null)
     {
         successor.ProcessRequest(purchase);
     }
 }
        /// <summary>
        /// Entry point into console application.
        /// </summary>
        static void Main()
        {
            // Setup Chain of Responsibility
            var larry = new Director();
            var sam = new VicePresident();
            var tammy = new President();

            larry.SetSuccessor(sam);
            sam.SetSuccessor(tammy);

            // Generate and process purchase requests
            var p = new Purchase(2034, 350.00, "Assets");
            larry.ProcessRequest(p);

            p = new Purchase(2035, 32590.10, "Project X");
            larry.ProcessRequest(p);

            p = new Purchase(2036, 122100.00, "Project Y");
            larry.ProcessRequest(p);

            // Wait for user
            Console.ReadKey();
        }
 public override void ProcessRequest(Purchase purchase)
 {
     if (purchase.Amount < 100000.0)
     {
         Console.WriteLine("{0} approved request# {1}",
           this.GetType().Name, purchase.Number);
     }
     else
     {
         Console.WriteLine(
           "Request# {0} requires an executive meeting!",
           purchase.Number);
     }
 }
 public abstract void ProcessRequest(Purchase purchase);
 public abstract void ProcessRequest(Purchase purchase);