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);
}
}
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);
}
}
/// <summary>
/// Entry point into console application.
/// </summary>
static void Main()
{
// Setup Chain of Responsibility
Approver larry = new Director();
Approver sam = new VicePresident();
Approver tammy = new President();
larry.SetSuccessor(sam);
sam.SetSuccessor(tammy);
// Generate and process purchase requests
Purchase 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 abstract void ProcessRequest(Purchase purchase);
public abstract void ProcessRequest(Purchase purchase);