public static void Run()
{
Console.WriteLine("This real-world code demonstrates the Chain of Responsibility pattern in which several linked managers and executives can respond to a purchase request or hand it off to a superior. Each position has can have its own set of rules which orders they can approve.");
Approver larry = new Director();
Approver sam = new VicePresident();
Approver tammy = new President();
larry.SetSuccessor(sam);
sam.SetSuccessor(tammy);
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);
/*
* Director Larry approved request# 2034
* President Tammy approved request# 2035
* Request# 2036 requires an executive meeting!
*/
}
static void Main(string[] args)
{
Approver director = new Director();
Approver vicePresident = new VicePresident();
Approver president = new President();
director.SetSuccessor(vicePresident);
vicePresident.SetSuccessor(president);
Purchase purchaseOne = new Purchase()
{
Amount = 24000,
InvoiceNumber = 1,
ItemName = "Mobile"
};
Purchase purchaseTwo = new Purchase()
{
Amount = 45000,
InvoiceNumber = 2,
ItemName = "Motor Bike"
};
Purchase purchaseThree = new Purchase()
{
Amount = 200000,
InvoiceNumber = 3,
ItemName = "4K TV"
};
Purchase purchaseFour = new Purchase()
{
Amount = 500000,
InvoiceNumber = 4,
ItemName = "Car"
};
director.ProcessRequest(purchaseOne);
director.ProcessRequest(purchaseTwo);
director.ProcessRequest(purchaseThree);
director.ProcessRequest(purchaseFour);
Console.Read();
}
/// <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();
}
/// <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();
}
