public void Demo8()
{
Console.WriteLine("Tworzymy postać gry. Obecny stan: Lara Kravt, położenie: (0, 0, 1)");
GameCharacter originator = new GameCharacter("Lara Kravt", 0, 0, 1, new List <string>());
Caretaker caretaker = new Caretaker(originator);
caretaker.Backup();
originator.Move();
caretaker.Backup();
originator.Move();
caretaker.Backup();
originator.Move();
caretaker.Backup();
Console.WriteLine();
caretaker.ShowHistory();
Console.WriteLine();
caretaker.Undo();
Console.WriteLine();
caretaker.Undo();
Console.WriteLine();
Console.WriteLine("W historii mamy jeszcze następujące wpisy:");
caretaker.ShowHistory();
}
static void Main(string[] args)
{
Console.WriteLine("Conceptual example");
// Client code.
Originator originator = new Originator("Super-duper-super-puper-super.");
Caretaker caretaker = new Caretaker(originator);
caretaker.Backup();
originator.DoSomething();
caretaker.Backup();
originator.DoSomething();
caretaker.Backup();
originator.DoSomething();
Console.WriteLine();
caretaker.ShowHistory();
Console.WriteLine("\nClient: Now, let's rollback!\n");
caretaker.Undo();
Console.WriteLine("\n\nClient: Once more!\n");
caretaker.Undo();
Console.WriteLine();
Console.WriteLine("Practical example");
var momentos = new List <MementoPractical>();
var caretakerPractical = new CaretakerPractical(momentos);
var originatorPractical = new OriginatorPractical(new MementoPractical("AA"));
Console.WriteLine($"Originator Current State: %s\n {originatorPractical.GetState()}");
caretakerPractical.AddMemento(originatorPractical.CreateMemento());
originatorPractical.SetState(new MementoPractical("BB"));
Console.WriteLine($"Originator Current State: %s\n{ originatorPractical.GetState()}");
caretakerPractical.AddMemento(originatorPractical.CreateMemento());
originatorPractical.SetState(new MementoPractical("CC"));
Console.WriteLine($"Originator Current State: %s\n{originatorPractical.GetState()}");
caretakerPractical.AddMemento(originatorPractical.CreateMemento());
originatorPractical.Restorememento(caretakerPractical.GetMenento(1));
Console.WriteLine($"Restored to State: %s\n{ originatorPractical.GetState()}");
originatorPractical.Restorememento(caretakerPractical.GetMenento(0));
Console.WriteLine($"Restored to State: %s\n{ originatorPractical.GetState()}");
}
static void Main(string[] args)
{
Console.WriteLine("Hello World!");
Customer customer = new Customer {
FirstName = "John", LastName = "Smith"
};
Originator originator = new Originator(customer);
Caretaker caretaker = new Caretaker(originator);
caretaker.Backup();
customer.FirstName = "Bob";
caretaker.Backup();
customer.FirstName = "Jerzy";
caretaker.ShowHistory();
Console.WriteLine(customer);
caretaker.Undo();
Console.WriteLine(customer);
caretaker.Undo();
Console.WriteLine(customer);
Console.WriteLine(customer);
customer.BeginEdit();
customer.FirstName = "Bob";
Console.WriteLine(customer);
customer.CancelEdit();
Console.WriteLine(customer);
}