static void Main(string[] args)
{
Caretaker caretaker = new Caretaker();
Originator originator = new Originator(caretaker);
originator.SetState("state1");
originator.CreateMemento();
Console.WriteLine("CurrentState: " + originator.GetState());
originator.SetState("state2");
originator.CreateMemento();
Console.WriteLine("CurrentState: " + originator.GetState());
originator.SetMemento(caretaker.GetPreviousMemento());
Console.WriteLine("RolledBackState: " + originator.GetState());
}
static void Main(string[] args)
{
Originator <StateObject> current = new Originator <StateObject>();
current.SetState(new StateObject {
Id = 0, Name = "Object 0"
});
CareTaker <StateObject> .SaveState(current);
current.ShowState();
current.SetState(new StateObject {
Id = 1, Name = "Object 1"
});
CareTaker <StateObject> .SaveState(current);
current.ShowState();
current.SetState(new StateObject {
Id = 2, Name = "Object 2"
});
CareTaker <StateObject> .SaveState(current);
current.ShowState();
current.SetState(new StateObject {
Id = 3, Name = "Object 3"
});
CareTaker <StateObject> .SaveState(current);
current.ShowState();
CareTaker <StateObject> .RestoreState(current, 1);
current.ShowState();
Console.ReadKey();
}