static void Main()
{
Originator o = new Originator();
o.State = "On";
// Store internal state
Catetaker c = new Catetaker();
c.Memento = o.CreateMemento();
// Continue changing originator
o.State = "Off";
// Restore saved state
o.SetMemento(c.Memento);
// Wait for user
Console.ReadKey();
}
public Caretaker(Originator originator)
{
this.originator = originator;
}
