public static void Output()
{
var originator = new Originator();
var careTaker = new CareTaker();
originator.State = "State #1";
originator.State = "State #2";
careTaker.Add(originator.SaveStateToMemento());
originator.State = "State #3";
careTaker.Add(originator.SaveStateToMemento());
originator.State = "State #4";
Trace.WriteLine("Current State: " + originator.State + Environment.NewLine);
originator.GetStateFromMemento(careTaker.Get(0));
Trace.WriteLine("First saved State: " + originator.State + Environment.NewLine);
originator.GetStateFromMemento(careTaker.Get(1));
Trace.WriteLine("Second saved State: " + originator.State + Environment.NewLine);
}
public void SaveToMemento()
{
Originator originator = new Originator(this._originator.GetState());
this._mementolist.Add(new Memento(originator));
}
public void SetState(Originator state)
{
this._personinfo = state._personinfo;
}
public CareTaker(Originator originator)
{
this._originator = originator;
}