public static void Main(string[] args)
{
var origin = new Originator
{
State = new State
{
First = "123",
Second = "456"
}
};
var caretaker = new Caretaker {
Memento = origin.CreateMemento()
};
Print(origin);
origin.State.First = "qwe";
origin.State.Second = "qwe";
Print(origin);
caretaker.Memento.RestoreState();
Print(origin);
}
private static void Print(Originator origin)
{
Console.WriteLine(origin.State.First);
Console.WriteLine(origin.State.Second);
}
public PrivateMemento(State state, Originator originator)
{
_originator = originator;
_state = state;
}