/// <summary>
/// Entry point into console application.
/// </summary>
private static void Main()
{
Originator <string> orig = new Originator <string>();
orig.SetState("state0");
Caretaker <string> .SaveState(orig); //save state of the originator
orig.ShowState();
orig.SetState("state1");
Caretaker <string> .SaveState(orig); //save state of the originator
orig.ShowState();
orig.SetState("state2");
Caretaker <string> .SaveState(orig); //save state of the originator
orig.ShowState();
//restore state of the originator
Caretaker <string> .RestoreState(orig, 0);
orig.ShowState(); //shows state0
Console.ReadKey();
}
