public static void Main()
{
var someOriginator = new SomeOriginator()
{
State = new State()
{
FirstParameter = "123",
SecondParameter = "456"
}
};
DoSomeWork(someOriginator);
Console.WriteLine(someOriginator.State.FirstParameter);
Console.WriteLine(someOriginator.State.SecondParameter);
}
private static void DoSomeWork(SomeOriginator someOriginator)
{
var caretaker = new Caretaker <Memento <State> >()
{
Memento = someOriginator.CreateMemento()
};
try
{
someOriginator.State.FirstParameter = "modified";
someOriginator.State.SecondParameter = "modified";
throw new Exception("...Something was wrong...");
}
catch (Exception e)
{
Console.WriteLine(e);
}
finally
{
someOriginator.SetMemento(caretaker.Memento);
}
}