public void MementoDemo4() { var originator = new Originator(); var caretaker = new Caretaker3 <Originator>(originator); originator.State = "s11"; originator.State2 = "s21"; originator.State3 = "s31"; Console.WriteLine($"当前状态:【{originator.State}】【{originator.State2}】【{originator.State3}】"); caretaker.CreateMemento(); originator.State = "s12"; originator.State2 = "s22"; originator.State3 = "s32"; Console.WriteLine($"当前状态:【{originator.State}】【{originator.State2}】【{originator.State3}】"); Console.WriteLine("------ 恢复上一个状态 ------"); caretaker.RestoreMemento(); Console.WriteLine($"当前状态:【{originator.State}】【{originator.State2}】【{originator.State3}】"); }
public void CreateMemento() { _menento = Originator.Copy(); }
public Caretaker2(Originator originator) { Originator = originator; }