public void RestoreMemeto(Memento memeto)
{
if (memeto != null)
{
this.ContactPersons = memeto.ContactPersons;
}
}
static void Main(string[] args)
{
List<ContactPerson> contactPersons = new List<ContactPerson>()
{
new ContactPerson(){Name="张三",MobileNumber="123456789"},
new ContactPerson(){Name="李四",MobileNumber="987498416"},
new ContactPerson(){Name="王五",MobileNumber="284589891"}
};
MobileOwner owner = new MobileOwner(contactPersons);
Administrator admin = new Administrator();
admin.MemetoDictionary.TryAdd(DateTime.Now.ToString(), owner.CreateMemento());
owner.Show();
Console.WriteLine("--------------------------------------");
Console.WriteLine("删掉王五联系人");
Console.WriteLine("--------------------------------------");
owner.ContactPersons.RemoveAt(2);
admin.MemetoDictionary.TryAdd(DateTime.Now.ToString(), owner.CreateMemento());
owner.Show();
Console.WriteLine("--------------------------------------");
Console.WriteLine("还原之前备份的联系人列表");
Memento memento = new Memento(null);
if (admin.MemetoDictionary.TryGetValue(admin.MemetoDictionary.Keys.First(), out memento))
{
owner.RestoreMemeto(memento);
Console.WriteLine("--------------------------------------");
owner.Show();
}
else
Console.WriteLine("获取备份失败");
Console.ReadKey();
}
public void SetMemento(Memento memento)
{
Console.WriteLine("Restoring state:");
State = memento.State;
}
public void SetMemeto(Memento memento)
{
this.state = memento.State;
//... 其它属性
}
public void SetMemento(Memento memento)
{
state = memento.State;
}
public void getStateFromMemento(Memento Memento)
{
state = Memento.getState();
}
public void SetMemento(Memento memento)
{
State = memento.State;
}
public void add(Memento state)
{
mementoList.Add(state);
}
public void SetMemento(Memento memento)
{
Console.WriteLine("Restoring state:");
State = memento.State;
}