private static void Main(string[] args)
{
//现在有三个人
List <Man> man = new List <Man>()
{
new Man()
{
Name = "小A", Age = 18
},
new Man()
{
Name = "小B", Age = 19
},
new Man()
{
Name = "小C", Age = 20
},
};
//女神的记录
MobileOwner mobileOwner = new MobileOwner(man);
mobileOwner.Show();
//创建备忘录
ContactMemento ConM = mobileOwner.CreateMemento();
//删除女神的记录
mobileOwner.manList.RemoveRange(0, 3);
mobileOwner.Show();
//恢复女神的记录
mobileOwner.RestoreMemeoto(ConM);
mobileOwner.Show();
Console.ReadLine();
}
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();
}
private static void Main(string[] args)
{
//现在有三个人
List<Man> man = new List<Man>()
{
new Man() { Name="小A", Age=18 },
new Man() { Name="小B", Age=19 },
new Man() { Name="小C", Age=20 },
};
//女神的记录
MobileOwner mobileOwner = new MobileOwner(man);
mobileOwner.Show();
//创建备忘录
ContactMemento ConM = mobileOwner.CreateMemento();
//删除女神的记录
mobileOwner.manList.RemoveRange(0, 3);
mobileOwner.Show();
//恢复女神的记录
mobileOwner.RestoreMemeoto(ConM);
mobileOwner.Show();
Console.ReadLine();
}
static void Main(string[] args)
{
List <ContactPerson> persons = new List <ContactPerson>()
{
new ContactPerson()
{
Name = "Learning Hard", MobileNum = "123445"
},
new ContactPerson()
{
Name = "Tony", MobileNum = "234565"
},
new ContactPerson()
{
Name = "Jock", MobileNum = "231455"
}
};
MobileOwner mobileOwner = new MobileOwner(persons);
mobileOwner.Show();
// 创建备忘录并保存备忘录对象
Caretaker caretaker = new Caretaker();
caretaker.ContactMementoDic.Add(DateTime.Now.ToString(), mobileOwner.CreateMemento());
// 更改发起人联系人列表
Console.WriteLine("----移除最后一个联系人--------");
mobileOwner.ContactPersons.RemoveAt(2);
mobileOwner.Show();
// 创建第二个备份
Thread.Sleep(1000);
caretaker.ContactMementoDic.Add(DateTime.Now.ToString(), mobileOwner.CreateMemento());
// 恢复到原始状态
Console.WriteLine("-------恢复联系人列表,请从以下列表选择恢复的日期------");
var keyCollection = caretaker.ContactMementoDic.Keys;
foreach (string k in keyCollection)
{
Console.WriteLine("Key = {0}", k);
}
while (true)
{
Console.Write("请输入数字,按窗口的关闭键退出:");
int index = -1;
try
{
index = Int32.Parse(Console.ReadLine());
}
catch
{
Console.WriteLine("输入的格式错误");
continue;
}
ContactMemento contactMentor = null;
if (index < keyCollection.Count && caretaker.ContactMementoDic.TryGetValue(keyCollection.ElementAt(index), out contactMentor))
{
mobileOwner.RestoreMemento(contactMentor);
mobileOwner.Show();
}
else
{
Console.WriteLine("输入的索引大于集合长度！");
}
}
}
