示例#1
0
        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();
        }
示例#2
0
文件: Program.cs 项目: weiliji/.net
        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();
        }
示例#3
0
 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!");
                }
            }
        }