新随笔

 1 abstract class Mediator
 2 {
 3     public abstract void Register(People people);
 4     public abstract void SetMessage(string message, People from, string to);
 5 }
 6 
 7 class MatrimonialMediator:Mediator
 8 {
 9     private List<People> _list = new List<People>();
10     public override void Register(People people)
11     {
12         _list.Add(people);
13     }
14     public override void SetMessage(string message, People from, string to)
15     {
16         Console.WriteLine("{0}通过中介对{1}说:{2}", from.Name, to, message);
17         foreach (var item in _list)
18         {
19             if (item.Name == to)
20             {
21                 item.RecevieMessage(message,from.Name);
22                 break;
23             }
24         }
25     }
26 }
27 
28 abstract class People
29 {
30     private  string _name;
31     private  Mediator _mediator;
32     public Mediator Mediator
33     {
34         get { return _mediator; }
35     }
36     public string Name
37     {
38         get { return _name; }
39     }
40     public People(string name, Mediator mediator)
41     {
42         _name = name;
43         _mediator = mediator;
44         _mediator.Register(this);
45     }
46     public abstract void SetMessage(string message,string to);
47     public abstract void RecevieMessage(string message,string from);
48 }
49 
50 class Man:People
51 {
52     public Man(string name,Mediator mediator)
53     : base(name, mediator)
54     {        }
55     public override void SetMessage(string message,string to)
56     {
57         this.Mediator.SetMessage(message, this, to);
58     }
59     public override void RecevieMessage(string message, string from)
60     {
61         Console.WriteLine(string.Format("{0}（男）收到了{1}的消息：{2}", this.Name, from, message));
62     }
63 }
64 
65 class Woman:People
66 {
67     public Woman(string name, Mediator mediator)
68     : base(name, mediator)
69     {        }
70     public override void SetMessage(string message, string to)
71     {
72         this.Mediator.SetMessage(message, this, to);
73     }
74     public override void RecevieMessage(string message, string from)
75     {
76         Console.WriteLine("{0}（女）收到了{1}的消息：{2}");
77     }
78 }
79 
80 static void Main(string[] args)
81 {
82     MatrimonialMediator matrimonialMediator = new MatrimonialMediator();
83     People HanMeimei = new Woman("韩美美", matrimonialMediator);
84     People LiLei = new Man("李雷", matrimonialMediator);
85     HanMeimei.SetMessage("约在XXXX见面", "李雷");
86     Console.Read();
87 }
88 
89 
90 
91