C#设计模式之Mediator中介者模式解决程序员的七夕缘分问题示例

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
namespace Com.Design.Gof.Mediator
{
  public class Girls
  {
    /// <summary>
    /// 美女名字
    /// </summary>
    public string Name { get; set; }
    /// <summary>
    /// 找了一个叫“缘分” 的中介者 做媒婆
    /// </summary>
    public YuanFen YuanFen { get; set; }
    /// <summary>
    /// 向自己心目中的 白马王子发信
    /// </summary>
    /// <param name="name_message">名字和信息</param>
    public void SendMessage(Dictionary<string,string> name_message) {
      YuanFen.SendToBoys(name_message);
    }
    /// <summary>
    /// 收到某个白马王子回信
    /// </summary>
    public void RecieveMessage(string msg)
    {
      Console.WriteLine(msg);
    }
  }
}

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
namespace Com.Design.Gof.Mediator
{
  /// <summary>
  /// 帅哥 1
  /// </summary>
  public class Boys
  {
    /// <summary>
    /// 帅哥名字
    /// </summary>
    public string Name { get; set; }
    /// <summary>
    /// 找了一个叫“缘分” 的中介者 做媒婆
    /// </summary>
    public YuanFen YuanFen { get; set; }
    /// <summary>
    ///向自己心目中的 白雪公主发信
    /// </summary>
    /// <param name="name_message">名字和信息</param>
    public void SendMessage(Dictionary<string,string> name_message)
    {
      YuanFen.SendToGrils(name_message);
    }
    /// <summary>
    /// 收到某个白雪公主回信
    /// </summary>
    public void RecieveMessage(string msg)
    {
      Console.WriteLine(msg);
    }
  }
}

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
namespace Com.Design.Gof.Mediator
{
  public class YuanFen
  {
    public List<Girls> Girls { get; set; }
    public List<Boys> Boys { get; set; }
    /// <summary>
    /// 男孩向女孩发信
    /// </summary>
    /// <param name="name_message"></param>
    public void SendToGrils(Dictionary<string,string> name_message)
    {
      foreach (var k in name_message) {
        foreach (var girl in Girls) {
          if (k.Key == girl.Name) {
            girl.RecieveMessage(k.Value);
          }
        }
      }
    }
    /// <summary>
    /// 女孩向男孩发信
    /// </summary>
    /// <param name="name_message"></param>
    public void SendToBoys(Dictionary<string,string> name_message)
    {
      foreach (var k in name_message)
      {
        foreach (var boy in Boys)
        {
          if (k.Key == boy.Name)
          {
            boy.RecieveMessage(k.Value);
          }
        }
      }
    }
  }
}

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using Com.Design.Gof.Mediator;
namespace Com.Design.Gof.Test
{
  class Program
  {
    static void Main(string[] args)
    {
      //缘分 这个 媒婆来了
      YuanFen yuanFen = new YuanFen { Boys=new List<Boys>(),Girls=new List<Girls>()};
      //男孩子们雀跃报名啊
      Boys boy1 = new Boys { Name="程序员1",YuanFen=yuanFen};
      Boys boy2 = new Boys { Name = "程序员2",YuanFen = yuanFen };
      Boys boy3 = new Boys { Name = "程序员3",YuanFen = yuanFen };
      //缘分接受了男孩子的夙愿
      yuanFen.Boys.Add(boy1); yuanFen.Boys.Add(boy2); yuanFen.Boys.Add(boy3);
      //女孩子也很积极
      Girls girls1 = new Girls { Name="刘诗诗",YuanFen=yuanFen};
      Girls girls2 = new Girls { Name = "白富美",YuanFen = yuanFen };
      Girls girls3 = new Girls { Name = "蒋琴琴",YuanFen = yuanFen };
      Girls girls4 = new Girls { Name = "舒淇",YuanFen = yuanFen };
      Girls girls5 = new Girls { Name = "朱莉",YuanFen = yuanFen };
      Girls girls6 = new Girls { Name = "语嫣",YuanFen = yuanFen };
      //缘分接受了美女们的爱情 丘比特
      yuanFen.Girls.Add(girls1); yuanFen.Girls.Add(girls2); yuanFen.Girls.Add(girls3);
      yuanFen.Girls.Add(girls4); yuanFen.Girls.Add(girls5); yuanFen.Girls.Add(girls6);
      //开始派对啦
      //程序员1 对 刘诗诗,蒋琴琴 感兴趣
      Dictionary<string,string> name_message = new Dictionary<string,string>();
      name_message.Add("刘诗诗",boy1.Name + " 对刘诗诗说： 诗诗诗诗 我爱你，就像老鼠爱大米");
      name_message.Add("蒋琴琴",boy1.Name + " 对蒋琴琴说： 我希望每天睡前最后看到的人是你...... ");
      boy1.SendMessage(name_message);
      name_message.Clear();
      Console.WriteLine();
      //程序员2 对 刘诗诗,朱莉，舒淇 感兴趣
      name_message.Add("语嫣",boy2.Name + " 对语嫣说： 地球仍然转动，世界依旧善变，而我永远爱你");
      name_message.Add("朱莉",boy2.Name + " 对朱莉说： 每天都 ...很想... ");
      name_message.Add("舒淇",boy2.Name + " 对舒淇说： 曾经迷惘的心中，是你牵引我走出寂寞 ");
      boy2.SendMessage(name_message);
      name_message.Clear();
      Console.WriteLine();
      //语嫣 对三个程序员都感兴趣
      name_message.Add("程序员1",girls6.Name + " 对程序员1说： 想想和我一起看日升日落的喜悦吧！...嘻嘻");
      name_message.Add("程序员2",girls6.Name + " 对程序员2说： 我的世界只有你懂.... ");
      name_message.Add("程序员3",girls6.Name + " 对程序员3说： 因为知道不能没有你，所以会更珍惜 ");
      girls6.SendMessage(name_message);
      name_message.Clear();
      Console.WriteLine();
      //蒋琴琴 很钟情，很专一，只给程序员1 发信
      name_message.Add("程序员1",girls3.Name + " 对程序员1说： 爱你一生伴你一世，你的心跳只有我听得到");
      girls3.SendMessage(name_message);
      Console.ReadKey();
    }
  }
}