设计模式学习笔记--中介者模式

using System;

namespace Mediator
{
    /// <summary> 
    /// 作者：bzyzhang
    /// 时间：2016/6/1 22:01:20 
    /// 博客地址：http://www.cnblogs.com/bzyzhang/
    /// Colleague说明：本代码版权归bzyzhang所有，使用时必须带上bzyzhang博客地址 
    /// </summary> 
    public abstract class Colleague
    {
        protected Mediator mediator;

        public Colleague(Mediator mediator)
        {
            this.mediator = mediator;
        }
    }
}

using System;

namespace Mediator
{
    /// <summary> 
    /// 作者：bzyzhang
    /// 时间：2016/6/1 22:03:37 
    /// 博客地址：http://www.cnblogs.com/bzyzhang/
    /// ConcreteColleague1说明：本代码版权归bzyzhang所有，使用时必须带上bzyzhang博客地址 
    /// </summary> 
    public class ConcreteColleague1:Colleague
    {
        public ConcreteColleague1(Mediator mediator)
            : base(mediator)
        { }

        public void Send(string message)
        {
            mediator.Send(message,this);
        }

        public void Notify(string message)
        {
            Console.WriteLine("同事1得到消息："+message);
        }
    }
}

using System;

namespace Mediator
{
    /// <summary> 
    /// 作者：bzyzhang
    /// 时间：2016/6/1 22:05:57 
    /// 博客地址：http://www.cnblogs.com/bzyzhang/
    /// ConcreteColleague2说明：本代码版权归bzyzhang所有，使用时必须带上bzyzhang博客地址 
    /// </summary> 
    public class ConcreteColleague2 : Colleague
    {
        public ConcreteColleague2(Mediator mediator)
            : base(mediator)
        {
        }

        public void Send(string message)
        {
            mediator.Send(message, this);
        }

        public void Notify(string message)
        {
            Console.WriteLine("同事2得到消息：" + message);
        }
    }
}

using System;

namespace Mediator
{
    /// <summary> 
    /// 作者：bzyzhang
    /// 时间：2016/6/1 22:00:29 
    /// 博客地址：http://www.cnblogs.com/bzyzhang/
    /// Mediator说明：本代码版权归bzyzhang所有，使用时必须带上bzyzhang博客地址 
    /// </summary> 
    public abstract class Mediator
    {
        public abstract void Send(string message,Colleague colleague);
    }
}

using System;

namespace Mediator
{
    /// <summary> 
    /// 作者：bzyzhang
    /// 时间：2016/6/1 22:02:44 
    /// 博客地址：http://www.cnblogs.com/bzyzhang/
    /// ConcreteMediator说明：本代码版权归bzyzhang所有，使用时必须带上bzyzhang博客地址 
    /// </summary> 
    public class ConcreteMediator:Mediator
    {
        private ConcreteColleague1 colleague1;
        private ConcreteColleague2 colleague2;

        public ConcreteColleague1 Colleague1
        {
            set { colleague1 = value; }
        }

        public ConcreteColleague2 Colleague2
        {
            set { colleague2 = value; }
        }
        public override void Send(string message, Colleague colleague)
        {
            if (colleague == colleague1)
            {
                colleague2.Notify(message);
            }
            else
            {
                colleague1.Notify(message);
            }
        }
    }
}

namespace Mediator
{
    class Program
    {
        static void Main(string[] args)
        {
            ConcreteMediator concreteMediator = new ConcreteMediator();

            ConcreteColleague1 colleague1 = new ConcreteColleague1(concreteMediator);
            ConcreteColleague2 colleague2 = new ConcreteColleague2(concreteMediator);

            concreteMediator.Colleague1 = colleague1;
            concreteMediator.Colleague2 = colleague2;

            colleague1.Send("吃过饭了吗？");
            colleague2.Send("没有呢，你打算请客？");
        }
    }
}