using System;
using System.Collections.Generic;
using System.Text;
namespace 中介者模式
{
class Program
{
static void Main(string[] args)
{
UnitedNationsSecurityCouncil UNSC = new UnitedNationsSecurityCouncil();
USA c1 = new USA(UNSC);
Iraq c2 = new Iraq(UNSC);
UNSC.Colleague1 = c1;
UNSC.Colleague2 = c2;
c1.Declare("不準研製核武器,否則要發動戰爭!");
c2.Declare("我們沒有核武器,也不怕侵略。");
Console.Read();
}
}
//聯合國機構
abstract class UnitedNations
{
/// <summary>
/// 聲明
/// </summary>
/// <param name="message">聲明信息</param>
/// <param name="colleague">聲明國家</param>
public abstract void Declare(string message, Country colleague);
}
//聯合國安全理事會
class UnitedNationsSecurityCouncil : UnitedNations
{
private USA colleague1;
private Iraq colleague2;
public USA Colleague1
{
set { colleague1 = value; }
}
public Iraq Colleague2
{
set { colleague2 = value; }
}
public override void Declare(string message, Country colleague)
{
if (colleague == colleague1)
{
colleague2.GetMessage(message);
}
else
{
colleague1.GetMessage(message);
}
}
}
//國家
abstract class Country
{
protected UnitedNations mediator;
public Country(UnitedNations mediator)
{
this.mediator = mediator;
}
}
//美國
class USA : Country
{
public USA(UnitedNations mediator)
: base(mediator)
{
}
//聲明
public void Declare(string message)
{
mediator.Declare(message, this);
}
//獲得消息
public void GetMessage(string message)
{
Console.WriteLine("美國獲得對方信息:" + message);
}
}
//伊拉克
class Iraq : Country
{
public Iraq(UnitedNations mediator)
: base(mediator)
{
}
//聲明
public void Declare(string message)
{
mediator.Declare(message, this);
}
//獲得消息
public void GetMessage(string message)
{
Console.WriteLine("伊拉克獲得對方信息:" + message);
}
}
}
行爲型模式-中介者mediator
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