設計模式-抽象工廠

抽象工廠：創建物件，創建一組密不可分的物件

創建產品簇，多個物件是個整體，不可分割

工廠+約束

傾斜的可擴展性設計，增加產品很麻煩

/// <summary>/// 一個工廠負責一些產品的創建/// 產品簇/// 單一職責就是創建完整的產品簇/// /// 繼承抽象類后，必須顯式的override父類的抽象方法/// </summary>public abstract class FactoryAbstract{    public abstract IRace CreateRace();    public abstract IArmy CreateArmy();    public abstract IHero CreateHero();    public abstract IResource CreateResource();    //public abstract ILuck CreateLuck();}

 /// <summary> /// 一個工廠負責一些產品的創建 /// </summary> public class HumanFactory : FactoryAbstract {     public override IRace CreateRace()     {         return new Human();     }     public override IArmy CreateArmy()     {         return new HumanArmy();     }     public override IHero CreateHero()     {         return new HumanHero();     }     public override IResource CreateResource()     {         return new HumanResource();     } }

 /// <summary> /// 一個工廠負責一些產品的創建 /// </summary> public class ORCFactory : FactoryAbstract {     public override IRace CreateRace()     {         return new ORC();     }     public override IArmy CreateArmy()     {         return new ORCArmy();     }     public override IHero CreateHero()     {         return new ORCHero();     }     public override IResource CreateResource()     {         return new ORCResource();     } }

 /// <summary> /// 一個工廠負責一些產品的創建 /// </summary> public class UndeadFactory : FactoryAbstract {     public override IRace CreateRace()     {         return new Undead();     }     public override IArmy CreateArmy()     {         return new UndeadArmy();     }     public override IHero CreateHero()     {         return new UndeadHero();     }     public override IResource CreateResource()     {         return new UndeadResource();     } }

 {     IRace race = new Undead();     IArmy army = new UndeadArmy();     IHero hero = new UndeadHero();     IResource resource = new UndeadResource();     //1 物件轉移，屏蔽細節，讓使用者更輕松     //2 物件簇的工廠 } {     //System.Data.SqlClient.SqlClientFactory     FactoryAbstract undeadFactory = new UndeadFactory();     IRace race = undeadFactory.CreateRace();// new Undead();     IArmy army = undeadFactory.CreateArmy();//new UndeadArmy();     IHero hero = undeadFactory.CreateHero();//new UndeadHero();     IResource resource = undeadFactory.CreateResource();//new UndeadResource(); } {     FactoryAbstract humanFactory = new HumanFactory();     IRace race = humanFactory.CreateRace();     IArmy army = humanFactory.CreateArmy();     IHero hero = humanFactory.CreateHero();     IResource resource = humanFactory.CreateResource(); } {     FactoryAbstract humanFactory = new ORCFactory();     IRace race = humanFactory.CreateRace();     IArmy army = humanFactory.CreateArmy();     IHero hero = humanFactory.CreateHero();     IResource resource = humanFactory.CreateResource(); }

/// <summary>/// War3種族之一/// </summary>public class Human : IRace{    public Human(int id, DateTime dateTime, string reamrk)    { }    public Human()    { }    public void ShowKing()    {        Console.WriteLine("The King of {0} is {1}", this.GetType().Name, "Sky");    }}public class HumanArmy : IArmy{    public void ShowArmy()    {        Console.WriteLine("The Army of {0} is {1}", this.GetType().Name, "footman，火槍，騎士，獅鷲");    }}public class HumanHero : IHero{    public void ShowHero()    {        Console.WriteLine("The Army of {0} is {1}", this.GetType().Name, "大法師、山丘、圣騎士、血法師");    }}public class HumanResource : IResource{    public void ShowResource()    {        Console.WriteLine("The Army of {0} is {1}", this.GetType().Name, "1000G1000W");    }}

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