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麦当劳（McDonalds）和肯德基（KFC）快餐店都经营汉堡（Hamburg）和可乐（Cola），用C#控制台应用程序实现这两个快餐店经营产品的抽象工厂模式。
1 using System; 2 using System.Collections.Generic; 3 using System.Linq; 4 using System.Text; 5 6 namespace AbstractFactory 7 { 8 //汉堡接口 9 interface IHamburg10 {11 }12 //KFC汉堡13 class KFCHamburg : IHamburg14 {15 public KFCHamburg()16 {17 Console.WriteLine("KFC卖出了一份汉堡！");18 }19 }20 //MD汉堡21 class MDHamburg : IHamburg22 {23 public MDHamburg()24 {25 Console.WriteLine("McDonalds卖出了一份汉堡！");26 }27 }28 //可乐接口29 interface ICola30 {31 }32 //KFC可乐33 class KFCCola : ICola34 {35 public KFCCola()36 {37 Console.WriteLine("KFC卖出了一份可乐！");38 }39 }40 //MD可乐41 class MDCola : ICola42 {43 public MDCola()44 {45 Console.WriteLine("McDonalds卖出了一份可乐！");46 }47 }48 //快餐店接口49 interface INoshery50 {51 ICola CreateCola();52 IHamburg CreateHamburg();53 }54 //KFC快餐店55 class KFCNoshery : INoshery56 {57 public ICola CreateCola()58 {59 return new KFCCola();60 }61 public IHamburg CreateHamburg()62 {63 return new KFCHamburg();64 }65 }66 //MD快餐店67 class MDNoshery : INoshery68 {69 public ICola CreateCola()70 {71 return new MDCola();72 }73 public IHamburg CreateHamburg()74 {75 return new MDHamburg();76 }77 }78 class Program79 {80 static void Main(string[] args)81 {82 INoshery noshery = new KFCNoshery();83 ICola cola = noshery.CreateCola();84 IHamburg hamburg = noshery.CreateHamburg();85 noshery = new MDNoshery();86 cola = noshery.CreateCola();87 hamburg = noshery.CreateHamburg();88 }89 }90 }
1 using System; 2 using System.Collections.Generic; 3 using System.Linq; 4 using System.Text; 5 using System.Reflection;//使用反射技术 6 7 namespace AbstractFactory 8 { 9 //汉堡接口10 interface IHamburg11 {12 }13 //KFC汉堡14 class KFCHamburg : IHamburg15 {16 public KFCHamburg()17 {18 Console.WriteLine("KFC卖出了一份汉堡！");19 }20 }21 //MD汉堡22 class MDHamburg : IHamburg23 {24 public MDHamburg()25 {26 Console.WriteLine("McDonalds卖出了一份汉堡！");27 }28 }29 //可乐接口30 interface ICola31 {32 }33 //KFC可乐34 class KFCCola : ICola35 {36 public KFCCola()37 {38 Console.WriteLine("KFC卖出了一份可乐！");39 }40 }41 //MD可乐42 class MDCola : ICola43 {44 public MDCola()45 {46 Console.WriteLine("McDonalds卖出了一份可乐！");47 }48 }49 //抽象工厂模式缺点：如果再增加一个产品的话，要根据工厂的数量增加同等数量的类，50 //还要修改每个工厂类的代码。优化（1）使用简单工厂进行优化，即去掉工厂接口和具体工厂类，51 //用一个类来代替，在这个类中使用switch语句进行判断，来满足不同的工厂生产不同的52 //产品。优化（2）使用反射技术进行优化。53 class Noshery54 {55 private string NosheryName;56 private string AssemblyName;57 public Noshery(string AssemblyName, string NosheryName)58 {59 this.AssemblyName = AssemblyName;60 this.NosheryName = NosheryName;61 }62 public ICola CreateCola()63 {64 string className = AssemblyName + "." + NosheryName + "Cola";65 return (ICola)Assembly.Load(AssemblyName).CreateInstance(className);66 }67 public IHamburg CreateHamburg()68 {69 string className = AssemblyName + "." + NosheryName + "Hamburg";70 return (IHamburg)Assembly.Load(AssemblyName).CreateInstance(className);71 }72 }73 class Program74 {75 static void Main(string[] args)76 {77 Noshery kfc = new Noshery("AbstractFactory","KFC");78 kfc.CreateCola();79 kfc.CreateHamburg();80 Noshery md = new Noshery("AbstractFactory","MD");81 md.CreateCola();82 md.CreateHamburg();83 }84 }85 }
本文转自ZH奶酪博客园博客，原文链接：http://www.cnblogs.com/CheeseZH/archive/2012/05/14/2500552.html，如需转载请自行联系原作者