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作者:冰帆 来源:yesky 2007年11月13日
关键字:
FruitFactory: public class FruitFactory { public IFruit MakeFruit(string Name) { switch (Name) { case "Orange": return new Orange(); case "Apple": return new Apple(); default: return null; } } } |
string FruitName = Console.ReadLine(); IFruit MyFruit; FruitFactory MyFruitFactory = new FruitFactory(); MyFruit = MyFruitFactory.MakeFruit(FruitName); |
public class FruitFactory { public IFruit MakeFruit(string Name) { IFruit MyFruit = null; try { Type type = Type.GetType(Name,true); MyFruit = (IFruit)Activator.CreateInstance(type); } catch (TypeLoadException e) Console.WriteLine("I dont know this kind of fruit,exception caught - {0}" ,e.Message); return MyFruit; } } |
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