抽象產品A ? Product.h :

// // ProductA.h // FactoryObc // // Created by hejinlai on 13-8-8. // Copyright (c) 2013年 yunzhisheng. All rights reserved. // #import <Foundation/Foundation.h> @protocol ProductA <NSObject> - (void)fun; @end

具體產品A1 ?ProductA1.h ?& ?ProductA1.m :

// // ProductA1.h // FactoryObc // // Created by hejinlai on 13-8-8. // Copyright (c) 2013年 yunzhisheng. All rights reserved. // #import <Foundation/Foundation.h> #import "ProductA.h" @interface ProductA1 : NSObject <ProductA> @end

// // ProductA1.m // FactoryObc // // Created by hejinlai on 13-8-8. // Copyright (c) 2013年 yunzhisheng. All rights reserved. // #import "ProductA1.h" @implementation ProductA1 - (void)fun {NSLog(@"ProductA1 -> fun()"); } @end

具體產品A2 ?ProductA2.h ?& ?ProductA2.m :

// // ProductA2.h // FactoryObc // // Created by hejinlai on 13-8-8. // Copyright (c) 2013年 yunzhisheng. All rights reserved. // #import <Foundation/Foundation.h> #import "ProductA.h" @interface ProductA2 : NSObject <ProductA> @end

// // ProductA2.m // FactoryObc // // Created by hejinlai on 13-8-8. // Copyright (c) 2013年 yunzhisheng. All rights reserved. // #import "ProductA2.h" @implementation ProductA2 - (void)fun {NSLog(@"ProductA2 -> fun()"); } @end

抽象產品B ?ProductB.h :

// // ProductB.h // FactoryObc // // Created by hejinlai on 13-8-8. // Copyright (c) 2013年 yunzhisheng. All rights reserved. // #import <Foundation/Foundation.h> @protocol ProductB <NSObject> - (void)fun; @end

具體產品B1 ?ProductB1.h ?& ?ProductB1.m :

// // ProductB1.h // FactoryObc // // Created by hejinlai on 13-8-8. // Copyright (c) 2013年 yunzhisheng. All rights reserved. // #import <Foundation/Foundation.h> #import "ProductB.h" @interface ProductB1 : NSObject <ProductB> @end

// // ProductB1.m // FactoryObc // // Created by hejinlai on 13-8-8. // Copyright (c) 2013年 yunzhisheng. All rights reserved. // #import "ProductB1.h" @implementation ProductB1 - (void)fun {NSLog(@"ProductB1 -> fun()"); } @end

具體產品B2 ?ProductB2.h ?& ?ProductB2.m :

// // ProductB2.h // FactoryObc // // Created by hejinlai on 13-8-8. // Copyright (c) 2013年 yunzhisheng. All rights reserved. // #import <Foundation/Foundation.h> #import "ProductB.h" @interface ProductB2 : NSObject <ProductB> @end

// // ProductB2.m // FactoryObc // // Created by hejinlai on 13-8-8. // Copyright (c) 2013年 yunzhisheng. All rights reserved. // #import "ProductB2.h" @implementation ProductB2 - (void)fun {NSLog(@"ProductB2 -> fun()"); } @end

抽象工廠 Factory.h :

// // Factory.h // FactoryObc // // Created by hejinlai on 13-8-8. // Copyright (c) 2013年 yunzhisheng. All rights reserved. // #import <Foundation/Foundation.h> #import "ProductA.h" #import "ProductB.h" @protocol Factory <NSObject> - (id<ProductA>) getProductA; - (id<ProductB>) getProductB; @end

具體工廠1 ?Factory1.h & Factory1.m :

// // Factory1.h // FactoryObc // // Created by hejinlai on 13-8-8. // Copyright (c) 2013年 yunzhisheng. All rights reserved. // #import <Foundation/Foundation.h> #import "Factory.h" @interface Factory1 : NSObject <Factory> @end

// // Factory1.m // FactoryObc // // Created by hejinlai on 13-8-8. // Copyright (c) 2013年 yunzhisheng. All rights reserved. // #import "Factory1.h" #import "ProductA1.h" #import "ProductB1.h" @implementation Factory1 - (id<ProductA>) getProductA {return [[ProductA1 alloc] init]; } - (id<ProductB>) getProductB {return [[ProductB1 alloc] init]; } @end

具體工廠2 ?Factory2.h & ?Factory2.m :

// // Factory2.h // FactoryObc // // Created by hejinlai on 13-8-8. // Copyright (c) 2013年 yunzhisheng. All rights reserved. // #import <Foundation/Foundation.h> #import "Factory.h" @interface Factory2 : NSObject <Factory> @end

// // Factory2.m // FactoryObc // // Created by hejinlai on 13-8-8. // Copyright (c) 2013年 yunzhisheng. All rights reserved. // #import "Factory2.h" #import "ProductA2.h" #import "ProductB2.h" @implementation Factory2 - (id<ProductA>) getProductA {return [[ProductA2 alloc] init]; } - (id<ProductB>) getProductB {return [[ProductB2 alloc] init]; } @end

測試 main.m :

// // main.m // FactoryObc // // Created by hejinlai on 13-8-8. // Copyright (c) 2013年 yunzhisheng. All rights reserved. // #import <Foundation/Foundation.h> #import "Factory.h" #import "Factory1.h" #import "Factory2.h" int main(int argc, const char * argv[]) {@autoreleasepool {id<Factory> factory = [[Factory1 alloc] init];id<ProductA> prodcutA = [factory getProductA];id<ProductB> prodcutB = [factory getProductB];[prodcutA fun];[prodcutB fun];id<Factory> factory2 = [[Factory2 alloc] init];id<ProductA> prodcutA2 = [factory2 getProductA];id<ProductB> prodcutB2 = [factory2 getProductB];[prodcutA2 fun];[prodcutB2 fun];}return 0; }

測試結果：

2013-08-08 15:35:19.728 FactoryObc[13237:303] ProductA1 -> fun()

2013-08-08 15:35:19.730 FactoryObc[13237:303] ProductB1 -> fun()

2013-08-08 15:35:19.731 FactoryObc[13237:303] ProductA2 -> fun()

2013-08-08 15:35:19.731 FactoryObc[13237:303] ProductB2 -> fun()

轉載于:https://blog.51cto.com/ikinglai/1266998

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