zoukankan      html  css  js  c++  java

  • 设计模式学习——抽象工厂模式（Abstract Factory Pattern）

    现有一批装备（产品），分为不同的部位（上装、下装）与不同的等级（lv1、lv2）。又有不同lv的工厂，只生产对应lv的全套装备。

    代码实现上...本次写得比较偷懒，函数实现都写在头文件了....

    有些重复的代码，是直接用sed替换一些字符生成的。如：

    sed 's/lv1/lv2/g' Factory_lv1.h | sed 's/LV1/LV2/g' > Factory_lv2.h

    Suit

     1  ///
 2  /// @file    Suit.h
 3  /// @author  marrs(chenchengxi993@gmail.com)
 4  /// @date    2017-08-13 15:47:04
 5  ///
 6 
 7 #ifndef __SUIT_H__
 8 #define __SUIT_H__
 9 
10 #include <iostream>
11  
12 namespace marrs{
13  
14 using std::cout;
15 using std::endl;
16 using std::string;
17 
18 class Suit
19 {
20     public:
21         virtual ~Suit(){}
22     
23     public:
24         void put_on()
25         {
26             cout << "put on" << endl;
27             show_msg();
28         }
29         void put_off()
30         {
31             cout << "put off" << endl;
32             show_msg();
33         }
34 
35     public:
36         virtual string get_name() = 0;
37         virtual string get_type() = 0;
38 
39     private:
40         void show_msg()
41         {
42             cout << "type : " << get_type() << endl;
43             cout << "name : " << get_name() << endl;
44         }
45 };
46  
47 }
48 
49 #endif // __SUIT_H__

    Trousers

     1  ///
 2  /// @file    Trousers.h
 3  /// @author  marrs(chenchengxi993@gmail.com)
 4  /// @date    2017-08-13 15:54:48
 5  ///
 6 
 7 #ifndef __TROUSERS_H__
 8 #define __TROUSERS_H__
 9 
10 #include "Suit.h"
11 
12 namespace marrs{
13 
14 class Trousers
15 : public Suit
16 {
17     public:
18         string get_type()
19         {
20             return "Trousers";
21         }
22 };
23 
24 }
25 
26 #endif // __TROUSERS_H__

    Clothes

     1  ///
 2  /// @file    Clothes.h
 3  /// @author  marrs(chenchengxi993@gmail.com)
 4  /// @date    2017-08-13 16:01:08
 5  ///
 6  
 7 #ifndef __CLOTHES_H__
 8 #define __CLOTHES_H__
 9 
10 #include "Suit.h"
11 
12 namespace marrs{
13 
14 class Clothes
15 : public Suit
16 {
17     public:
18         string get_type()
19         {
20             return "Clothes";
21         }
22 };
23  
24 }
25 
26 #endif // __CLOTHES_H__

    Trouser_lv1

     1  ///
 2  /// @file    Trouser_lv1.h
 3  /// @author  marrs(chenchengxi993@gmail.com)
 4  /// @date    2017-08-13 16:02:40
 5  ///
 6  
 7 #ifndef __TROUSER_LV1_H__
 8 #define __TROUSER_LV1_H__
 9 
10 #include "Trousers.h"
11 
12 namespace marrs{
13 
14 class Trouser_lv1
15 : public Trousers
16 {
17     public:
18         string get_name()
19         {
20             return "Trouser_lv1";
21         }
22 };
23  
24 }
25 
26 #endif // __TROUSER_LV1_H__

    Trouser_lv2

     1  ///
 2  /// @file    Trouser_lv2.h
 3  /// @author  marrs(chenchengxi993@gmail.com)
 4  /// @date    2017-08-13 16:02:40
 5  ///
 6  
 7 #ifndef __TROUSER_LV2_H__
 8 #define __TROUSER_LV2_H__
 9 
10 #include "Trousers.h"
11 
12 namespace marrs{
13 
14 class Trouser_lv2
15 : public Trousers
16 {
17     public:
18         string get_name()
19         {
20             return "Trouser_lv2";
21         }
22 };
23  
24 }
25 
26 #endif // __TROUSER_LV2_H__

    Clothe_lv1

     1  ///
 2  /// @file    Clothe_lv1.h
 3  /// @author  marrs(chenchengxi993@gmail.com)
 4  /// @date    2017-08-13 16:02:40
 5  ///
 6  
 7 #ifndef __CLOTHE_LV1_H__
 8 #define __CLOTHE_LV1_H__
 9 
10 #include "Clothes.h"
11 
12 namespace marrs{
13 
14 class Clothe_lv1
15 : public Clothes
16 {
17     public:
18         string get_name()
19         {
20             return "Clothe_lv1";
21         }
22 };
23  
24 }
25 
26 #endif // __CLOTHE_LV1_H__

    Clothe_lv2

     1  ///
 2  /// @file    Clothe_lv2.h
 3  /// @author  marrs(chenchengxi993@gmail.com)
 4  /// @date    2017-08-13 16:02:40
 5  ///
 6  
 7 #ifndef __CLOTHE_LV2_H__
 8 #define __CLOTHE_LV2_H__
 9 
10 #include "Clothes.h"
11 
12 namespace marrs{
13 
14 class Clothe_lv2
15 : public Clothes
16 {
17     public:
18         string get_name()
19         {
20             return "Clothe_lv2";
21         }
22 };
23  
24 }
25 
26 #endif // __CLOTHE_LV2_H__

    Factory

     1  ///
 2  /// @file    Factory.h
 3  /// @author  marrs(chenchengxi993@gmail.com)
 4  /// @date    2017-08-13 16:07:00
 5  ///
 6 
 7 #ifndef __FACTORY_H__
 8 #define __FACTORY_H__
 9 
10 #include "Trousers.h"
11 #include "Clothes.h"
12 
13 namespace marrs{
14 
15 class Factory
16 {
17     public:
18         virtual ~Factory(){}
19 
20     public:
21         virtual Trousers * Create_Trousers() = 0;
22         virtual Clothes * Create_Clothes() = 0;
23 };
24  
25 }
26 
27 #endif // __FACTORY_H__

    Factory_lv1

     1  ///
 2  /// @file    Factory_lv1.h
 3  /// @author  marrs(chenchengxi993@gmail.com)
 4  /// @date    2017-08-13 16:09:15
 5  ///
 6  
 7 #ifndef __FACTORY_LV1_H__
 8 #define __FACTORY_LV1_H__
 9 
10 #include "Factory.h"
11 #include "Trouser_lv1.h"
12 #include "Clothe_lv1.h"
13 
14 namespace marrs{
15  
16 class Factory_lv1
17 : public Factory
18 {
19     public:
20         Trousers * Create_Trousers()
21         {
22             return new Trouser_lv1;
23         }
24 
25         Clothes * Create_Clothes()
26         {
27             return new Clothe_lv1;
28         }
29 };
30  
31 }
32 
33 #endif // __FACTORY_LV1_H__

    Factory_lv2

     1  ///
 2  /// @file    Factory_lv2.h
 3  /// @author  marrs(chenchengxi993@gmail.com)
 4  /// @date    2017-08-13 16:09:15
 5  ///
 6  
 7 #ifndef __FACTORY_LV2_H__
 8 #define __FACTORY_LV2_H__
 9 
10 #include "Factory.h"
11 #include "Trouser_lv2.h"
12 #include "Clothe_lv2.h"
13 
14 namespace marrs{
15  
16 class Factory_lv2
17 : public Factory
18 {
19     public:
20         Trousers * Create_Trousers()
21         {
22             return new Trouser_lv2;
23         }
24 
25         Clothes * Create_Clothes()
26         {
27             return new Clothe_lv2;
28         }
29 };
30  
31 }
32 
33 #endif // __FACTORY_LV2_H__

    main

     1  ///
 2  /// @file    main.cc
 3  /// @author  marrs(chenchengxi993@gmail.com)
 4  /// @date    2017-08-13 16:11:54
 5  ///
 6 
 7 #include "Factory_lv1.h"
 8 #include "Factory_lv2.h"
 9 
10 using namespace marrs;
11 
12 void Lv1_action()
13 {
14     Factory * factory = new Factory_lv1;
15     Suit * suit_trouse_lv1 = factory->Create_Trousers();
16     suit_trouse_lv1->put_on();
17     suit_trouse_lv1->put_off();
18     Suit * suit_clothe_lv1 = factory->Create_Clothes();
19     suit_clothe_lv1->put_on();
20     suit_clothe_lv1->put_off();
21     delete suit_trouse_lv1;
22     delete suit_clothe_lv1;
23     delete factory;
24     return;
25 }
26 
27 void Lv2_action()
28 {
29     Factory * factory = new Factory_lv2;
30     Suit * suit_trouse_lv2 = factory->Create_Trousers();
31     suit_trouse_lv2->put_on();
32     suit_trouse_lv2->put_off();
33     Suit * suit_clothe_lv2 = factory->Create_Clothes();
34     suit_clothe_lv2->put_on();
35     suit_clothe_lv2->put_off();
36     delete suit_trouse_lv2;
37     delete suit_clothe_lv2;
38     delete factory;
39     return;
40 }
41 
42 int main()
43 {
44     Lv1_action();
45     Lv2_action();
46     return 0;
47 }

    编译，运行

    [ccx@ubuntu ~/object-oriented/Abstract-Factory-Pattern]$>g++ * -o suit_action.exe
[ccx@ubuntu ~/object-oriented/Abstract-Factory-Pattern]$>./suit_action.exe 
put on
type : Trousers
name : Trouser_lv1
put off
type : Trousers
name : Trouser_lv1
put on
type : Clothes
name : Clothe_lv1
put off
type : Clothes
name : Clothe_lv1
put on
type : Trousers
name : Trouser_lv2
put off
type : Trousers
name : Trouser_lv2
put on
type : Clothes
name : Clothe_lv2
put off
type : Clothes
name : Clothe_lv2
  • 相关阅读:
    NYOJ 10 skiing DFS+DP
    51nod 1270 数组的最大代价
    HDU 4635 Strongly connected
    HDU 4612 Warm up
    POJ 3177 Redundant Paths
    HDU 1629 迷宫城堡
    uva 796
    uva 315
    POJ 3180 The Cow Prom
    POJ 1236 Network of Schools
  • 原文地址：https://www.cnblogs.com/chinxi/p/7353687.html
Copyright © 2011-2022 走看看