適配器模式（Adapter）：將一個類的接口轉換成客戶希望的另外一個接口。Adapter 模式使得原本由于接口不兼容而不能在一起工作的那些類可以一起工作。
結構型
·類
·對象
UML 類圖：
代碼實現(xiàn) C++：
1 #include <iostream>
2 #include <string>
3 using namespace std;
4
5 class Player
6 {
7 protected:
8 string name;
9 public:
10 Player(const string& s = "") : name(s) {}
11 virtual void Attack() = 0;
12 virtual void Defense() = 0;
13 };
14
15 class Forwards : public Player
16 {
17 public:
18 Forwards(const string& s = "") : Player(s) {}
19 virtual void Attack()
20 {
21 cout << "前鋒 " << name << " 進攻！" << endl;
22 }
23 virtual void Defense()
24 {
25 cout << "前鋒 " << name << " 防守！" << endl;
26 }
27 };
28
29 class Center : public Player
30 {
31 public:
32 Center(const string& s = "") : Player(s) {}
33 virtual void Attack()
34 {
35 cout << "中鋒 " << name << " 進攻！" << endl;
36 }
37 virtual void Defense()
38 {
39 cout << "中鋒 " << name << " 防守！" << endl;
40 }
41 };
42
43 class Guards : public Player
44 {
45 public:
46 Guards(const string& s) : Player(s) {}
47 virtual void Attack()
48 {
49 cout << "后衛(wèi) " << name << " 進攻！" << endl;
50 }
51 virtual void Defense()
52 {
53 cout << "后衛(wèi) " << name << " 防守！" << endl;
54 }
55 };
56
57 class ForeignCenters
58 {
59 private:
60 string name;
61 public:
62 ForeignCenters(const string& s = "") : name(s) {}
63 void ForeignAttack()
64 {
65 cout << "外籍中鋒 " << name << " 進攻！" << endl;
66 }
67 void ForeignDefense()
68 {
69 cout << "外籍中鋒 " << name << " 防守！" << endl;
70 }
71 };
72
73 class Translators : public Player
74 {
75 private:
76 ForeignCenters* fc;
77 public:
78 Translators(const string& s = "", const string& f = "") : Player(s), fc(new ForeignCenters(f)) {}
79 ~Translators()
80 {
81 delete fc;
82 }
83 virtual void Attack()
84 {
85 fc->ForeignAttack();
86 }
87 virtual void Defense()
88 {
89 fc->ForeignDefense();
90 }
91 };
92
93 int main()
94 {
95 Player* b = new Forwards("巴蒂爾");
96 b->Attack();
97 b->Defense();
98
99 Player* m = new Guards("麥克格雷迪");
100 m->Attack();
101 m->Defense();
102
103 Player* y = new Translators("翻譯者", "姚明");
104 y->Attack();
105 y->Defense();
106
107 return 0;
108 }
posted on 2011-04-28 14:31
unixfy 閱讀(119)
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