init commit

archive/design pattern/adapter.cpp

@@ -0,0 +1,80 @@
+#include <iostream>
+using namespace std;
+
+class Encode1
+{
+public:
+    void print()
+    {
+        cout << "编码1\n";
+    }
+};
+
+class Encode2
+{
+public:
+    void printf()
+    {
+        cout << "编码2\n";
+    }
+};
+
+class Encrypt
+{
+public:
+    virtual void Encode() = 0;
+};
+
+class Encode1Adapter : public Encrypt
+{
+private:
+    Encode1 *encode;
+
+public:
+    Encode1Adapter(Encode1 *e)
+    {
+        encode = e;
+    }
+    void Encode()
+    {
+        encode->print();
+    }
+};
+
+class ClassEncode2Adapter : public Encode2, public Encrypt
+{
+public:
+    void Encode()
+    {
+        this->printf();
+    }
+};
+
+class User
+{
+private:
+    Encrypt *encrypt;
+
+public:
+    User(Encrypt *e)
+    {
+        this->encrypt = e;
+    }
+    void Use()
+    {
+        this->encrypt->Encode();
+    }
+};
+
+int main()
+{
+    //对象适配器
+    Encrypt *e = new Encode1Adapter(new Encode1());
+    User *u = new User(e);
+    u->Use();
+    //类适配器
+    e = new ClassEncode2Adapter();
+    u = new User(e);
+    u->Use();
+    return 0;
+}