笔记：C++设计模式——适配器模式：对象适配器（复制自网络）

/* 适配器模式：对象适配 */


#include <iostream>
#include <string>
using namespace std;


class socket_package_
{
public:
void create_specific_socket()
{
cout << "创建套接字" << endl;
}


void bind_specific_socket()
{
cout << "绑定套接字" << endl;
}


void listen_specific_socket()
{
cout << "监听套接字" << endl;
}


void connect_specific_socket()
{
cout << "连接套接字" << endl;
}
};


class socket_
{
public:
virtual void create_socket() = 0;// 纯虚函数
virtual void bind_socket() = 0;
virtual void listen_socket() = 0;
virtual void connect_socket() = 0;
};


class socket_adapter_ : public socket_
{
private:
socket_package_* m_pSocketPackage;


public:
socket_adapter_()
{
m_pSocketPackage = new socket_package_();
}


~socket_adapter_()
{
if (NULL != m_pSocketPackage)
{
delete m_pSocketPackage;
m_pSocketPackage = NULL;
}
}


void create_socket()
{
m_pSocketPackage->create_specific_socket();
}


void bind_socket()
{
m_pSocketPackage->bind_specific_socket();
}


void listen_socket()
{
m_pSocketPackage->listen_specific_socket();
}


void connect_socket()
{
m_pSocketPackage->connect_specific_socket();
}
};


int main()
{
// 父类指针指向子类对象
socket_* pSocketAdapter = new socket_adapter_();


pSocketAdapter->create_socket();
pSocketAdapter->bind_socket();
pSocketAdapter->listen_socket();
pSocketAdapter->connect_socket();


delete pSocketAdapter;
pSocketAdapter = NULL;


return 0;
}