c++设计模式之抽象工厂模式

抽象工厂思想理解：
可能有若干个你想生产的产品类，建立个工厂负责分别生产各类产品，由外部客户来选取想要那种产品类，此程序中没有delete，如想delete可在工厂类中的析构函数中实现
（若有错请纠正）
#include <iostream>
#include <string>
#include <vector>


//abstract object interface
class IUser
{
public:
    virtual void GetUser()=0;
    virtual void InsertUser()=0;
};

//Department
class IDepartment
{
public:
    virtual void GetDepatment()=0;
    virtual void InsertDepartment()=0;
};

//ACCESS  User
class CAccessUser:public IUser
{
public:
    virtual void GetUser()
    {
        std::cout<<"Access GetUser"<<std::endl;
    }
    virtual  void InsertUser()
    {
        std::cout << "Access InsertUser" << std::endl;
    }

};

//ACCESS department
class CAccessDepartment:public IDepartment
{
public:
    virtual void GetDepatment()
    {
        std::cout<<"Access GEtDepartment"<<std::endl;

    }
    virtual void InsertDepartment()
    {
        std::cout << "Access InsertDepartment" << std::endl;
    }

};

//SQL Access
class CSqlUSer:public  IUser
{
public:
    virtual void GetUser()
    {
        std::cout<<"Sql USer"<<std::endl;
    }
    virtual void InsertUser()
    {
        std::cout<<"Sql User"<<std::endl;
    }

};

//SQL department
class CSqlDepartment:public IDepartment
{
public:
    virtual void GetDepatment()
    {
        std::cout<<"sql Getdepartment"<<std::endl;
    }
    virtual void InsertDepartment()
    {
        std::cout<<"sql Insertdepartment"<<std::endl;
    }
};

//abstract factory
class IFactory
{
public:
    virtual IUser* CreateUser()=0;
    virtual IDepartment* CreateDepartment()=0;



};


//ACCESS factory
class AccessFactory:public IFactory
{
public:
    virtual IUser* CreateUser()
    {
        return new CAccessUser();
    }
    virtual IDepartment* CreateDepartment()
    {
        return new CAccessDepartment();
    }

};

//SQL factory
class SqlFactory:public IFactory
{
public:
    virtual IUser* CreateUser()
    {
        return new CSqlUSer();
    }
    virtual IDepartment* CreateDepartment()
    {
        return new CSqlDepartment();
    }
};


int main()
{
    IFactory* factry=new SqlFactory();
    IUser* user=factry->CreateUser();
    IDepartment* depart=factry->CreateDepartment();
    user->GetUser();
    depart->GetDepatment();
    return 0;
}