Listing 5: Abstract interface class for DBMS access

//  DBXFace.h:

#if  !defined(DBXFACE_H)
#define  DBXFACE_H

#include  "Connect.h"

class  DBXFace
{
public:
        virtual  ~DBXFace();
        Connection*  getConnection()  const;

protected:
        DBXFace(CRecordset*,  Connection*);
        CRecordset*  rsetp;
        Connection*  connectp;

private:
        //  Disallowed  operations
        DBXFace(const  DBXFace&);
        void  operator=(const  DBXFace&);
};

inline  Connection*
DBXFace::getConnection()  const
{
        return  connectp;
}

inline  DBXFace::DBXFace(CRecordset*  rp,
                         Connection*  cp)
{
        rsetp  =  rp;
        connectp  =  cp;
        cp->attach();
}

inline  DBXFace::~DBXFace()
{
        delete  rsetp;
        connectp->detach();
}

#endif

/* End of File */