PgConnection.h

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#ifndef __DCL_PG_CONNECTION_H__
#define __DCL_PG_CONNECTION_H__     20250403
 
__DCL_BEGIN_NAMESPACE
 
class PgConnection : public SQL::Connection
{
    DECLARE_CLASSINFO(PgConnection)
protected:
    ByteString  __connectionID;
    ByteString  __lastErrorMessage;
 
public:
    void setErrorStatus(SQL::Error _error, long _SQLCODE,   
                const wchar_t* _filename, int _line);
    void setErrorStatus(const ByteString& _message,
                const wchar_t* _filename, int _line);
 
    _CONST char* connectionID() const;
 
public:
    // interface implementation
    virtual void destroy();
    PgConnection(const wchar_t* _serverTitle);
    virtual ~PgConnection();
    virtual bool __open(const char* _pszConnString, size_t _n);
    virtual bool __close();
    virtual bool __execute(const char* pszSQL, size_t n);
    virtual bool __startTrans();
    virtual bool __commitTrans();
    virtual bool __rollbackTrans();
    virtual bool __createQueryInstance(SQL::Query** _queryHandleOut);
    virtual bool __getErrorMessage(char* _buf, size_t* _buflen);
    virtual bool __getServerInfo(char* _buf, size_t* _buflen);
};
 
inline void PgConnection::setErrorStatus(const ByteString& _message,
                        const wchar_t* _filename, int _line)
{
    Connection::setErrorStatus(SQL::eServerError, _filename, _line);
    __lastErrorMessage = _message;
}
 
inline _CONST char* PgConnection::connectionID() const
{
    return (_CONST char*)__connectionID.data();
}
 
#undef __SET_ERROR
#define __SET_ERROR(_error) \
    setErrorStatus(_error, 0L, __THIS_FILE__, __LINE__)
 
#define __SET_ERROR_SQLCODE(SQLCODE) \
setErrorStatus(SQL::eServerError, SQLCODE, __THIS_FILE__, __LINE__)
 
#define __SET_ERROR_MSG(_message) \
    setErrorStatus(_message, __THIS_FILE__, __LINE__)
 
__DCL_END_NAMESPACE
 
#endif  // __DCL_PG_CONNECTION_H__