ODBCConnection.h

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#ifndef __DCL_ODBC_CONNECTION_H__
#define __DCL_ODBC_CONNECTION_H__   20251126
 
__DCL_BEGIN_NAMESPACE
 
class ODBCQuery;
 
class ODBCConnection : public SQL::Connection
{
    DECLARE_CLASSINFO(ODBCConnection)
protected:
    SQLHENV     __henv;
    SQLHDBC     __hdbc;
    ByteString  __lastErrorMessage;
 
    bool        __IS_MS_SS;
 
public:
    SQLHDBC connHandle() const;
 
    bool IS_MS_SS() const;
 
    void setErrorHandle(
        SQLRETURN _rc, SQLSMALLINT _htype, SQLHANDLE _handle,
        const wchar_t* _filename, int _line
    );
 
    void setErrorMessage(
        const ByteString& _message,
        const wchar_t* _filename, int _line
    );
 
public:
    // interface implementation
    ODBCConnection(const wchar_t* _serverTitle);
 
    virtual void destroy();
    virtual ~ODBCConnection();
    virtual bool __open(const char* _cons, size_t _conslen);
    virtual bool __close();
    virtual bool __execute(const char* _sql, size_t _sqllen);
    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 SQLHDBC ODBCConnection::connHandle() const
{
    return __hdbc;
}
 
inline bool ODBCConnection::IS_MS_SS() const
{
    return __IS_MS_SS;
}
 
inline void ODBCConnection::setErrorMessage(
        const ByteString& _message, 
        const wchar_t* _filename,
        int _line
    )
{
    Connection::setErrorStatus(SQL::eServerError, _filename, _line);
    __lastErrorMessage = _message;
}
 
__DCL_END_NAMESPACE
 
#endif  // __DCL_ODBC_CONNECTION_H__