handle_stack.hpp

ncbi源码

/*
 * ===========================================================================
 * PRODUCTION $Log: handle_stack.hpp,v $
 * PRODUCTION Revision 1000.0  2003/10/29 20:22:53  gouriano
 * PRODUCTION PRODUCTION: IMPORTED [ORIGINAL] Dev-tree R1.5
 * PRODUCTION
 * ===========================================================================
 */

#ifndef DBAPI_DRIVER_UTIL___HANDLE_STACK__HPP
#define DBAPI_DRIVER_UTIL___HANDLE_STACK__HPP

/* $Id: handle_stack.hpp,v 1000.0 2003/10/29 20:22:53 gouriano Exp $
 * ===========================================================================
 *
 *                            PUBLIC DOMAIN NOTICE                          
 *               National Center for Biotechnology Information
 *
 *  This software/database is a "United States Government Work" under the   
 *  terms of the United States Copyright Act.  It was written as part of    
 *  the author's official duties as a United States Government employee and 
 *  thus cannot be copyrighted.  This software/database is freely available 
 *  to the public for use. The National Library of Medicine and the U.S.    
 *  Government have not placed any restriction on its use or reproduction.  
 *
 *  Although all reasonable efforts have been taken to ensure the accuracy  
 *  and reliability of the software and data, the NLM and the U.S.          
 *  Government do not and cannot warrant the performance or results that    
 *  may be obtained by using this software or data. The NLM and the U.S.    
 *  Government disclaim all warranties, express or implied, including       
 *  warranties of performance, merchantability or fitness for any particular
 *  purpose.                                                                
 *
 *  Please cite the author in any work or product based on this material.   
 *
 * ===========================================================================
 *
 * Author:  Vladimir Soussov
 *   
 * File Description:  Stack of handlers
 *
 */

#include <dbapi/driver/exception.hpp>


BEGIN_NCBI_SCOPE


class NCBI_DBAPIDRIVER_EXPORT CDBHandlerStack
{
public:
    CDBHandlerStack(size_t n = 8);
    CDBHandlerStack(const CDBHandlerStack& s);
    CDBHandlerStack& operator= (const CDBHandlerStack& s);

    void Push(CDB_UserHandler* h);
    void Pop (CDB_UserHandler* h, bool last = true);

    void PostMsg(CDB_Exception* ex);

    ~CDBHandlerStack() {
        delete [] m_Stack;
    }
    
private:
    CDB_UserHandler** m_Stack;
    int               m_TopItem;
    int               m_Room;
};


END_NCBI_SCOPE

#endif  /* DBAPI_DRIVER_UTIL___HANDLE_STACK__HPP */



/*
 * ===========================================================================
 * $Log: handle_stack.hpp,v $
 * Revision 1000.0  2003/10/29 20:22:53  gouriano
 * PRODUCTION: IMPORTED [ORIGINAL] Dev-tree R1.5
 *
 * Revision 1.5  2003/02/13 15:40:50  ivanov
 * Added export specifier NCBI_DBAPIDRIVER_EXPORT
 *
 * Revision 1.4  2001/11/06 17:58:07  lavr
 * Formatted uniformly as the rest of the library
 *
 * Revision 1.3  2001/09/27 20:08:31  vakatov
 * Added "DB_" (or "I_") prefix where it was missing
 *
 * Revision 1.2  2001/09/27 16:46:31  vakatov
 * Non-const (was const) exception object to pass to the user handler
 *
 * Revision 1.1  2001/09/21 23:39:54  vakatov
 * -----  Initial (draft) revision.  -----
 * This is a major revamp (by Denis Vakatov, with help from Vladimir Soussov)
 * of the DBAPI "driver" libs originally written by Vladimir Soussov.
 * The revamp involved massive code shuffling and grooming, numerous local
 * API redesigns, adding comments and incorporating DBAPI to the C++ Toolkit.
 *
 * ===========================================================================
 */