dtdlexer.hpp

ncbi源码

/*
 * ===========================================================================
 * PRODUCTION $Log: dtdlexer.hpp,v $
 * PRODUCTION Revision 1000.0  2003/10/29 17:35:18  gouriano
 * PRODUCTION PRODUCTION: IMPORTED [ORIGINAL] Dev-tree R1.2
 * PRODUCTION
 * ===========================================================================
 */

#ifndef DTDLEXER_HPP
#define DTDLEXER_HPP

/*  $Id: dtdlexer.hpp,v 1000.0 2003/10/29 17:35:18 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: Andrei Gourianov
*
* File Description:
*   DTD lexer
*
* ===========================================================================
*/

#include <serial/datatool/alexer.hpp>
#include <list>

BEGIN_NCBI_SCOPE

class DTDLexer : public AbstractLexer
{
public:
    DTDLexer(CNcbiIstream& in);
    virtual ~DTDLexer(void);

protected:
    virtual TToken LookupToken(void);
    virtual void LookupComments(void);

    bool ProcessComment(void);
    TToken LookupIdentifier(void);
    TToken LookupKeyword(void);
    TToken LookupEntity(void);
    TToken LookupString(void);
    bool   EndPrevToken(void);

private:
    size_t m_CharsToSkip;
};

END_NCBI_SCOPE

#endif // DTDLEXER_HPP


/*
 * ==========================================================================
 * $Log: dtdlexer.hpp,v $
 * Revision 1000.0  2003/10/29 17:35:18  gouriano
 * PRODUCTION: IMPORTED [ORIGINAL] Dev-tree R1.2
 *
 * Revision 1.2  2002/10/18 14:35:42  gouriano
 * added parsing of internal parsed entities
 *
 * Revision 1.1  2002/10/15 13:50:15  gouriano
 * DTD lexer and parser. first version
 *
 *
 * ==========================================================================
 */