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#ifndef _IFILE_INCLUDE_GUARD_LPC_56465465798732
#define _IFILE_INCLUDE_GUARD_LPC_56465465798732
/* This file is part of indexlib.
* Copyright (C) 2005 Luís Pedro Coelho <luis@luispedro.org>
*
* Indexlib is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License, version 2, as
* published by the Free Software Foundation and available as file
* GPL_V2 which is distributed along with indexlib.
*
* Indexlib is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
* MA 02110-1301, USA
*
* In addition, as a special exception, the copyright holders give
* permission to link the code of this program with any edition of
* the Qt library by Trolltech AS, Norway (or with modified versions
* of Qt that use the same license as Qt), and distribute linked
* combinations including the two. You must obey the GNU General
* Public License in all respects for all of the code used other than
* Qt. If you modify this file, you may extend this exception to
* your version of the file, but you are not obligated to do so. If
* you do not wish to do so, delete this exception statement from
* your version.
*/
#include "index.h"
#include "stringarray.h"
#include "stringset.h"
#include "leafdatavector.h"
#include "tokenizer.h"
#include <vector>
#include <set>
#include <string>
struct ifile : public indexlib::index {
public:
ifile( std::string );
virtual void add( const char* str, const char* doc );
virtual std::auto_ptr<indexlib::result> search( const char* ) const;
virtual unsigned ndocs() const { return docnames_.size(); }
virtual std::string lookup_docname( unsigned idx ) const { return docnames_.get( idx ); }
virtual void remove_doc( const char* doc );
void maintenance();
static void remove( std::string );
private:
std::set<unsigned> find_word( std::string ) const;
std::vector<std::string> break_clean( const char* ) const;
virtual std::auto_ptr<indexlib::result> everything() const;
static bool invalid_word( std::string );
bool is_stop_word( std::string ) const;
void calc_stopwords();
stringarray docnames_;
stringset words_;
stringset stopwords_;
leafdatavector files_;
std::auto_ptr<indexlib::detail::tokenizer> tokenizer_;
};
#endif /* _IFILE_INCLUDE_GUARD_LPC_56465465798732 */
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