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/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2008 by Sun Microsystems, Inc.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* $RCSfile: XmlIndex.hxx,v $
* $Revision: 1.3 $
*
* This file is part of OpenOffice.org.
*
* OpenOffice.org is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
*
* OpenOffice.org 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 Lesser General Public License version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with OpenOffice.org. If not, see
* <http://www.openoffice.org/license.html>
* for a copy of the LGPLv3 License.
*
************************************************************************/
#ifndef _XMLSEARCH_QE_XMLINDEX_HXX_
#define _XMLSEARCH_QE_XMLINDEX_HXX_
#ifndef INCLUDED_STL_VECTOR
#include <vector>
#define INCLUDED_STL_VECTOR
#endif
#include <rtl/ustring.hxx>
#include <excep/XmlSearchExceptions.hxx>
#include <qe/ContextTables.hxx>
#include <db/BtreeDict.hxx>
#include <util/IndexAccessor.hxx>
namespace xmlsearch {
namespace qe {
class QueryHit;
class QueryHitData;
class NonnegativeIntegerGenerator;
class XmlIndex
{
public:
XmlIndex( const rtl::OUString& indexDir )
throw( xmlsearch::excep::IOException );
~XmlIndex();
ContextTables* getContextInfo() { return contextTables_; }
sal_Int32 fetch( const rtl::OUString& key ) const throw( xmlsearch::excep::XmlSearchException )
{
return dict_.fetch( key );
}
rtl::OUString fetch( sal_Int32 key ) const throw( xmlsearch::excep::XmlSearchException )
{
return dict_.fetch( key );
}
std::vector< sal_Int32 > withPrefix( const rtl::OUString& prefix ) const throw( xmlsearch::excep::XmlSearchException )
{
return dict_.withPrefix( prefix );
}
bool occursInText( sal_Int32 concept );
void reset();
void resetContextSearch() { contextTables_->resetContextSearch(); }
NonnegativeIntegerGenerator* getDocumentIterator( sal_Int32 concept );
rtl::OUString documentName( sal_Int32 docNumber ) throw( xmlsearch::excep::XmlSearchException );
QueryHitData* hitToData( QueryHit* );
sal_Int8* getPositions( sal_Int32&,sal_Int32 docNo ) throw( xmlsearch::excep::XmlSearchException );
sal_Int32 getDocumentIndex( sal_Int32 docNo ) { return microIndexOffsets_[ docNo ] - currentBatchOffset_; }
private:
sal_Int32 currentBatchOffset_,maxDocNumberInCache_;
xmlsearch::util::IndexAccessor indexAccessor_;
xmlsearch::util::RandomAccessStream* positionsFile_;
xmlsearch::db::BtreeDict dict_;
ContextTables* contextTables_;
sal_Int32 allListsL_;
sal_Int8* allLists_;
bool allInCache_;
sal_Int32 positionsL_;
sal_Int8 *positions_;
sal_Int32 contextsDataL_;
sal_Int8 *contextsData_;
sal_Int32 linkNamesL_;
rtl::OUString* linkNames_;
std::vector< sal_Int32 > concepts_,offsets_,documents_,microIndexOffsets_,titles_,contextsOffsets_;
void readMicroindexes( sal_Int32 docNo ) throw( xmlsearch::excep::IOException );
};
}
}
#endif
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