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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: Block.cxx,v $
* $Revision: 1.7 $
*
* 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.
*
************************************************************************/
// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_xmlhelp.hxx"
#include <rtl/memory.h>
#include <db/Block.hxx>
#ifndef _XMLSEARCH_UTIL_RANDOMACCESSSTREAM_HXX_
#include <util/RandomAccessStream.hxx>
#endif
#include <db/DBEnv.hxx>
using namespace xmlsearch;
using namespace xmlsearch::db;
/******************************************************************************/
/* */
/* Block */
/* */
/******************************************************************************/
Block::Block( const DBEnv* dbenv )
: dbenv_( dbenv ),
isLeaf_( true ),
free_( 0 ),
num_( 0 ),
dataL_( dbenv->getDataLen() ),
data_( new sal_Int8[ dbenv->getDataLen() ] )
{
rtl_zeroMemory( data_,dataL_ );
}
Block::~Block()
{
delete[] data_;
}
void Block::read( util::RandomAccessStream* in )
{
sal_Int8 buffer[4];
in->readBytes( buffer,4 );
num_ = getInteger_( buffer );
in->readBytes( buffer,4 );
sal_Int32 twoFields = getInteger_( buffer );
isLeaf_ = ( twoFields & 0x80000000 ) != 0;
free_ = twoFields & 0x7FFFFFFF;
in->readBytes( data_,dbenv_->getDataLen() );
}
sal_Int32 Block::getInteger( sal_Int32 i ) const throw( excep::IllegalIndexException )
{
if( i < 0 || dbenv_->getDataLen() <= i )
throw excep::IllegalIndexException(
rtl::OUString::createFromAscii( "Block::getInteger -> index out of range" ) );
sal_Int32 ret = ::getInteger_( &data_[i] );
return ret;
}
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