129 lines
3.7 KiB
C++
129 lines
3.7 KiB
C++
/*************************************************************************
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*
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* OpenOffice.org - a multi-platform office productivity suite
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*
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* $RCSfile: Block.cxx,v $
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*
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* $Revision: 1.5 $
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*
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* last change: $Author: obo $ $Date: 2006-09-17 01:14:40 $
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*
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* The Contents of this file are made available subject to
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* the terms of GNU Lesser General Public License Version 2.1.
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*
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*
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* GNU Lesser General Public License Version 2.1
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* =============================================
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* Copyright 2005 by Sun Microsystems, Inc.
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* 901 San Antonio Road, Palo Alto, CA 94303, USA
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License version 2.1, as published by the Free Software Foundation.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*
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************************************************************************/
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// MARKER(update_precomp.py): autogen include statement, do not remove
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#include "precompiled_xmlhelp.hxx"
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#ifndef _RTL_MEMORY_H_
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#include <rtl/memory.h>
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#endif
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#ifndef _XMLSEARCH_DB_BLOCK_HXX_
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#include <db/Block.hxx>
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#endif
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#ifndef _XMLSEARCH_UTIL_RANDOMACCESSSTREAM_HXX_
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#include <util/RandomAccessStream.hxx>
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#endif
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#ifndef _XMLSEARCH_DB_DBENV_HXX_
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#include <db/DBEnv.hxx>
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#endif
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using namespace xmlsearch;
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using namespace xmlsearch::db;
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/******************************************************************************/
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/* */
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/* Block */
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/* */
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/******************************************************************************/
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Block::Block( const DBEnv* dbenv )
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: dbenv_( dbenv ),
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isLeaf_( true ),
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free_( 0 ),
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num_( 0 ),
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dataL_( dbenv->getDataLen() ),
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data_( new sal_Int8[ dbenv->getDataLen() ] )
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{
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rtl_zeroMemory( data_,dataL_ );
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}
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Block::~Block()
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{
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delete[] data_;
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}
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void Block::read( util::RandomAccessStream* in )
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{
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sal_Int8 buffer[4];
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in->readBytes( buffer,4 );
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num_ = getInteger_( buffer );
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in->readBytes( buffer,4 );
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sal_Int32 twoFields = getInteger_( buffer );
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isLeaf_ = ( twoFields & 0x80000000 ) != 0;
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free_ = twoFields & 0x7FFFFFFF;
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in->readBytes( data_,dbenv_->getDataLen() );
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}
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void Block::write( util::RandomAccessStream* out ) const
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{
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out->writeBytes( (sal_Int8*)(&num_),4 );
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sal_Int32 twoFields = ( free_ | ( isLeaf_ ? 0x80000000 : 0 ) );
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out->writeBytes( (sal_Int8*)(&twoFields),4 );
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out->writeBytes( data_,dbenv_->getDataLen() );
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}
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void Block::setInteger( sal_Int32 i,sal_Int32 value ) throw( excep::IllegalIndexException )
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{
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if( i < 0 || dbenv_->getDataLen() <= i )
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throw excep::IllegalIndexException(
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rtl::OUString::createFromAscii( "Block::setInteger -> index out of range" ) );
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::setInteger_( &data_[i],value );
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}
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sal_Int32 Block::getInteger( sal_Int32 i ) const throw( excep::IllegalIndexException )
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{
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if( i < 0 || dbenv_->getDataLen() <= i )
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throw excep::IllegalIndexException(
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rtl::OUString::createFromAscii( "Block::setInteger -> index out of range" ) );
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sal_Int32 ret = ::getInteger_( &data_[i] );
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return ret;
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}
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