office-gobmx/configmgr/source/backend/binarywriter.cxx
Vladimir Glazounov 54dbebf7e0 INTEGRATION: CWS reg006 (1.2.2); FILE MERGED
2003/05/28 16:12:17 jb 1.2.2.1: #i15029# Remove includes for unused types
2003-06-04 09:19:25 +00:00

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10 KiB
C++

/*************************************************************************
*
* $RCSfile: binarywriter.cxx,v $
*
* $Revision: 1.3 $
*
* last change: $Author: vg $ $Date: 2003-06-04 10:19:14 $
*
* The Contents of this file are made available subject to the terms of
* either of the following licenses
*
* - GNU Lesser General Public License Version 2.1
* - Sun Industry Standards Source License Version 1.1
*
* Sun Microsystems Inc., October, 2000
*
* GNU Lesser General Public License Version 2.1
* =============================================
* Copyright 2000 by Sun Microsystems, Inc.
* 901 San Antonio Road, Palo Alto, CA 94303, USA
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1, as published by the Free Software Foundation.
*
* This library 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 for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*
*
* Sun Industry Standards Source License Version 1.1
* =================================================
* The contents of this file are subject to the Sun Industry Standards
* Source License Version 1.1 (the "License"); You may not use this file
* except in compliance with the License. You may obtain a copy of the
* License at http://www.openoffice.org/license.html.
*
* Software provided under this License is provided on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING,
* WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS,
* MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING.
* See the License for the specific provisions governing your rights and
* obligations concerning the Software.
*
* The Initial Developer of the Original Code is: Sun Microsystems, Inc.
*
* Copyright: 2002 by Sun Microsystems, Inc.
*
* All Rights Reserved.
*
* Contributor(s): _______________________________________
*
*
************************************************************************/
#include "binarywriter.hxx"
#ifndef _CONFIGMGR_TREE_VALUENODE_HXX
#include "valuenode.hxx"
#endif
#ifndef _CONFIGMGR_FILEHELPER_HXX_
#include "filehelper.hxx"
#endif
#ifndef _COM_SUN_STAR_UNO_TYPE_HXX_
#include <com/sun/star/uno/Type.hxx>
#endif
#ifndef _COM_SUN_STAR_UNO_ANY_HXX_
#include <com/sun/star/uno/Any.hxx>
#endif
#ifndef _OSL_FILE_HXX_
#include <osl/file.hxx>
#endif
#ifndef _CONFIGMGR_OSLSTREAM_HXX_
#include "oslstream.hxx"
#endif
#ifndef _COM_SUN_STAR_IO_IOEXCEPTION_HPP_
#include <com/sun/star/io/IOException.hpp>
#endif
#ifndef _COM_SUN_STAR_IO_XOUTPUTSTREAM_HPP_
#include <com/sun/star/io/XOutputStream.hpp>
#endif
#ifndef _COM_SUN_STAR_IO_XACTIVEDATASOURCE_HPP_
#include <com/sun/star/io/XActiveDataSource.hpp>
#endif
#ifndef _COM_SUN_STAR_IO_XDATAOUTPUTSTREAM_HPP_
#include <com/sun/star/io/XDataOutputStream.hpp>
#endif
#ifndef CONFIGMGR_TYPECONVERTER_HXX
#include "typeconverter.hxx"
#endif
#ifndef CONFIGMGR_BINARYTYPE_HXX
#include "binarytype.hxx"
#endif
#ifndef CONFIGMGR_SIMPLETYPEHELPER_HXX
#include "simpletypehelper.hxx"
#endif
#define ASCII(x) rtl::OUString::createFromAscii(x)
namespace configmgr
{
// -----------------------------------------------------------------------------
namespace backend
{
using namespace ::rtl;
using namespace ::std;
using namespace ::osl;
using namespace ::com::sun::star;
using namespace ::com::sun::star::uno;
namespace uno = com::sun::star::uno;
namespace io = com::sun::star::io;
BinaryWriter::BinaryWriter(rtl::OUString const &_aFileURL, uno::Reference<lang::XMultiServiceFactory> const& _xServiceProvider)
:m_pFileOut(NULL),
m_aFileURL(_aFileURL),
m_xServiceProvider(_xServiceProvider)
{}
bool BinaryWriter::open() SAL_THROW( (io::IOException, uno::RuntimeException) )
{
if (m_aFileURL.getLength() == 0)
return false;
OSL_ENSURE(m_pFileOut == NULL, "Binary Writer: already open");
if (m_pFileOut)
{
OSL_ASSERT(m_xDataOutputStream.is());
return false;
}
OSL_ENSURE(!m_xDataOutputStream.is(), "Binary Writer: found stream without file");
if (FileHelper::fileExists(m_aFileURL))
{
if (osl::File::RC errorCode = osl::File::remove(m_aFileURL))
{
OSL_TRACE("Binary Cache: Cannot remove existing file [%d]",int(errorCode));
}
}
else
{
//create missing directories
rtl::OUString parentDirectory = FileHelper::getParentDir(m_aFileURL) ;
if (osl::File::RC errorCode = FileHelper::mkdirs(parentDirectory))
{
OSL_TRACE("Binary Cache: Cannot create package cache directory [%d]",int(errorCode));
}
}
try
{
m_pFileOut = new File(m_aFileURL);
if (FileBase::RC eError = m_pFileOut->open(OpenFlag_Write | OpenFlag_Create))
{
delete m_pFileOut, m_pFileOut = NULL;
OSL_TRACE("Binary Cache: Cannot create cache file [%d]",int(eError));
return false;
}
uno::Reference<io::XOutputStream> xOutput = new OSLOutputStreamWrapper(*m_pFileOut);
uno::Reference< io::XActiveDataSource > xFormattingStream(m_xServiceProvider->createInstance(ASCII("com.sun.star.io.DataOutputStream")), uno::UNO_QUERY_THROW);
xFormattingStream->setOutputStream(xOutput);
m_xDataOutputStream.set(xFormattingStream, uno::UNO_QUERY_THROW);
}
catch ( uno::Exception & )
{
m_xDataOutputStream.clear();
delete m_pFileOut;
m_pFileOut = NULL;
throw;
}
OSL_ASSERT(m_xDataOutputStream.is());
return true;
}
void BinaryWriter::close() SAL_THROW( (io::IOException, uno::RuntimeException) )
{
if (m_pFileOut)
{
if (m_xDataOutputStream.is())
m_xDataOutputStream->closeOutput();
m_xDataOutputStream.clear();
delete m_pFileOut;
m_pFileOut = NULL;
}
}
BinaryWriter::~BinaryWriter()
{
try
{
close();
}
catch (uno::Exception& e)
{
OSL_ENSURE(false, rtl::OUStringToOString(e.Message,RTL_TEXTENCODING_ASCII_US).getStr());
delete m_pFileOut;
}
}
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
void BinaryWriter::write(sal_Bool _aValue)
SAL_THROW( (io::IOException, uno::RuntimeException) )
{
// write one byte
m_xDataOutputStream->writeBoolean(_aValue);
}
void BinaryWriter::write(sal_Int8 _aValue)
SAL_THROW( (io::IOException, uno::RuntimeException) )
{
// write one byte
m_xDataOutputStream->writeByte(_aValue);
}
void BinaryWriter::write(sal_Int16 _aValue)
SAL_THROW( (io::IOException, uno::RuntimeException) )
{
// write two bytes
m_xDataOutputStream->writeShort(_aValue);
}
void BinaryWriter::write(sal_Int32 _aValue)
SAL_THROW( (io::IOException, uno::RuntimeException) )
{
// write four byte
m_xDataOutputStream->writeLong(_aValue);
}
void BinaryWriter::write(sal_Int64 _aValue)
SAL_THROW( (io::IOException, uno::RuntimeException) )
{
// write eight byte
m_xDataOutputStream->writeHyper(_aValue);
}
void BinaryWriter::write(double _aValue)
SAL_THROW( (io::IOException, uno::RuntimeException) )
{
// write eight byte
m_xDataOutputStream->writeDouble(_aValue);
}
// -----------------------------------------------------------------------------
bool isAsciiEncoding(rtl::OUString const& _aStr)
{
const sal_Unicode *pStr = _aStr.getStr();
sal_Int32 nLen = _aStr.getLength();
while (nLen--)
{
if (*pStr++ > 127)
return false;
}
return true;
}
// -----------------------------------------------------------------------------
void BinaryWriter::write(rtl::OUString const& _aStr)
SAL_THROW( (io::IOException, uno::RuntimeException) )
{
// @@@ OBinaryBaseReader_Impl::readUTF() @@@
rtl::OString aUTF;
// to fasten the conversion for ascii data, we mask the length
bool bIsAscii = isAsciiEncoding(_aStr);
if (bIsAscii)
rtl_uString2String (
&(aUTF.pData), _aStr.getStr(), _aStr.getLength(),
RTL_TEXTENCODING_ASCII_US, OUSTRING_TO_OSTRING_CVTFLAGS);
else
rtl_uString2String (
&(aUTF.pData), _aStr.getStr(), _aStr.getLength(),
RTL_TEXTENCODING_UTF8, OUSTRING_TO_OSTRING_CVTFLAGS);
sal_Int32 nLength = aUTF.getLength();
uno::Sequence<sal_Int8> aData (nLength);
memcpy (aData.getArray(), aUTF.getStr(), nLength);
OSL_ENSURE((nLength & binary::STR_ASCII_MASK) == 0,"String too long");
if (bIsAscii)
{
nLength |= binary::STR_ASCII_MASK;
OSL_ASSERT((nLength & binary::STR_ASCII_MASK) == binary::STR_ASCII_MASK);
OSL_ASSERT((nLength & ~binary::STR_ASCII_MASK) == aData.getLength());
}
m_xDataOutputStream->writeLong (nLength);
m_xDataOutputStream->writeBytes (aData);
}
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
}
// -----------------------------------------------------------------------------
}