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/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2000, 2010 Oracle and/or its affiliates.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* 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_configmgr.hxx"
#include "binarywriter.hxx"
#include "valuenode.hxx"
#include "filehelper.hxx"
#include <com/sun/star/uno/Type.hxx>
#include <com/sun/star/uno/Any.hxx>
#include "oslstream.hxx"
#include <com/sun/star/io/IOException.hpp>
#include <com/sun/star/io/XOutputStream.hpp>
#include <com/sun/star/io/XActiveDataSource.hpp>
#include <com/sun/star/io/XDataOutputStream.hpp>
#include "typeconverter.hxx"
#include "binarytype.hxx"
#include "simpletypehelper.hxx"
#define ASCII(x) rtl::OUString::createFromAscii(x)
namespace configmgr
{
// -----------------------------------------------------------------------------
namespace backend
{
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_aFileURL(_aFileURL)
, m_xServiceProvider(_xServiceProvider)
, m_xDataOutputStream()
{}
bool BinaryWriter::open() SAL_THROW( (io::IOException, uno::RuntimeException) )
{
if (m_aFileURL.getLength() == 0)
return false;
OSL_ENSURE(!m_xDataOutputStream.is(), "Binary Writer: already open");
if ( m_xDataOutputStream.is())
return false;
if (FileHelper::fileExists(m_aFileURL))
{
if (osl::File::RC errorCode = osl::File::remove(m_aFileURL))
{
// creating the file will fail later
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))
{
// creating the file will fail later
OSL_TRACE("Binary Cache: Cannot create package cache directory [%d]",int(errorCode));
}
}
uno::Reference<io::XOutputStream> xOutput = new BufferedFileOutputStream(m_aFileURL, true, 1024);
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);
OSL_ASSERT(m_xDataOutputStream.is());
return m_xDataOutputStream.is();
}
void BinaryWriter::close() SAL_THROW( (io::IOException, uno::RuntimeException) )
{
if (m_xDataOutputStream.is())
m_xDataOutputStream->closeOutput();
m_xDataOutputStream.clear();
}
BinaryWriter::~BinaryWriter()
{
try
{
close();
}
catch (uno::Exception& e)
{
(void)e;
OSL_ENSURE(false, rtl::OUStringToOString(e.Message,RTL_TEXTENCODING_ASCII_US).getStr());
}
}
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
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(sal_Int32(nLength & ~binary::STR_ASCII_MASK) == aData.getLength());
}
m_xDataOutputStream->writeLong (nLength);
m_xDataOutputStream->writeBytes (aData);
}
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
}
// -----------------------------------------------------------------------------
}
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