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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*************************************************************************
*
* 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_unotools.hxx"
#include <unotools/streamhelper.hxx>
#include <tools/debug.hxx>
namespace utl
{
//------------------------------------------------------------------------------
void SAL_CALL OInputStreamHelper::acquire() throw ()
{
InputStreamHelper_Base::acquire();
}
//------------------------------------------------------------------------------
void SAL_CALL OInputStreamHelper::release() throw ()
{
InputStreamHelper_Base::release();
}
//------------------------------------------------------------------------------
sal_Int32 SAL_CALL OInputStreamHelper::readBytes(staruno::Sequence< sal_Int8 >& aData, sal_Int32 nBytesToRead)
throw(stario::NotConnectedException, stario::BufferSizeExceededException, stario::IOException, staruno::RuntimeException)
{
if (!m_xLockBytes.Is())
throw stario::NotConnectedException(::rtl::OUString(), static_cast<staruno::XWeak*>(this));
if (nBytesToRead < 0)
throw stario::BufferSizeExceededException(::rtl::OUString(), static_cast<staruno::XWeak*>(this));
::osl::MutexGuard aGuard( m_aMutex );
aData.realloc(nBytesToRead);
sal_Size nRead;
ErrCode nError = m_xLockBytes->ReadAt(m_nActPos, (void*)aData.getArray(), nBytesToRead, &nRead);
// FIXME nRead could be truncated on 64-bit arches
m_nActPos += (sal_uInt32)nRead;
if (nError != ERRCODE_NONE)
throw stario::IOException(::rtl::OUString(), static_cast<staruno::XWeak*>(this));
// adjust sequence if data read is lower than the desired data
if (nRead < (sal_uInt32)nBytesToRead)
aData.realloc( nRead );
return nRead;
}
void SAL_CALL OInputStreamHelper::seek( sal_Int64 location ) throw(::com::sun::star::lang::IllegalArgumentException, ::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException)
{
::osl::MutexGuard aGuard( m_aMutex );
// cast is truncating, but position would be truncated as soon as
// put into SvLockBytes anyway
m_nActPos = sal::static_int_cast<sal_uInt32>(location);
}
sal_Int64 SAL_CALL OInputStreamHelper::getPosition( ) throw(::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException)
{
return m_nActPos;
}
sal_Int64 SAL_CALL OInputStreamHelper::getLength( ) throw(::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException)
{
if (!m_xLockBytes.Is())
return 0;
::osl::MutexGuard aGuard( m_aMutex );
SvLockBytesStat aStat;
m_xLockBytes->Stat( &aStat, SVSTATFLAG_DEFAULT );
return aStat.nSize;
}
//------------------------------------------------------------------------------
sal_Int32 SAL_CALL OInputStreamHelper::readSomeBytes(staruno::Sequence< sal_Int8 >& aData,
sal_Int32 nMaxBytesToRead)
throw (stario::NotConnectedException, stario::BufferSizeExceededException, stario::IOException, staruno::RuntimeException)
{
// read all data desired
return readBytes(aData, nMaxBytesToRead);
}
//------------------------------------------------------------------------------
void SAL_CALL OInputStreamHelper::skipBytes(sal_Int32 nBytesToSkip)
throw (stario::NotConnectedException, stario::BufferSizeExceededException, stario::IOException, staruno::RuntimeException)
{
::osl::MutexGuard aGuard( m_aMutex );
if (!m_xLockBytes.Is())
throw stario::NotConnectedException(::rtl::OUString(), static_cast<staruno::XWeak*>(this));
if (nBytesToSkip < 0)
throw stario::BufferSizeExceededException(::rtl::OUString(), static_cast<staruno::XWeak*>(this));
m_nActPos += nBytesToSkip;
}
//------------------------------------------------------------------------------
sal_Int32 SAL_CALL OInputStreamHelper::available()
throw (stario::NotConnectedException, stario::IOException, staruno::RuntimeException)
{
::osl::MutexGuard aGuard( m_aMutex );
if (!m_xLockBytes.Is())
throw stario::NotConnectedException(::rtl::OUString(), static_cast<staruno::XWeak*>(this));
return m_nAvailable;
}
//------------------------------------------------------------------------------
void SAL_CALL OInputStreamHelper::closeInput()
throw (stario::NotConnectedException, stario::IOException, staruno::RuntimeException)
{
::osl::MutexGuard aGuard( m_aMutex );
if (!m_xLockBytes.Is())
throw stario::NotConnectedException(::rtl::OUString(), static_cast<staruno::XWeak*>(this));
m_xLockBytes = NULL;
}
/*************************************************************************/
//------------------------------------------------------------------------------
void SAL_CALL OOutputStreamHelper::acquire() throw ()
{
OutputStreamHelper_Base::acquire();
}
//------------------------------------------------------------------------------
void SAL_CALL OOutputStreamHelper::release() throw ()
{
OutputStreamHelper_Base::release();
}
// stario::XOutputStream
//------------------------------------------------------------------------------
void SAL_CALL OOutputStreamHelper::writeBytes(const staruno::Sequence< sal_Int8 >& aData)
throw (stario::NotConnectedException, stario::BufferSizeExceededException, stario::IOException, staruno::RuntimeException)
{
::osl::MutexGuard aGuard( m_aMutex );
if (!m_xLockBytes.Is())
throw stario::NotConnectedException(::rtl::OUString(), static_cast<staruno::XWeak*>(this));
sal_Size nWritten;
ErrCode nError = m_xLockBytes->WriteAt( m_nActPos, aData.getConstArray(), aData.getLength(), &nWritten );
// FIXME nWritten could be truncated on 64-bit arches
m_nActPos += (sal_uInt32)nWritten;
if (nError != ERRCODE_NONE ||
sal::static_int_cast<sal_Int32>(nWritten) != aData.getLength())
{
throw stario::IOException(::rtl::OUString(),static_cast<staruno::XWeak*>(this));
}
}
//------------------------------------------------------------------
void SAL_CALL OOutputStreamHelper::flush()
throw (stario::NotConnectedException, stario::BufferSizeExceededException, stario::IOException, staruno::RuntimeException)
{
::osl::MutexGuard aGuard( m_aMutex );
if (!m_xLockBytes.Is())
throw stario::NotConnectedException(::rtl::OUString(), static_cast<staruno::XWeak*>(this));
ErrCode nError = m_xLockBytes->Flush();
if (nError != ERRCODE_NONE)
throw stario::IOException(::rtl::OUString(),static_cast<staruno::XWeak*>(this));
}
//------------------------------------------------------------------
void SAL_CALL OOutputStreamHelper::closeOutput( )
throw(stario::NotConnectedException, stario::BufferSizeExceededException, stario::IOException, staruno::RuntimeException)
{
::osl::MutexGuard aGuard( m_aMutex );
if (!m_xLockBytes.Is())
throw stario::NotConnectedException(::rtl::OUString(), static_cast<staruno::XWeak*>(this));
m_xLockBytes = NULL;
}
} // namespace utl
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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