174 lines
6.8 KiB
C++
174 lines
6.8 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*************************************************************************
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*
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* Copyright 2000, 2010 Oracle and/or its affiliates.
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*
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* OpenOffice.org - a multi-platform office productivity suite
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*
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* This file is part of OpenOffice.org.
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*
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* OpenOffice.org is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License version 3
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* only, as published by the Free Software Foundation.
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*
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* OpenOffice.org 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
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* GNU Lesser General Public License version 3 for more details
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* (a copy is included in the LICENSE file that accompanied this code).
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*
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* You should have received a copy of the GNU Lesser General Public License
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* version 3 along with OpenOffice.org. If not, see
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* <http://www.openoffice.org/license.html>
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* for a copy of the LGPLv3 License.
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*
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************************************************************************/
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#include <rtl/memory.h>
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#include <cppuhelper/implbase1.hxx>
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#include <xmlscript/xml_helper.hxx>
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using namespace osl;
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using namespace com::sun::star;
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using namespace com::sun::star::uno;
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using ::rtl::ByteSequence;
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namespace xmlscript
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{
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//==================================================================================================
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class BSeqInputStream
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: public ::cppu::WeakImplHelper1< io::XInputStream >
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{
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ByteSequence _seq;
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sal_Int32 _nPos;
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public:
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inline BSeqInputStream( ByteSequence const & rSeq )
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SAL_THROW( () )
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: _seq( rSeq )
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, _nPos( 0 )
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{}
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// XInputStream
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virtual sal_Int32 SAL_CALL readBytes(
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Sequence< sal_Int8 > & rData, sal_Int32 nBytesToRead )
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throw (io::NotConnectedException, io::BufferSizeExceededException, io::IOException, RuntimeException);
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virtual sal_Int32 SAL_CALL readSomeBytes(
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Sequence< sal_Int8 > & rData, sal_Int32 nMaxBytesToRead )
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throw (io::NotConnectedException, io::BufferSizeExceededException, io::IOException, RuntimeException);
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virtual void SAL_CALL skipBytes(
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sal_Int32 nBytesToSkip )
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throw (io::NotConnectedException, io::BufferSizeExceededException, io::IOException, RuntimeException);
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virtual sal_Int32 SAL_CALL available()
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throw (io::NotConnectedException, io::IOException, RuntimeException);
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virtual void SAL_CALL closeInput()
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throw (io::NotConnectedException, io::IOException, RuntimeException);
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};
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//__________________________________________________________________________________________________
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sal_Int32 BSeqInputStream::readBytes(
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Sequence< sal_Int8 > & rData, sal_Int32 nBytesToRead )
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throw (io::NotConnectedException, io::BufferSizeExceededException, io::IOException, RuntimeException)
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{
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nBytesToRead = ((nBytesToRead > _seq.getLength() - _nPos)
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? _seq.getLength() - _nPos
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: nBytesToRead);
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ByteSequence aBytes( _seq.getConstArray() + _nPos, nBytesToRead );
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rData = toUnoSequence( aBytes );
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_nPos += nBytesToRead;
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return nBytesToRead;
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}
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//__________________________________________________________________________________________________
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sal_Int32 BSeqInputStream::readSomeBytes(
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Sequence< sal_Int8 > & rData, sal_Int32 nMaxBytesToRead )
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throw (io::NotConnectedException, io::BufferSizeExceededException, io::IOException, RuntimeException)
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{
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return readBytes( rData, nMaxBytesToRead );
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}
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//__________________________________________________________________________________________________
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void BSeqInputStream::skipBytes(
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sal_Int32 /*nBytesToSkip*/ )
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throw (io::NotConnectedException, io::BufferSizeExceededException, io::IOException, RuntimeException)
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{
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}
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//__________________________________________________________________________________________________
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sal_Int32 BSeqInputStream::available()
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throw (io::NotConnectedException, io::IOException, RuntimeException)
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{
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return (_seq.getLength() - _nPos);
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}
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//__________________________________________________________________________________________________
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void BSeqInputStream::closeInput()
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throw (io::NotConnectedException, io::IOException, RuntimeException)
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{
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}
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//##################################################################################################
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//==================================================================================================
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class BSeqOutputStream
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: public ::cppu::WeakImplHelper1< io::XOutputStream >
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{
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ByteSequence * _seq;
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public:
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inline BSeqOutputStream( ByteSequence * seq )
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SAL_THROW( () )
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: _seq( seq )
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{}
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// XOutputStream
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virtual void SAL_CALL writeBytes(
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Sequence< sal_Int8 > const & rData )
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throw (io::NotConnectedException, io::BufferSizeExceededException, RuntimeException);
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virtual void SAL_CALL flush()
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throw (io::NotConnectedException, io::BufferSizeExceededException, RuntimeException);
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virtual void SAL_CALL closeOutput()
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throw (io::NotConnectedException, io::BufferSizeExceededException, RuntimeException);
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};
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//__________________________________________________________________________________________________
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void BSeqOutputStream::writeBytes( Sequence< sal_Int8 > const & rData )
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throw (io::NotConnectedException, io::BufferSizeExceededException, RuntimeException)
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{
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sal_Int32 nPos = _seq->getLength();
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_seq->realloc( nPos + rData.getLength() );
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::rtl_copyMemory( (char *)_seq->getArray() + nPos,
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(char const *)rData.getConstArray(),
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rData.getLength() );
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}
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//__________________________________________________________________________________________________
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void BSeqOutputStream::flush()
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throw (io::NotConnectedException, io::BufferSizeExceededException, RuntimeException)
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{
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}
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//__________________________________________________________________________________________________
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void BSeqOutputStream::closeOutput()
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throw (io::NotConnectedException, io::BufferSizeExceededException, RuntimeException)
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{
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}
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//##################################################################################################
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//==================================================================================================
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Reference< io::XInputStream > SAL_CALL createInputStream( ByteSequence const & rInData )
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SAL_THROW( () )
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{
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return new BSeqInputStream( rInData );
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}
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//==================================================================================================
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Reference< io::XOutputStream > SAL_CALL createOutputStream( ByteSequence * pOutData )
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SAL_THROW( () )
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{
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return new BSeqOutputStream( pOutData );
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}
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}
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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