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Diffstat (limited to 'comphelper/inc/comphelper/seqstream.hxx')
| -rw-r--r-- | comphelper/inc/comphelper/seqstream.hxx | 148 |
1 files changed, 0 insertions, 148 deletions
diff --git a/comphelper/inc/comphelper/seqstream.hxx b/comphelper/inc/comphelper/seqstream.hxx deleted file mode 100644 index c51fe3483d..0000000000 --- a/comphelper/inc/comphelper/seqstream.hxx +++ /dev/null @@ -1,148 +0,0 @@ -/* -*- 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. - * - ************************************************************************/ -#ifndef _COMPHELPER_SEQSTREAM_HXX -#define _COMPHELPER_SEQSTREAM_HXX - -#include <com/sun/star/uno/Sequence.hxx> -#include <com/sun/star/uno/Reference.hxx> -#include <com/sun/star/io/XInputStream.hpp> -#include <com/sun/star/io/XOutputStream.hpp> -#include <com/sun/star/io/XSeekable.hpp> -#include <osl/mutex.hxx> -#include <cppuhelper/implbase1.hxx> -#include <cppuhelper/implbase2.hxx> -#include "comphelper/comphelperdllapi.h" - -namespace comphelper -{ - - typedef ::com::sun::star::uno::Sequence<sal_Int8> ByteSequence; - -//================================================================== -// SequenceInputStream -// stream for reading data from a sequence of bytes -//================================================================== - - -class COMPHELPER_DLLPUBLIC SequenceInputStream -: public ::cppu::WeakImplHelper2< ::com::sun::star::io::XInputStream, ::com::sun::star::io::XSeekable > -{ - ::osl::Mutex m_aMutex; - ByteSequence m_aData; - sal_Int32 m_nPos; - -public: - SequenceInputStream(const ByteSequence& rData); - -// com::sun::star::io::XInputStream - virtual sal_Int32 SAL_CALL readBytes( ::com::sun::star::uno::Sequence<sal_Int8>& aData, sal_Int32 nBytesToRead ) - throw(::com::sun::star::io::NotConnectedException, ::com::sun::star::io::BufferSizeExceededException, - ::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException); - - virtual sal_Int32 SAL_CALL readSomeBytes( ::com::sun::star::uno::Sequence<sal_Int8>& aData, sal_Int32 nMaxBytesToRead ) - throw(::com::sun::star::io::NotConnectedException, ::com::sun::star::io::BufferSizeExceededException, - ::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException); - - virtual void SAL_CALL skipBytes( sal_Int32 nBytesToSkip ) - throw(::com::sun::star::io::NotConnectedException, ::com::sun::star::io::BufferSizeExceededException, - ::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException); - - virtual sal_Int32 SAL_CALL available( ) - throw(::com::sun::star::io::NotConnectedException, ::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException); - - virtual void SAL_CALL closeInput( ) - throw(::com::sun::star::io::NotConnectedException, ::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException); - - virtual void SAL_CALL seek( sal_Int64 location ) throw (::com::sun::star::lang::IllegalArgumentException, ::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException); - virtual sal_Int64 SAL_CALL getPosition( ) throw (::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException); - virtual sal_Int64 SAL_CALL getLength( ) throw (::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException); - -private: - inline sal_Int32 avail(); -}; -typedef ::cppu::WeakImplHelper1< ::com::sun::star::io::XOutputStream > OSequenceOutputStream_Base; - -class OSequenceOutputStream : public OSequenceOutputStream_Base -{ -protected: - ::com::sun::star::uno::Sequence< sal_Int8 >& m_rSequence; - double m_nResizeFactor; - sal_Int32 m_nMinimumResize; - sal_Int32 m_nMaximumResize; - sal_Int32 m_nSize; - // the size of the virtual stream. This is not the size of the sequence, but the number of bytes written - // into the stream at a given moment. - - sal_Bool m_bConnected; - // closeOutput has been called ? - - ::osl::Mutex m_aMutex; - -protected: - ~OSequenceOutputStream() { if (m_bConnected) closeOutput(); } - -public: - /** constructs the object. Everything written into the stream through the XOutputStream methods will be forwarded - to the sequence, reallocating it if neccessary. Writing will start at offset 0 within the sequence. - @param _rSeq a reference to the sequence which will be used for output. - The caller is responsible for taking care of the lifetime of the stream - object and the sequence. If you're in doubt about this, use <code>closeOutput</code> - before destroying the sequence - @param _nResizeFactor the factor which is used for resizing the sequence when neccessary. In every - resize step, the new sequence size will be calculated by multiplying the current - size with this factor, rounded off to the next multiple of 4. - @param _nMinimumResize the minmal number of bytes which is additionally allocated on resizing - @param _nMaximumResize as the growth of the stream size is exponential, you may want to specify a - maxmimum amount of memory which the sequence will grow by. If -1 is used, - no limit is applied - @see closeOutput - */ - OSequenceOutputStream( - ::com::sun::star::uno::Sequence< sal_Int8 >& _rSeq, - double _nResizeFactor = 1.3, - sal_Int32 _nMinimumResize = 128, - sal_Int32 _nMaximumResize = -1 - ); - - /// same as XOutputStream::writeBytes (as expected :) - virtual void SAL_CALL writeBytes( const ::com::sun::star::uno::Sequence< sal_Int8 >& aData ) throw(::com::sun::star::io::NotConnectedException, ::com::sun::star::io::BufferSizeExceededException, ::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException); - /// this is a dummy in this implementation, no buffering is used - virtual void SAL_CALL flush( ) throw(::com::sun::star::io::NotConnectedException, ::com::sun::star::io::BufferSizeExceededException, ::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException); - /** closes the output stream. In the case of this class, this means that the sequence used for writing is - resized to the really used size and not used any further, every subsequent call to one of the XOutputStream - methods will throw a <code>NotConnectedException</code>. - */ - virtual void SAL_CALL closeOutput( ) throw(::com::sun::star::io::NotConnectedException, ::com::sun::star::io::BufferSizeExceededException, ::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException); -}; - -} // namespace comphelper - -#endif //_COMPHELPER_SEQSTREAM_HXX - - -/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |