b9337e22ce
see https://gerrit.libreoffice.org/#/c/3367/ and Change-Id: I00c96fa77d04b33a6f8c8cd3490dfcd9bdc9e84a for details Change-Id: I199a75bc4042af20817265d5ef85b1134a96ff5a
77 lines
4.3 KiB
C++
77 lines
4.3 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#ifndef _COMPHELPER_STREAM_SEEKABLEINPUT_HXX_
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#define _COMPHELPER_STREAM_SEEKABLEINPUT_HXX_
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#include <osl/mutex.hxx>
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#include <com/sun/star/uno/Reference.hxx>
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#include <com/sun/star/uno/XComponentContext.hpp>
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#include <com/sun/star/io/XInputStream.hpp>
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#include <com/sun/star/io/XSeekable.hpp>
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#include <cppuhelper/implbase2.hxx>
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#include "comphelper/comphelperdllapi.h"
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namespace comphelper
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{
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class COMPHELPER_DLLPUBLIC OSeekableInputWrapper : public ::cppu::WeakImplHelper2< ::com::sun::star::io::XInputStream,
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::com::sun::star::io::XSeekable >
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{
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::osl::Mutex m_aMutex;
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::com::sun::star::uno::Reference< ::com::sun::star::uno::XComponentContext > m_xContext;
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::com::sun::star::uno::Reference< ::com::sun::star::io::XInputStream > m_xOriginalStream;
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::com::sun::star::uno::Reference< ::com::sun::star::io::XInputStream > m_xCopyInput;
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::com::sun::star::uno::Reference< ::com::sun::star::io::XSeekable > m_xCopySeek;
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private:
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COMPHELPER_DLLPRIVATE void PrepareCopy_Impl();
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public:
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OSeekableInputWrapper(
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const ::com::sun::star::uno::Reference< ::com::sun::star::io::XInputStream >& xInStream,
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const ::com::sun::star::uno::Reference< ::com::sun::star::uno::XComponentContext >& rxContext );
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virtual ~OSeekableInputWrapper();
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static ::com::sun::star::uno::Reference< ::com::sun::star::io::XInputStream > CheckSeekableCanWrap(
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const ::com::sun::star::uno::Reference< ::com::sun::star::io::XInputStream >& xInStream,
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const ::com::sun::star::uno::Reference< ::com::sun::star::uno::XComponentContext >& rxContext );
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// XInputStream
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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);
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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);
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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);
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virtual sal_Int32 SAL_CALL available() throw (::com::sun::star::io::NotConnectedException, ::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException);
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virtual void SAL_CALL closeInput() throw (::com::sun::star::io::NotConnectedException, ::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException);
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// XSeekable
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virtual void SAL_CALL seek( sal_Int64 location ) throw (::com::sun::star::lang::IllegalArgumentException, ::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException);
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virtual sal_Int64 SAL_CALL getPosition() throw (::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException);
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virtual sal_Int64 SAL_CALL getLength() throw (::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException);
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};
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} // namespace comphelper
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#endif
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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