130 lines
4.2 KiB
C++
130 lines
4.2 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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#include <com/sun/star/ucb/SimpleFileAccess.hpp>
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#include "selfterminatefilestream.hxx"
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#include <comphelper/processfactory.hxx>
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using namespace ::com::sun::star;
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OSelfTerminateFileStream::OSelfTerminateFileStream( const uno::Reference< uno::XComponentContext > xContext, const OUString& aURL )
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: m_aURL( aURL )
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{
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uno::Reference< uno::XComponentContext > xOwnContext = xContext;
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if ( !xOwnContext.is() )
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xOwnContext.set( ::comphelper::getProcessComponentContext(), uno::UNO_SET_THROW );
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// IMPORTANT: The implementation is based on idea that m_xFileAccess, m_xInputStream and m_xSeekable are always set
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// otherwise an exception is thrown in constructor
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m_xFileAccess.set( ucb::SimpleFileAccess::create(xOwnContext) );
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m_xInputStream.set( m_xFileAccess->openFileRead( aURL ), uno::UNO_SET_THROW );
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m_xSeekable.set( m_xInputStream, uno::UNO_QUERY_THROW );
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}
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OSelfTerminateFileStream::~OSelfTerminateFileStream()
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{
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CloseStreamDeleteFile();
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}
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void OSelfTerminateFileStream::CloseStreamDeleteFile()
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{
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try
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{
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m_xInputStream->closeInput();
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}
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catch( uno::Exception& )
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{}
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try
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{
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m_xFileAccess->kill( m_aURL );
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}
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catch( uno::Exception& )
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{}
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}
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sal_Int32 SAL_CALL OSelfTerminateFileStream::readBytes( uno::Sequence< sal_Int8 >& aData, sal_Int32 nBytesToRead )
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throw ( io::NotConnectedException,
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io::BufferSizeExceededException,
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io::IOException,
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uno::RuntimeException, std::exception )
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{
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return m_xInputStream->readBytes( aData, nBytesToRead );
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}
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sal_Int32 SAL_CALL OSelfTerminateFileStream::readSomeBytes( uno::Sequence< sal_Int8 >& aData, sal_Int32 nMaxBytesToRead )
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throw ( io::NotConnectedException,
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io::BufferSizeExceededException,
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io::IOException,
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uno::RuntimeException, std::exception )
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{
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return m_xInputStream->readSomeBytes( aData, nMaxBytesToRead );
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}
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void SAL_CALL OSelfTerminateFileStream::skipBytes( sal_Int32 nBytesToSkip )
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throw ( io::NotConnectedException,
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io::BufferSizeExceededException,
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io::IOException,
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uno::RuntimeException, std::exception )
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{
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return m_xInputStream->skipBytes( nBytesToSkip );
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}
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sal_Int32 SAL_CALL OSelfTerminateFileStream::available( )
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throw ( io::NotConnectedException,
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io::IOException,
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uno::RuntimeException, std::exception )
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{
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return m_xInputStream->available();
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}
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void SAL_CALL OSelfTerminateFileStream::closeInput( )
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throw ( io::NotConnectedException,
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io::IOException,
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uno::RuntimeException, std::exception )
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{
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CloseStreamDeleteFile();
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}
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void SAL_CALL OSelfTerminateFileStream::seek( sal_Int64 location )
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throw ( lang::IllegalArgumentException,
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io::IOException,
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uno::RuntimeException, std::exception )
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{
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m_xSeekable->seek( location );
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}
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sal_Int64 SAL_CALL OSelfTerminateFileStream::getPosition()
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throw ( io::IOException,
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uno::RuntimeException, std::exception)
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{
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return m_xSeekable->getPosition();
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}
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sal_Int64 SAL_CALL OSelfTerminateFileStream::getLength()
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throw ( io::IOException,
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uno::RuntimeException, std::exception )
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{
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return m_xSeekable->getLength();
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}
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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