diff options
Diffstat (limited to 'comphelper/source/streaming/otransactedfilestream.cxx')
| -rw-r--r-- | comphelper/source/streaming/otransactedfilestream.cxx | 826 |
1 files changed, 0 insertions, 826 deletions
diff --git a/comphelper/source/streaming/otransactedfilestream.cxx b/comphelper/source/streaming/otransactedfilestream.cxx deleted file mode 100644 index 9bcfac5fb66b..000000000000 --- a/comphelper/source/streaming/otransactedfilestream.cxx +++ /dev/null @@ -1,826 +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. - * - ************************************************************************/ - -// MARKER(update_precomp.py): autogen include statement, do not remove -#include "precompiled_comphelper.hxx" -#include <osl/diagnose.h> -#include <com/sun/star/beans/PropertyAttribute.hpp> -#include <com/sun/star/io/XAsyncOutputMonitor.hpp> -#include <com/sun/star/embed/UseBackupException.hpp> - -#include <comphelper/otransactedfilestream.hxx> -#include <comphelper/storagehelper.hxx> -#include <cppuhelper/implbase1.hxx> - -using namespace ::com::sun::star; - -namespace comphelper -{ - -// ======================================================================== -class OTransactionHelper : public ::cppu::WeakImplHelper1 < embed::XTransactedObject > -{ - OTruncatedTransactedFileStream* m_pFileStream; - uno::Reference< io::XStream > m_xStreamHolder; - -public: - OTransactionHelper( OTruncatedTransactedFileStream* pStream ) - : m_pFileStream( pStream ) - { - m_xStreamHolder = static_cast< io::XStream* >( pStream ); - if ( !m_xStreamHolder.is() ) - throw uno::RuntimeException(); - } - - virtual void SAL_CALL commit( ) throw (io::IOException, lang::WrappedTargetException, uno::RuntimeException); - virtual void SAL_CALL revert( ) throw (io::IOException, lang::WrappedTargetException, uno::RuntimeException); -}; - -// ------------------------------------------------------------------------ -void SAL_CALL OTransactionHelper::commit( ) throw (io::IOException, lang::WrappedTargetException, uno::RuntimeException) -{ - m_pFileStream->Commit_Impl(); -} - -// ------------------------------------------------------------------------ -void SAL_CALL OTransactionHelper::revert( ) throw (io::IOException, lang::WrappedTargetException, uno::RuntimeException) -{ - m_pFileStream->Revert_Impl(); -} - -// ======================================================================== -struct TTFileStreamData_Impl -{ - uno::Reference< ucb::XSimpleFileAccess > m_xFileAccess; - sal_Bool m_bDelete; - ::rtl::OUString m_aURL; - - // the streams below are not visible from outside so there is no need to remember position - - // original stream related members - uno::Reference< io::XStream > m_xOrigStream; - uno::Reference< io::XTruncate > m_xOrigTruncate; - uno::Reference< io::XSeekable > m_xOrigSeekable; - uno::Reference< io::XInputStream > m_xOrigInStream; - uno::Reference< io::XOutputStream > m_xOrigOutStream; - - // temporary stream related members - uno::Reference< io::XStream > m_xTempStream; - uno::Reference< io::XTruncate > m_xTempTruncate; - uno::Reference< io::XSeekable > m_xTempSeekable; - uno::Reference< io::XInputStream > m_xTempInStream; - uno::Reference< io::XOutputStream > m_xTempOutStream; - - sal_Bool m_bInOpen; - sal_Bool m_bOutOpen; - - sal_Bool m_bTransacted; - - - TTFileStreamData_Impl( - const uno::Reference< ucb::XSimpleFileAccess >& xFileAccess, - sal_Bool bDelete, - const ::rtl::OUString& aURL, - const uno::Reference< io::XStream >& xOrigStream, - const uno::Reference< io::XTruncate >& xOrigTruncate, - const uno::Reference< io::XSeekable >& xOrigSeekable, - const uno::Reference< io::XInputStream >& xOrigInStream, - const uno::Reference< io::XOutputStream >& xOrigOutStream, - const uno::Reference< io::XStream >& xTempStream, - const uno::Reference< io::XTruncate >& xTempTruncate, - const uno::Reference< io::XSeekable >& xTempSeekable, - const uno::Reference< io::XInputStream >& xTempInStream, - const uno::Reference< io::XOutputStream >& xTempOutStream ) - : m_xFileAccess( xFileAccess ) - , m_bDelete( bDelete ) - , m_aURL( aURL ) - , m_xOrigStream( xOrigStream ) - , m_xOrigTruncate( xOrigTruncate ) - , m_xOrigSeekable( xOrigSeekable ) - , m_xOrigInStream( xOrigInStream ) - , m_xOrigOutStream( xOrigOutStream ) - , m_xTempStream( xTempStream ) - , m_xTempTruncate( xTempTruncate ) - , m_xTempSeekable( xTempSeekable ) - , m_xTempInStream( xTempInStream ) - , m_xTempOutStream( xTempOutStream ) - , m_bInOpen( sal_False ) - , m_bOutOpen( sal_False ) - , m_bTransacted( sal_True ) - {} - - void NoTransaction() - { - m_bDelete = sal_False; - m_bTransacted = sal_False; - m_xTempStream = uno::Reference< io::XStream >(); - m_xTempTruncate = uno::Reference< io::XTruncate >(); - m_xTempSeekable = uno::Reference< io::XSeekable >(); - m_xTempInStream = uno::Reference< io::XInputStream >(); - m_xTempOutStream = uno::Reference< io::XOutputStream >(); - } - - void FreeOriginal() - { - m_bDelete = sal_False; - m_bTransacted = sal_False; - - m_xOrigStream = m_xTempStream; - m_xTempStream = uno::Reference< io::XStream >(); - - m_xOrigTruncate = m_xTempTruncate; - m_xTempTruncate = uno::Reference< io::XTruncate >(); - - m_xOrigSeekable = m_xTempSeekable; - m_xTempSeekable = uno::Reference< io::XSeekable >(); - - m_xOrigInStream = m_xTempInStream; - m_xTempInStream = uno::Reference< io::XInputStream >(); - - m_xOrigOutStream = m_xTempOutStream; - m_xTempOutStream = uno::Reference< io::XOutputStream >(); - } -}; - -// ======================================================================== -// ------------------------------------------------------------------------ -OTruncatedTransactedFileStream::OTruncatedTransactedFileStream( - const ::rtl::OUString& aURL, - const uno::Reference< lang::XMultiServiceFactory >& xFactory ) -: m_pStreamData( NULL ) -{ - uno::Reference< ucb::XSimpleFileAccess > xSimpleFileAccess( - xFactory->createInstance( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "com.sun.star.ucb.SimpleFileAccess" ) ) ), - uno::UNO_QUERY_THROW ); - - CommonInit_Impl( aURL, xSimpleFileAccess, xFactory, sal_False ); -} - -// ------------------------------------------------------------------------ -OTruncatedTransactedFileStream::OTruncatedTransactedFileStream( - const ::rtl::OUString& aURL, - const uno::Reference< ucb::XSimpleFileAccess >& xFileAccess, - const uno::Reference< lang::XMultiServiceFactory >& xFactory ) -: m_pStreamData( NULL ) -{ - CommonInit_Impl( aURL, xFileAccess, xFactory, sal_False ); -} - -// ------------------------------------------------------------------------ -OTruncatedTransactedFileStream::OTruncatedTransactedFileStream( - const ::rtl::OUString& aURL, - const uno::Reference< ucb::XSimpleFileAccess >& xFileAccess, - const uno::Reference< lang::XMultiServiceFactory >& xFactory, - sal_Bool bDeleteIfNotCommited ) -: m_pStreamData( NULL ) -{ - CommonInit_Impl( aURL, xFileAccess, xFactory, sal_True ); - if ( m_pStreamData ) - m_pStreamData->m_bDelete = bDeleteIfNotCommited; -} - -// ------------------------------------------------------------------------ -OTruncatedTransactedFileStream::~OTruncatedTransactedFileStream() -{ - CloseAll_Impl(); -} - -// ------------------------------------------------------------------------ -void OTruncatedTransactedFileStream::CloseAll_Impl() -{ - ::osl::MutexGuard aGuard( m_aMutex ); - - if ( m_pStreamData ) - { - sal_Bool bDelete = m_pStreamData->m_bDelete; - ::rtl::OUString aURL = m_pStreamData->m_aURL; - uno::Reference< ucb::XSimpleFileAccess > xFileAccess = m_pStreamData->m_xFileAccess; - - delete m_pStreamData; - m_pStreamData = NULL; - - if ( bDelete && xFileAccess.is() && aURL.getLength() ) - { - // delete the file - try - { - xFileAccess->kill( aURL ); - } catch( uno::Exception& ) - { - OSL_FAIL( "Could not remove the file!" ); - } - } - } -} - -// ------------------------------------------------------------------------ -void OTruncatedTransactedFileStream::CommonInit_Impl( - const ::rtl::OUString& aURL, - const uno::Reference< ucb::XSimpleFileAccess >& xFileAccess, - const uno::Reference< lang::XMultiServiceFactory >& xFactory, - sal_Bool bDeleteOptionIsProvided ) -{ - sal_Bool bDelete = sal_False; - if ( !bDeleteOptionIsProvided ) - bDelete = !xFileAccess->exists( aURL ); - - uno::Reference< io::XStream > xOrigStream = xFileAccess->openFileReadWrite( aURL ); - uno::Reference< io::XTruncate > xOrigTruncate( xOrigStream, uno::UNO_QUERY_THROW ); - uno::Reference< io::XSeekable > xOrigSeekable( xOrigStream, uno::UNO_QUERY_THROW ); - uno::Reference< io::XInputStream > xOrigInStream = xOrigStream->getInputStream(); - uno::Reference< io::XOutputStream > xOrigOutStream = xOrigStream->getOutputStream(); - if ( !xOrigInStream.is() || !xOrigOutStream.is() ) - throw uno::RuntimeException(); - - // temporary stream related members - uno::Reference< io::XStream > xTempStream( xFactory->createInstance( - ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "com.sun.star.io.TempFile" ) ) ), - uno::UNO_QUERY_THROW ); - uno::Reference< io::XTruncate > xTempTruncate( xTempStream, uno::UNO_QUERY_THROW ); - uno::Reference< io::XSeekable > xTempSeekable( xTempStream, uno::UNO_QUERY_THROW ); - uno::Reference< io::XInputStream > xTempInStream = xTempStream->getInputStream(); - uno::Reference< io::XOutputStream > xTempOutStream = xTempStream->getOutputStream(); - if ( !xTempInStream.is() || !xTempOutStream.is() ) - throw uno::RuntimeException(); - - m_pStreamData = new TTFileStreamData_Impl( xFileAccess, bDelete, aURL, - xOrigStream, xOrigTruncate, xOrigSeekable, xOrigInStream, xOrigOutStream, - xTempStream, xTempTruncate, xTempSeekable, xTempInStream, xTempOutStream ); -} - -// ------------------------------------------------------------------------ -void OTruncatedTransactedFileStream::Commit_Impl() -{ - ::osl::MutexGuard aGuard( m_aMutex ); - - if ( !m_pStreamData ) - throw io::NotConnectedException(); - - if ( m_pStreamData->m_bTransacted ) - { - sal_Int64 nPos = m_pStreamData->m_xTempSeekable->getPosition(); - m_pStreamData->m_xTempSeekable->seek( 0 ); - - // after the following step fails the information might be lost, throw an exception with URL of temporary file - try - { - m_pStreamData->m_xOrigTruncate->truncate(); - OStorageHelper::CopyInputToOutput( m_pStreamData->m_xTempInStream, m_pStreamData->m_xOrigOutStream ); - m_pStreamData->m_xOrigOutStream->flush(); - - // in case the stream is based on a file it will implement the following interface - // the call should be used to be sure that the contents are written to the file system - uno::Reference< io::XAsyncOutputMonitor > asyncOutputMonitor( m_pStreamData->m_xOrigOutStream, uno::UNO_QUERY ); - if ( asyncOutputMonitor.is() ) - asyncOutputMonitor->waitForCompletion(); - } - catch( uno::Exception& ) - { - ::rtl::OUString aTempURL; - try { - uno::Reference< beans::XPropertySet > xTempFile( m_pStreamData->m_xTempStream, uno::UNO_QUERY_THROW ); - uno::Any aUrl = xTempFile->getPropertyValue( ::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("Uri")) ); - aUrl >>= aTempURL; - xTempFile->setPropertyValue( ::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("RemoveFile")), - uno::makeAny( sal_False ) ); - - m_pStreamData->m_xTempSeekable->seek( nPos ); - } - catch( uno::Exception& ) - { - OSL_FAIL( "These calls are pretty simple, they should not fail!\n" ); - } - - m_pStreamData->FreeOriginal(); - - ::rtl::OUString aErrTxt( RTL_CONSTASCII_USTRINGPARAM ( "Writing file failed!" ) ); - embed::UseBackupException aException( aErrTxt, uno::Reference< uno::XInterface >(), aTempURL ); - throw lang::WrappedTargetException( aErrTxt, - static_cast < OWeakObject * > ( this ), - uno::makeAny ( aException ) ); - } - - m_pStreamData->m_xOrigSeekable->seek( nPos ); - m_pStreamData->NoTransaction(); - } - else - throw io::NotConnectedException(); -} - -// ------------------------------------------------------------------------ -void OTruncatedTransactedFileStream::Revert_Impl() -{ - ::osl::MutexGuard aGuard( m_aMutex ); - - if ( !m_pStreamData ) - throw io::NotConnectedException(); - - if ( m_pStreamData->m_bTransacted ) - m_pStreamData->m_xTempTruncate->truncate(); - else - throw io::NotConnectedException(); -} - -// com::sun::star::io::XStream -// ------------------------------------------------------------------------ -uno::Reference< io::XInputStream > SAL_CALL OTruncatedTransactedFileStream::getInputStream( ) - throw (uno::RuntimeException) -{ - ::osl::MutexGuard aGuard( m_aMutex ); - - if ( m_pStreamData ) - m_pStreamData->m_bInOpen = sal_True; - return static_cast< io::XInputStream* >( this ); -} - - -// ------------------------------------------------------------------------ -uno::Reference< io::XOutputStream > SAL_CALL OTruncatedTransactedFileStream::getOutputStream( ) - throw (uno::RuntimeException) -{ - ::osl::MutexGuard aGuard( m_aMutex ); - - if ( m_pStreamData ) - m_pStreamData->m_bOutOpen = sal_True; - return static_cast< io::XOutputStream* >( this ); -} - - - -// com::sun::star::io::XInputStream -// ------------------------------------------------------------------------ -::sal_Int32 SAL_CALL OTruncatedTransactedFileStream::readBytes( uno::Sequence< ::sal_Int8 >& aData, ::sal_Int32 nBytesToRead ) - throw (io::NotConnectedException, io::BufferSizeExceededException, io::IOException, uno::RuntimeException) -{ - ::osl::MutexGuard aGuard( m_aMutex ); - - if ( !m_pStreamData ) - throw io::NotConnectedException(); - - if ( m_pStreamData->m_bTransacted ) - { - // temporary stream data should be provided - if ( !m_pStreamData->m_xTempInStream.is() ) - throw uno::RuntimeException(); - - return m_pStreamData->m_xTempInStream->readBytes( aData, nBytesToRead ); - } - else - { - // the original stream data should be provided - if ( !m_pStreamData->m_xOrigInStream.is() ) - throw uno::RuntimeException(); - - return m_pStreamData->m_xOrigInStream->readBytes( aData, nBytesToRead ); - } -} - - -// ------------------------------------------------------------------------ -::sal_Int32 SAL_CALL OTruncatedTransactedFileStream::readSomeBytes( uno::Sequence< ::sal_Int8 >& aData, ::sal_Int32 nMaxBytesToRead ) - throw (io::NotConnectedException, io::BufferSizeExceededException, io::IOException, uno::RuntimeException) -{ - ::osl::MutexGuard aGuard( m_aMutex ); - - if ( !m_pStreamData ) - throw io::NotConnectedException(); - - if ( m_pStreamData->m_bTransacted ) - { - // temporary stream data should be provided - if ( !m_pStreamData->m_xTempInStream.is() ) - throw uno::RuntimeException(); - - return m_pStreamData->m_xTempInStream->readSomeBytes( aData, nMaxBytesToRead ); - } - else - { - // the original stream data should be provided - if ( !m_pStreamData->m_xOrigInStream.is() ) - throw uno::RuntimeException(); - - return m_pStreamData->m_xOrigInStream->readSomeBytes( aData, nMaxBytesToRead ); - } -} - -// ------------------------------------------------------------------------ -void SAL_CALL OTruncatedTransactedFileStream::skipBytes( ::sal_Int32 nBytesToSkip ) - throw (io::NotConnectedException, io::BufferSizeExceededException, io::IOException, uno::RuntimeException) -{ - ::osl::MutexGuard aGuard( m_aMutex ); - - if ( !m_pStreamData ) - throw io::NotConnectedException(); - - if ( m_pStreamData->m_bTransacted ) - { - // temporary stream data should be provided - if ( !m_pStreamData->m_xTempInStream.is() ) - throw uno::RuntimeException(); - - m_pStreamData->m_xTempInStream->skipBytes( nBytesToSkip ); - } - else - { - // the original stream data should be provided - if ( !m_pStreamData->m_xOrigInStream.is() ) - throw uno::RuntimeException(); - - m_pStreamData->m_xOrigInStream->skipBytes( nBytesToSkip ); - } -} - - -// ------------------------------------------------------------------------ -::sal_Int32 SAL_CALL OTruncatedTransactedFileStream::available( ) - throw (io::NotConnectedException, io::IOException, uno::RuntimeException) -{ - ::osl::MutexGuard aGuard( m_aMutex ); - - if ( !m_pStreamData ) - throw io::NotConnectedException(); - - if ( m_pStreamData->m_bTransacted ) - { - // temporary stream data should be provided - if ( !m_pStreamData->m_xTempInStream.is() ) - throw uno::RuntimeException(); - - return m_pStreamData->m_xTempInStream->available(); - } - else - { - // the original stream data should be provided - if ( !m_pStreamData->m_xOrigInStream.is() ) - throw uno::RuntimeException(); - - return m_pStreamData->m_xOrigInStream->available(); - } -} - - -// ------------------------------------------------------------------------ -void SAL_CALL OTruncatedTransactedFileStream::closeInput() - throw (io::NotConnectedException, io::IOException, uno::RuntimeException) -{ - ::osl::MutexGuard aGuard( m_aMutex ); - - if ( !m_pStreamData ) - throw io::NotConnectedException(); - - m_pStreamData->m_bInOpen = sal_False; - if ( !m_pStreamData->m_bOutOpen ) - CloseAll_Impl(); -} - - - -// com::sun::star::io::XOutputStream -// ------------------------------------------------------------------------ -void SAL_CALL OTruncatedTransactedFileStream::writeBytes( const uno::Sequence< ::sal_Int8 >& aData ) - throw (io::NotConnectedException, io::BufferSizeExceededException, io::IOException, uno::RuntimeException) -{ - ::osl::MutexGuard aGuard( m_aMutex ); - - if ( !m_pStreamData ) - throw io::NotConnectedException(); - - if ( m_pStreamData->m_bTransacted ) - { - // temporary stream data should be provided - if ( !m_pStreamData->m_xTempOutStream.is() ) - throw uno::RuntimeException(); - - m_pStreamData->m_xTempOutStream->writeBytes( aData ); - } - else - { - // the original stream data should be provided - if ( !m_pStreamData->m_xOrigOutStream.is() ) - throw uno::RuntimeException(); - - m_pStreamData->m_xOrigOutStream->writeBytes( aData ); - } -} - - -// ------------------------------------------------------------------------ -void SAL_CALL OTruncatedTransactedFileStream::flush( ) - throw (io::NotConnectedException, io::BufferSizeExceededException, io::IOException, uno::RuntimeException) -{ - ::osl::MutexGuard aGuard( m_aMutex ); - - if ( !m_pStreamData ) - { - OSL_FAIL( "flush() call on closed stream!\n" ); - return; - // in future throw exception, for now some code might call flush() on closed stream - // since file ucp implementation allows it - // throw io::NotConnectedException(); - } - - if ( m_pStreamData->m_bTransacted ) - { - // temporary stream data should be provided - if ( !m_pStreamData->m_xTempOutStream.is() ) - throw uno::RuntimeException(); - - m_pStreamData->m_xTempOutStream->flush(); - } - else - { - // the original stream data should be provided - if ( !m_pStreamData->m_xOrigOutStream.is() ) - throw uno::RuntimeException(); - - m_pStreamData->m_xOrigOutStream->flush(); - } -} - - -// ------------------------------------------------------------------------ -void SAL_CALL OTruncatedTransactedFileStream::closeOutput( ) - throw (io::NotConnectedException, io::BufferSizeExceededException, io::IOException, uno::RuntimeException) -{ - ::osl::MutexGuard aGuard( m_aMutex ); - - if ( !m_pStreamData ) - throw io::NotConnectedException(); - - m_pStreamData->m_bOutOpen = sal_False; - if ( !m_pStreamData->m_bInOpen ) - CloseAll_Impl(); -} - - - -// com::sun::star::io::XTruncate -// ------------------------------------------------------------------------ -void SAL_CALL OTruncatedTransactedFileStream::truncate( ) - throw (io::IOException, uno::RuntimeException) -{ - ::osl::MutexGuard aGuard( m_aMutex ); - - if ( !m_pStreamData ) - throw io::NotConnectedException(); - - if ( m_pStreamData->m_bTransacted ) - { - // temporary stream data should be provided - if ( !m_pStreamData->m_xTempTruncate.is() ) - throw uno::RuntimeException(); - - m_pStreamData->m_xTempTruncate->truncate(); - } - else - { - // the original stream data should be provided - if ( !m_pStreamData->m_xOrigTruncate.is() ) - throw uno::RuntimeException(); - - m_pStreamData->m_xOrigTruncate->truncate(); - } -} - - - -// com::sun::star::io::XSeekable -// ------------------------------------------------------------------------ -void SAL_CALL OTruncatedTransactedFileStream::seek( ::sal_Int64 location ) - throw (lang::IllegalArgumentException, io::IOException, uno::RuntimeException) -{ - ::osl::MutexGuard aGuard( m_aMutex ); - - if ( !m_pStreamData ) - throw io::NotConnectedException(); - - if ( m_pStreamData->m_bTransacted ) - { - // temporary stream data should be provided - if ( !m_pStreamData->m_xTempSeekable.is() ) - throw uno::RuntimeException(); - - m_pStreamData->m_xTempSeekable->seek( location ); - } - else - { - // the original stream data should be provided - if ( !m_pStreamData->m_xOrigSeekable.is() ) - throw uno::RuntimeException(); - - m_pStreamData->m_xOrigSeekable->seek( location ); - } -} - - -// ------------------------------------------------------------------------ -::sal_Int64 SAL_CALL OTruncatedTransactedFileStream::getPosition( ) - throw (io::IOException, uno::RuntimeException) -{ - ::osl::MutexGuard aGuard( m_aMutex ); - - if ( !m_pStreamData ) - throw io::NotConnectedException(); - - if ( m_pStreamData->m_bTransacted ) - { - // temporary stream data should be provided - if ( !m_pStreamData->m_xTempSeekable.is() ) - throw uno::RuntimeException(); - - return m_pStreamData->m_xTempSeekable->getPosition(); - } - else - { - // the original stream data should be provided - if ( !m_pStreamData->m_xOrigSeekable.is() ) - throw uno::RuntimeException(); - - return m_pStreamData->m_xOrigSeekable->getPosition(); - } -} - - -// ------------------------------------------------------------------------ -::sal_Int64 SAL_CALL OTruncatedTransactedFileStream::getLength( ) - throw (io::IOException, uno::RuntimeException) -{ - ::osl::MutexGuard aGuard( m_aMutex ); - - if ( !m_pStreamData ) - throw io::NotConnectedException(); - - if ( m_pStreamData->m_bTransacted ) - { - // temporary stream data should be provided - if ( !m_pStreamData->m_xTempSeekable.is() ) - throw uno::RuntimeException(); - - return m_pStreamData->m_xTempSeekable->getLength(); - } - else - { - // the original stream data should be provided - if ( !m_pStreamData->m_xOrigSeekable.is() ) - throw uno::RuntimeException(); - - return m_pStreamData->m_xOrigSeekable->getLength(); - } -} - -// com::sun::star::beans::XPropertySetInfo -// ------------------------------------------------------------------------ -uno::Sequence< beans::Property > SAL_CALL OTruncatedTransactedFileStream::getProperties() - throw (uno::RuntimeException) -{ - ::osl::MutexGuard aGuard( m_aMutex ); - - uno::Sequence< beans::Property > aProps( 1 ); - aProps[0].Name = ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "TransactionSupport" ) ); - aProps[0].Type = getCppuType( static_cast< uno::Reference< beans::XPropertySet >* >( NULL ) ); - aProps[0].Attributes = beans::PropertyAttribute::TRANSIENT | beans::PropertyAttribute::READONLY; - - return aProps; -} - - -// ------------------------------------------------------------------------ -beans::Property SAL_CALL OTruncatedTransactedFileStream::getPropertyByName( const ::rtl::OUString& aName ) - throw (beans::UnknownPropertyException, uno::RuntimeException) -{ - ::osl::MutexGuard aGuard( m_aMutex ); - - ::rtl::OUString aTransactionPropName( RTL_CONSTASCII_USTRINGPARAM( "TransactionSupport" ) ); - - if ( !aName.equals( aTransactionPropName ) ) - throw beans::UnknownPropertyException(); - - beans::Property aProp; - aProp.Name = ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "TransactionSupport" ) ); - aProp.Type = getCppuType( static_cast< uno::Reference< beans::XPropertySet >* >( NULL ) ); - aProp.Attributes = beans::PropertyAttribute::TRANSIENT | beans::PropertyAttribute::READONLY; - - return aProp; -} - - -// ------------------------------------------------------------------------ -::sal_Bool SAL_CALL OTruncatedTransactedFileStream::hasPropertyByName( const ::rtl::OUString& Name ) - throw (uno::RuntimeException) -{ - ::osl::MutexGuard aGuard( m_aMutex ); - - ::rtl::OUString aTransactionPropName( RTL_CONSTASCII_USTRINGPARAM( "TransactionSupport" ) ); - return ( Name.equals( aTransactionPropName ) ); -} - - - -// com::sun::star::beans::XPropertySet -// ------------------------------------------------------------------------ -uno::Reference< beans::XPropertySetInfo > SAL_CALL OTruncatedTransactedFileStream::getPropertySetInfo() - throw (uno::RuntimeException) -{ - ::osl::MutexGuard aGuard( m_aMutex ); - - return static_cast< beans::XPropertySetInfo* >( this ); -} - - -// ------------------------------------------------------------------------ -void SAL_CALL OTruncatedTransactedFileStream::setPropertyValue( const ::rtl::OUString& aPropertyName, const uno::Any& ) - throw (beans::UnknownPropertyException, beans::PropertyVetoException, lang::IllegalArgumentException, lang::WrappedTargetException, uno::RuntimeException) -{ - ::osl::MutexGuard aGuard( m_aMutex ); - - ::rtl::OUString aTransactionPropName( RTL_CONSTASCII_USTRINGPARAM( "TransactionSupport" ) ); - if ( aPropertyName.equals( aTransactionPropName ) ) - throw beans::PropertyVetoException(); - - throw beans::UnknownPropertyException(); -} - - -// ------------------------------------------------------------------------ -uno::Any SAL_CALL OTruncatedTransactedFileStream::getPropertyValue( const ::rtl::OUString& PropertyName ) - throw (beans::UnknownPropertyException, lang::WrappedTargetException, uno::RuntimeException) -{ - ::osl::MutexGuard aGuard( m_aMutex ); - - if ( !m_pStreamData ) - throw io::NotConnectedException(); - - ::rtl::OUString aTransactionPropName( RTL_CONSTASCII_USTRINGPARAM( "TransactionSupport" ) ); - if ( PropertyName.equals( aTransactionPropName ) ) - { - uno::Reference< embed::XTransactedObject > xObj; - if ( m_pStreamData->m_bTransacted ) - xObj = static_cast< embed::XTransactedObject* >( new OTransactionHelper( this ) ); - - return uno::makeAny( xObj ); - } - - throw beans::UnknownPropertyException(); -} - - -// ------------------------------------------------------------------------ -void SAL_CALL OTruncatedTransactedFileStream::addPropertyChangeListener( const ::rtl::OUString&, const uno::Reference< beans::XPropertyChangeListener >& ) - throw (beans::UnknownPropertyException, lang::WrappedTargetException, uno::RuntimeException) -{ - // not implemented -} - - -// ------------------------------------------------------------------------ -void SAL_CALL OTruncatedTransactedFileStream::removePropertyChangeListener( const ::rtl::OUString&, const uno::Reference< beans::XPropertyChangeListener >& ) - throw (beans::UnknownPropertyException, lang::WrappedTargetException, uno::RuntimeException) -{ - // not implemented -} - - -// ------------------------------------------------------------------------ -void SAL_CALL OTruncatedTransactedFileStream::addVetoableChangeListener( const ::rtl::OUString&, const uno::Reference< beans::XVetoableChangeListener >& ) - throw (beans::UnknownPropertyException, lang::WrappedTargetException, uno::RuntimeException) -{ - // not implemented -} - - -// ------------------------------------------------------------------------ -void SAL_CALL OTruncatedTransactedFileStream::removeVetoableChangeListener( const ::rtl::OUString&, const uno::Reference< beans::XVetoableChangeListener >& ) - throw (beans::UnknownPropertyException, lang::WrappedTargetException, uno::RuntimeException) -{ - // not implemented -} - - -} // namespace comphelper - -/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |