xref: /trunk/main/sot/source/unoolestorage/xolesimplestorage.cxx (revision 046d9d1f)

/**************************************************************
 *
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 *
 *************************************************************/



// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_sot.hxx"
#include <com/sun/star/lang/DisposedException.hpp>
#include <com/sun/star/io/XStream.hpp>
#include <com/sun/star/io/XInputStream.hpp>
#include <com/sun/star/io/XSeekable.hpp>
#include <com/sun/star/io/XTruncate.hpp>

#include <comphelper/storagehelper.hxx>

#include <unotools/ucbstreamhelper.hxx>

#include <cppuhelper/exc_hlp.hxx>

#include <sot/storinfo.hxx>

#include "xolesimplestorage.hxx"


using namespace ::com::sun::star;

const sal_Int32 nBytesCount = 32000;


// --------------------------------------------------------------------------------
OLESimpleStorage::OLESimpleStorage( uno::Reference< lang::XMultiServiceFactory > xFactory )
: m_bDisposed( sal_False )
, m_pStream( NULL )
, m_pStorage( NULL )
, m_pListenersContainer( NULL )
, m_xFactory( xFactory )
, m_bNoTemporaryCopy( sal_False )
{
	OSL_ENSURE( m_xFactory.is(), "No factory is provided on creation!\n" );
	if ( !m_xFactory.is() )
		throw uno::RuntimeException();
}

// --------------------------------------------------------------------------------
OLESimpleStorage::~OLESimpleStorage()
{
	try {
		m_refCount++;
		dispose();
	} catch( uno::Exception& )
	{}

	if ( m_pListenersContainer )
	{
		delete m_pListenersContainer;
		m_pListenersContainer = NULL;
	}
}

//-------------------------------------------------------------------------
uno::Sequence< ::rtl::OUString > SAL_CALL OLESimpleStorage::impl_staticGetSupportedServiceNames()
{
    uno::Sequence< ::rtl::OUString > aRet(1);
    aRet[0] = ::rtl::OUString::createFromAscii("com.sun.star.embed.OLESimpleStorage");
    return aRet;
}

//-------------------------------------------------------------------------
::rtl::OUString SAL_CALL OLESimpleStorage::impl_staticGetImplementationName()
{
    return ::rtl::OUString::createFromAscii("com.sun.star.comp.embed.OLESimpleStorage");
}

//-------------------------------------------------------------------------
uno::Reference< uno::XInterface > SAL_CALL OLESimpleStorage::impl_staticCreateSelfInstance(
			const uno::Reference< lang::XMultiServiceFactory >& xServiceManager )
{
	return uno::Reference< uno::XInterface >( *new OLESimpleStorage( xServiceManager ) );
}

//-------------------------------------------------------------------------
void OLESimpleStorage::UpdateOriginal_Impl()
{
	if ( !m_bNoTemporaryCopy )
	{
		uno::Reference< io::XSeekable > xSeek( m_xStream, uno::UNO_QUERY_THROW );
		xSeek->seek( 0 );

		uno::Reference< io::XSeekable > xTempSeek( m_xTempStream, uno::UNO_QUERY_THROW );
		sal_Int64 nPos = xTempSeek->getPosition();
		xTempSeek->seek( 0 );

		uno::Reference< io::XInputStream > xTempInp = m_xTempStream->getInputStream();
		uno::Reference< io::XOutputStream > xOutputStream = m_xStream->getOutputStream();
		if ( !xTempInp.is() || !xOutputStream.is() )
			throw uno::RuntimeException();

		uno::Reference< io::XTruncate > xTrunc( xOutputStream, uno::UNO_QUERY_THROW );
		xTrunc->truncate();

		::comphelper::OStorageHelper::CopyInputToOutput( xTempInp, xOutputStream );
		xOutputStream->flush();
		xTempSeek->seek( nPos );
	}
}

//-------------------------------------------------------------------------
void OLESimpleStorage::InsertInputStreamToStorage_Impl( BaseStorage* pStorage, ::rtl::OUString aName, const uno::Reference< io::XInputStream >& xInputStream )
	throw ( uno::Exception )
{
	if ( !pStorage || !aName.getLength() || !xInputStream.is() )
		throw uno::RuntimeException();

	if ( pStorage->IsContained( aName ) )
		throw container::ElementExistException(); // TODO:

	BaseStorageStream* pNewStream = pStorage->OpenStream( aName );
	if ( !pNewStream || pNewStream->GetError() || pStorage->GetError() )
	{
		if ( pNewStream )
			DELETEZ( pNewStream );
		pStorage->ResetError();
		throw io::IOException(); // TODO
	}

	try
	{
		uno::Sequence< sal_Int8 > aData( nBytesCount );
		sal_Int32 nRead = 0;
		do
		{
			nRead = xInputStream->readBytes( aData, nBytesCount );
			if ( nRead < nBytesCount )
				aData.realloc( nRead );

			sal_Int32 nWritten = pNewStream->Write( aData.getArray(), nRead );
			if ( nWritten < nRead )
				throw io::IOException();
		} while( nRead == nBytesCount );
	}
	catch( uno::Exception& )
	{
		DELETEZ( pNewStream );
		pStorage->Remove( aName );

		throw;
	}

	DELETEZ( pNewStream );
}

//-------------------------------------------------------------------------
void OLESimpleStorage::InsertNameAccessToStorage_Impl( BaseStorage* pStorage, ::rtl::OUString aName, const uno::Reference< container::XNameAccess >& xNameAccess )
	throw ( uno::Exception )
{
	if ( !pStorage || !aName.getLength() || !xNameAccess.is() )
		throw uno::RuntimeException();

	if ( pStorage->IsContained( aName ) )
		throw container::ElementExistException(); // TODO:

	BaseStorage* pNewStorage = pStorage->OpenStorage( aName );
	if ( !pNewStorage || pNewStorage->GetError() || pStorage->GetError() )
	{
		if ( pNewStorage )
			DELETEZ( pNewStorage );
		pStorage->ResetError();
		throw io::IOException(); // TODO
	}

	try
	{
		uno::Sequence< ::rtl::OUString > aElements = xNameAccess->getElementNames();
		for ( sal_Int32 nInd = 0; nInd < aElements.getLength(); nInd++ )
		{
			uno::Reference< io::XInputStream > xInputStream;
			uno::Reference< container::XNameAccess > xSubNameAccess;
			uno::Any aAny = xNameAccess->getByName( aElements[nInd] );
			if ( aAny >>= xInputStream )
				InsertInputStreamToStorage_Impl( pNewStorage, aElements[nInd], xInputStream );
			else if ( aAny >>= xSubNameAccess )
				InsertNameAccessToStorage_Impl( pNewStorage, aElements[nInd], xSubNameAccess );
		}
	}
	catch( uno::Exception& )
	{
		DELETEZ( pNewStorage );
		pStorage->Remove( aName );

		throw;
	}

	DELETEZ( pNewStorage );
}

//____________________________________________________________________________________________________
//	XInitialization
//____________________________________________________________________________________________________

void SAL_CALL OLESimpleStorage::initialize( const uno::Sequence< uno::Any >& aArguments )
		throw ( uno::Exception,
				uno::RuntimeException)
{
	if ( m_pStream || m_pStorage )
		throw io::IOException(); // TODO: already initilized

	sal_Int32 nArgNum = aArguments.getLength();
	OSL_ENSURE( nArgNum >= 1 && nArgNum <= 2, "Wrong parameter number" );

	if ( nArgNum < 1 || nArgNum > 2 )
		throw lang::IllegalArgumentException(); // TODO:

	uno::Reference< io::XStream > xStream;
	uno::Reference< io::XInputStream > xInputStream;
	if ( !( aArguments[0] >>= xStream ) && !( aArguments[0] >>= xInputStream ) )
		throw lang::IllegalArgumentException(); // TODO:

	if ( nArgNum == 2 )
	{
		if ( !( aArguments[1] >>= m_bNoTemporaryCopy ) )
			throw lang::IllegalArgumentException(); // TODO:
	}

	if ( m_bNoTemporaryCopy )
	{
		// TODO: ???
		// If the temporary stream is not created, the original stream must be wrapped
		// since SvStream wrapper closes the stream is owns
		if ( xInputStream.is() )
		{
			// the stream must be seekable for direct access
			uno::Reference< io::XSeekable > xSeek( xInputStream, uno::UNO_QUERY_THROW );
			m_pStream = ::utl::UcbStreamHelper::CreateStream( xInputStream, sal_False );
		}
		else if ( xStream.is() )
		{
			// the stream must be seekable for direct access
			uno::Reference< io::XSeekable > xSeek( xStream, uno::UNO_QUERY_THROW );
			m_pStream = ::utl::UcbStreamHelper::CreateStream( xStream, sal_False );
		}
		else
			throw lang::IllegalArgumentException(); // TODO:
	}
	else
	{
		uno::Reference < io::XStream > xTempFile(
				m_xFactory->createInstance( ::rtl::OUString::createFromAscii( "com.sun.star.io.TempFile" ) ),
				uno::UNO_QUERY_THROW );
		uno::Reference < io::XSeekable > xTempSeek( xTempFile, uno::UNO_QUERY_THROW );
		uno::Reference< io::XOutputStream > xTempOut = xTempFile->getOutputStream();
		if ( !xTempOut.is() )
			throw uno::RuntimeException();

		if ( xInputStream.is() )
		{
			try
			{
				uno::Reference< io::XSeekable > xSeek( xInputStream, uno::UNO_QUERY_THROW );
				xSeek->seek( 0 );
			}
			catch( uno::Exception& )
			{}

			::comphelper::OStorageHelper::CopyInputToOutput( xInputStream, xTempOut );
			xTempOut->closeOutput();
			xTempSeek->seek( 0 );
			uno::Reference< io::XInputStream > xTempInput = xTempFile->getInputStream();
			m_pStream = ::utl::UcbStreamHelper::CreateStream( xTempInput, sal_False );
		}
		else if ( xStream.is() )
		{
			// not sure that the storage flashes the stream on commit
			m_xStream = xStream;
			m_xTempStream = xTempFile;

			uno::Reference< io::XSeekable > xSeek( xStream, uno::UNO_QUERY_THROW );
			xSeek->seek( 0 );
			uno::Reference< io::XInputStream > xInpStream = xStream->getInputStream();
			if ( !xInpStream.is() || !xStream->getOutputStream().is() )
				throw uno::RuntimeException();

			::comphelper::OStorageHelper::CopyInputToOutput( xInpStream, xTempOut );
			xTempOut->flush();
			xTempSeek->seek( 0 );

			m_pStream = ::utl::UcbStreamHelper::CreateStream( xTempFile, sal_False );
		}
		else
			throw lang::IllegalArgumentException(); // TODO:
	}

	if ( !m_pStream || m_pStream->GetError() )
		throw io::IOException(); // TODO

	m_pStorage = new Storage( *m_pStream, sal_False );
}


//____________________________________________________________________________________________________
//	XNameContainer
//____________________________________________________________________________________________________

// --------------------------------------------------------------------------------
void SAL_CALL OLESimpleStorage::insertByName( const ::rtl::OUString& aName, const uno::Any& aElement )
		throw ( lang::IllegalArgumentException,
				container::ElementExistException,
				lang::WrappedTargetException,
				uno::RuntimeException)
{
	::osl::MutexGuard aGuard( m_aMutex );

	if ( m_bDisposed )
		throw lang::DisposedException();

	  if ( !m_pStorage )
		throw uno::RuntimeException();

	uno::Reference< io::XStream > xStream;
	uno::Reference< io::XInputStream > xInputStream;
	uno::Reference< container::XNameAccess > xNameAccess;

	try
	{
		if ( !m_bNoTemporaryCopy && !m_xStream.is() )
			throw io::IOException(); // TODO

		if ( aElement >>= xStream )
			xInputStream = xStream->getInputStream();
		else if ( !( aElement >>= xInputStream ) && !( aElement >>= xNameAccess ) )
			throw lang::IllegalArgumentException(); // TODO:

		if ( xInputStream.is() )
			InsertInputStreamToStorage_Impl( m_pStorage, aName, xInputStream );
		else if ( xNameAccess.is() )
			InsertNameAccessToStorage_Impl( m_pStorage, aName, xNameAccess );
		else
			throw uno::RuntimeException();
	}
	catch( uno::RuntimeException& )
	{
		throw;
	}
	catch( container::ElementExistException& )
	{
		throw;
	}
	catch( uno::Exception& e )
	{
		throw lang::WrappedTargetException( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "Insert has failed!" ) ),
											uno::Reference< uno::XInterface >(),
											uno::makeAny( e ) );
	}
}

// --------------------------------------------------------------------------------
void SAL_CALL OLESimpleStorage::removeByName( const ::rtl::OUString& aName )
		throw ( container::NoSuchElementException,
				lang::WrappedTargetException,
				uno::RuntimeException)
{
	::osl::MutexGuard aGuard( m_aMutex );

	if ( m_bDisposed )
		throw lang::DisposedException();

	  if ( !m_pStorage )
		throw uno::RuntimeException();

	if ( !m_bNoTemporaryCopy && !m_xStream.is() )
		throw lang::WrappedTargetException(); // io::IOException(); // TODO

	if ( !m_pStorage->IsContained( aName ) )
		throw container::NoSuchElementException(); // TODO:

	m_pStorage->Remove( aName );

	if ( m_pStorage->GetError() )
	{
		m_pStorage->ResetError();
		throw lang::WrappedTargetException(); // io::IOException(); // TODO
	}
}

// --------------------------------------------------------------------------------
void SAL_CALL OLESimpleStorage::replaceByName( const ::rtl::OUString& aName, const uno::Any& aElement )
		throw ( lang::IllegalArgumentException,
				container::NoSuchElementException,
				lang::WrappedTargetException,
				uno::RuntimeException)
{
	::osl::MutexGuard aGuard( m_aMutex );

	if ( m_bDisposed )
		throw lang::DisposedException();

	removeByName( aName );

	try
	{
		insertByName( aName, aElement );
	}
	catch( container::ElementExistException& )
	{
	   	uno::Any aCaught( ::cppu::getCaughtException() );

		throw lang::WrappedTargetException( ::rtl::OUString::createFromAscii( "Can't copy raw stream" ),
											uno::Reference< uno::XInterface >(),
											aCaught );
	}
}

// --------------------------------------------------------------------------------
uno::Any SAL_CALL OLESimpleStorage::getByName( const ::rtl::OUString& aName )
		throw ( container::NoSuchElementException,
				lang::WrappedTargetException,
				uno::RuntimeException )
{
	::osl::MutexGuard aGuard( m_aMutex );

	if ( m_bDisposed )
		throw lang::DisposedException();

	  if ( !m_pStorage )
		throw uno::RuntimeException();

	if ( !m_pStorage->IsContained( aName ) )
		throw container::NoSuchElementException(); // TODO:

	uno::Any aResult;

	uno::Reference< io::XStream > xTempFile(
		m_xFactory->createInstance( ::rtl::OUString::createFromAscii( "com.sun.star.io.TempFile" ) ),
		uno::UNO_QUERY );
	uno::Reference< io::XSeekable > xSeekable( xTempFile, uno::UNO_QUERY_THROW );
	uno::Reference< io::XOutputStream > xOutputStream = xTempFile->getOutputStream();
	uno::Reference< io::XInputStream > xInputStream = xTempFile->getInputStream();
	if ( !xOutputStream.is() || !xInputStream.is() )
		throw uno::RuntimeException();

	if ( m_pStorage->IsStorage( aName ) )
	{
		BaseStorage* pStrg = m_pStorage->OpenStorage( aName );
		m_pStorage->ResetError();
		if ( !pStrg )
			throw io::IOException();

		SvStream* pStream = ::utl::UcbStreamHelper::CreateStream( xTempFile, sal_False ); // do not close the original stream
		if ( !pStream )
			throw uno::RuntimeException();

		BaseStorage* pNewStor = new Storage( *pStream, sal_False );
		sal_Bool bSuccess =
			( pStrg->CopyTo( pNewStor ) && pNewStor->Commit() && !pNewStor->GetError() && !pStrg->GetError() );

		DELETEZ( pNewStor );
		DELETEZ( pStrg );
		DELETEZ( pStream );

		if ( !bSuccess )
			throw uno::RuntimeException();

		uno::Sequence< uno::Any > aArgs( 2 );
		aArgs[0] <<= xInputStream; // allow readonly access only
		aArgs[1] <<= (sal_Bool)sal_True; // do not create copy

		uno::Reference< container::XNameContainer > xResultNameContainer(
			m_xFactory->createInstanceWithArguments(
					::rtl::OUString::createFromAscii( "com.sun.star.embed.OLESimpleStorage" ),
					aArgs ),
			uno::UNO_QUERY_THROW );

		aResult <<= xResultNameContainer;
	}
	else
	{
		BaseStorageStream* pStream = m_pStorage->OpenStream( aName, STREAM_READ | STREAM_SHARE_DENYALL | STREAM_NOCREATE );
		if ( !pStream || pStream->GetError() || m_pStorage->GetError() )
		{
			m_pStorage->ResetError();
			DELETEZ( pStream );
			throw io::IOException(); // TODO
		}

		try
		{
			uno::Sequence< sal_Int8 > aData( nBytesCount );
			sal_Int32 nSize = nBytesCount;
			sal_Int32 nRead = 0;
			while( 0 != ( nRead = pStream->Read( aData.getArray(), nSize ) ) )
			{
				if ( nRead < nSize )
				{
					nSize = nRead;
					aData.realloc( nSize );
				}

				xOutputStream->writeBytes( aData );
			}

			if ( pStream->GetError() )
				throw io::IOException(); // TODO

			xOutputStream->closeOutput();
			xSeekable->seek( 0 );
		}
		catch( uno::RuntimeException& )
		{
			DELETEZ( pStream );
			throw;
		}
		catch( uno::Exception& )
		{
			DELETEZ( pStream );
			throw lang::WrappedTargetException(); // TODO:
		}

		DELETEZ( pStream );

		aResult <<= xInputStream;
	}

	return aResult;
}

// --------------------------------------------------------------------------------
uno::Sequence< ::rtl::OUString > SAL_CALL OLESimpleStorage::getElementNames()
		throw ( uno::RuntimeException )
{
	::osl::MutexGuard aGuard( m_aMutex );

	if ( m_bDisposed )
		throw lang::DisposedException();

	  if ( !m_pStorage )
		throw uno::RuntimeException();

	SvStorageInfoList aList;
	m_pStorage->FillInfoList( &aList );

	if ( m_pStorage->GetError() )
	{
		m_pStorage->ResetError();
		throw uno::RuntimeException(); // TODO:
	}

	uno::Sequence< ::rtl::OUString > aSeq( aList.Count() );
	for ( sal_uInt32 nInd = 0; nInd < aList.Count(); nInd++ )
		aSeq[nInd] = aList[nInd].GetName();

	return aSeq;
}

// --------------------------------------------------------------------------------
sal_Bool SAL_CALL OLESimpleStorage::hasByName( const ::rtl::OUString& aName )
		throw ( uno::RuntimeException )
{
	::osl::MutexGuard aGuard( m_aMutex );

	if ( m_bDisposed )
		throw lang::DisposedException();

	 if ( !m_pStorage )
		throw uno::RuntimeException();

	sal_Bool bResult = m_pStorage->IsContained( aName );

	if ( m_pStorage->GetError() )
	{
		m_pStorage->ResetError();
		throw uno::RuntimeException(); // TODO:
	}

	return bResult;
}

// --------------------------------------------------------------------------------
uno::Type SAL_CALL OLESimpleStorage::getElementType()
		throw ( uno::RuntimeException )
{
	::osl::MutexGuard aGuard( m_aMutex );

	if ( m_bDisposed )
		throw lang::DisposedException();

	return getCppuType( (const uno::Reference< io::XInputStream >*)NULL );
}

// --------------------------------------------------------------------------------
sal_Bool SAL_CALL OLESimpleStorage::hasElements()
		throw ( uno::RuntimeException )
{
	::osl::MutexGuard aGuard( m_aMutex );

	if ( m_bDisposed )
		throw lang::DisposedException();

	  if ( !m_pStorage )
		throw uno::RuntimeException();

	SvStorageInfoList aList;
	m_pStorage->FillInfoList( &aList );

	if ( m_pStorage->GetError() )
	{
		m_pStorage->ResetError();
		throw uno::RuntimeException(); // TODO:
	}

	return ( aList.Count() != 0 );
}

//____________________________________________________________________________________________________
//	XComponent
//____________________________________________________________________________________________________

// --------------------------------------------------------------------------------
void SAL_CALL OLESimpleStorage::dispose()
		throw ( uno::RuntimeException )
{
	::osl::MutexGuard aGuard( m_aMutex );

	if ( m_bDisposed )
		throw lang::DisposedException();

	if ( m_pListenersContainer )
	{
   		lang::EventObject aSource( static_cast< ::cppu::OWeakObject* >(this) );
		m_pListenersContainer->disposeAndClear( aSource );
	}

	DELETEZ( m_pStorage );
	DELETEZ( m_pStream );

	m_xStream = uno::Reference< io::XStream >();
	m_xTempStream = uno::Reference< io::XStream >();

	m_bDisposed = sal_True;
}

// --------------------------------------------------------------------------------
void SAL_CALL OLESimpleStorage::addEventListener(
			const uno::Reference< lang::XEventListener >& xListener )
		throw ( uno::RuntimeException )
{
	::osl::MutexGuard aGuard( m_aMutex );

	if ( m_bDisposed )
		throw lang::DisposedException();

	if ( !m_pListenersContainer )
		m_pListenersContainer = new ::cppu::OInterfaceContainerHelper( m_aMutex );

	m_pListenersContainer->addInterface( xListener );
}

// --------------------------------------------------------------------------------
void SAL_CALL OLESimpleStorage::removeEventListener(
			const uno::Reference< lang::XEventListener >& xListener )
		throw ( uno::RuntimeException )
{
	::osl::MutexGuard aGuard( m_aMutex );

	if ( m_bDisposed )
		throw lang::DisposedException();

	if ( m_pListenersContainer )
		m_pListenersContainer->removeInterface( xListener );
}

//____________________________________________________________________________________________________
//	XTransactedObject
//____________________________________________________________________________________________________

// --------------------------------------------------------------------------------
void SAL_CALL OLESimpleStorage::commit()
		throw ( ::com::sun::star::io::IOException,
				::com::sun::star::lang::WrappedTargetException,
				::com::sun::star::uno::RuntimeException )
{
	::osl::MutexGuard aGuard( m_aMutex );

	if ( m_bDisposed )
		throw lang::DisposedException();

	 if ( !m_pStorage )
		throw uno::RuntimeException();

	if ( !m_bNoTemporaryCopy && !m_xStream.is() )
		throw io::IOException(); // TODO

	if ( !m_pStorage->Commit() || m_pStorage->GetError() )
	{
		m_pStorage->ResetError();
		throw io::IOException(); // TODO
	}

	UpdateOriginal_Impl();
}

// --------------------------------------------------------------------------------
void SAL_CALL OLESimpleStorage::revert()
		throw ( ::com::sun::star::io::IOException,
				::com::sun::star::lang::WrappedTargetException,
				::com::sun::star::uno::RuntimeException )
{
	::osl::MutexGuard aGuard( m_aMutex );

	if ( m_bDisposed )
		throw lang::DisposedException();

	 if ( !m_pStorage )
		throw uno::RuntimeException();

	if ( !m_bNoTemporaryCopy && !m_xStream.is() )
		throw io::IOException(); // TODO

	if ( !m_pStorage->Revert() || m_pStorage->GetError() )
	{
		m_pStorage->ResetError();
		throw io::IOException(); // TODO
	}

	UpdateOriginal_Impl();
}

//____________________________________________________________________________________________________
//	XClassifiedObject
//____________________________________________________________________________________________________

uno::Sequence< sal_Int8 > SAL_CALL OLESimpleStorage::getClassID()
	throw ( uno::RuntimeException )
{
	::osl::MutexGuard aGuard( m_aMutex );

	if ( m_bDisposed )
		throw lang::DisposedException();

	if ( !m_pStorage )
		throw uno::RuntimeException();

	return m_pStorage->GetClassName().GetByteSequence();
}

::rtl::OUString SAL_CALL OLESimpleStorage::getClassName()
	throw ( uno::RuntimeException )
{
	return ::rtl::OUString();
}

void SAL_CALL OLESimpleStorage::setClassInfo( const uno::Sequence< sal_Int8 >& /*aClassID*/,
							const ::rtl::OUString& /*sClassName*/ )
		throw ( lang::NoSupportException,
				uno::RuntimeException )
{
	throw lang::NoSupportException();
}

//____________________________________________________________________________________________________
//	XServiceInfo
//____________________________________________________________________________________________________

// --------------------------------------------------------------------------------
::rtl::OUString SAL_CALL OLESimpleStorage::getImplementationName()
		throw ( uno::RuntimeException )
{
	return impl_staticGetImplementationName();
}

// --------------------------------------------------------------------------------
::sal_Bool SAL_CALL OLESimpleStorage::supportsService( const ::rtl::OUString& ServiceName )
		throw ( uno::RuntimeException )
{
	uno::Sequence< ::rtl::OUString > aSeq = impl_staticGetSupportedServiceNames();

	for ( sal_Int32 nInd = 0; nInd < aSeq.getLength(); nInd++ )
    	if ( ServiceName.compareTo( aSeq[nInd] ) == 0 )
        	return sal_True;

	return sal_False;
}

// --------------------------------------------------------------------------------
uno::Sequence< ::rtl::OUString > SAL_CALL OLESimpleStorage::getSupportedServiceNames()
		throw ( uno::RuntimeException )
{
	return impl_staticGetSupportedServiceNames();
}