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Diffstat (limited to 'package/source/xstor/switchpersistencestream.hxx')
| -rw-r--r-- | package/source/xstor/switchpersistencestream.hxx | 122 |
1 files changed, 122 insertions, 0 deletions
diff --git a/package/source/xstor/switchpersistencestream.hxx b/package/source/xstor/switchpersistencestream.hxx new file mode 100644 index 000000000000..a1f47b4063db --- /dev/null +++ b/package/source/xstor/switchpersistencestream.hxx @@ -0,0 +1,122 @@ +/* -*- 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 _SPSTREAM_HXX +#define _SPSTREAM_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 <com/sun/star/io/XTruncate.hpp> +#include <com/sun/star/io/XStream.hpp> +#include <com/sun/star/embed/XTransactedObject.hpp> +#include <com/sun/star/beans/XPropertySetInfo.hpp> +#include <com/sun/star/beans/XPropertySet.hpp> +#include <com/sun/star/ucb/XSimpleFileAccess.hpp> +#include <com/sun/star/io/XAsyncOutputMonitor.hpp> +#include <osl/mutex.hxx> +#include <cppuhelper/implbase6.hxx> + +//================================================================== +// SwitchablePersistenceStream +// +// Allows to switch the stream persistence on the fly. The target +// stream ( if not filled by the implementation ) MUST have the same +// size as the original one! +//================================================================== + +struct SPStreamData_Impl; +class SwitchablePersistenceStream + : public ::cppu::WeakImplHelper6 < + ::com::sun::star::io::XStream, + ::com::sun::star::io::XInputStream, + ::com::sun::star::io::XOutputStream, + ::com::sun::star::io::XTruncate, + ::com::sun::star::io::XSeekable, + ::com::sun::star::io::XAsyncOutputMonitor > +{ + ::osl::Mutex m_aMutex; + + const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory > m_xFactory; + + SPStreamData_Impl* m_pStreamData; + + void CloseAll_Impl(); + +public: + + SwitchablePersistenceStream( + const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory >& xFactory, + const ::com::sun::star::uno::Reference< ::com::sun::star::io::XStream >& xStream ); + + SwitchablePersistenceStream( + const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory >& xFactory, + const ::com::sun::star::uno::Reference< ::com::sun::star::io::XInputStream >& xInStream ); + + ~SwitchablePersistenceStream(); + + void SwitchPersistenceTo( const ::com::sun::star::uno::Reference< ::com::sun::star::io::XStream >& xStream ); + + void SwitchPersistenceTo( const ::com::sun::star::uno::Reference< ::com::sun::star::io::XInputStream >& xInputStream ); + + void CopyAndSwitchPersistenceTo( const ::com::sun::star::uno::Reference< ::com::sun::star::io::XStream >& xStream ); + +// com::sun::star::io::XStream + virtual ::com::sun::star::uno::Reference< ::com::sun::star::io::XInputStream > SAL_CALL getInputStream( ) throw (::com::sun::star::uno::RuntimeException); + virtual ::com::sun::star::uno::Reference< ::com::sun::star::io::XOutputStream > SAL_CALL getOutputStream( ) throw (::com::sun::star::uno::RuntimeException); + +// 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); + +// com::sun::star::io::XOutputStream + 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); + 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); + 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); + +// com::sun::star::io::XTruncate + virtual void SAL_CALL truncate( ) throw (::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException); + +// com::sun::star::io::XSeekable + 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); + +// ::com::sun::star::io::XAsyncOutputMonitor + virtual void SAL_CALL waitForCompletion( ) throw (::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException); + +}; + +#endif //_SPSTREAM_HXX + + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |