office-gobmx/package/source/xstor/switchpersistencestream.hxx
2005-10-19 13:18:39 +00:00

156 lines
7.7 KiB
C++

/*************************************************************************
*
* $RCSfile: switchpersistencestream.hxx,v $
*
* $Revision: 1.3 $
*
* last change: $Author: rt $ $Date: 2005-10-19 14:18:23 $
*
* The Contents of this file are made available subject to
* the terms of GNU Lesser General Public License Version 2.1.
*
*
* GNU Lesser General Public License Version 2.1
* =============================================
* Copyright 2005 by Sun Microsystems, Inc.
* 901 San Antonio Road, Palo Alto, CA 94303, USA
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1, as published by the Free Software Foundation.
*
* This library 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 for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*
************************************************************************/
#ifndef _SPSTREAM_HXX
#define _SPSTREAM_HXX
#ifndef _COM_SUN_STAR_UNO_SEQUENCE_HXX_
#include <com/sun/star/uno/Sequence.hxx>
#endif
#ifndef _COM_SUN_STAR_UNO_REFERENCE_HXX_
#include <com/sun/star/uno/Reference.hxx>
#endif
#ifndef _COM_SUN_STAR_IO_XINPUTSTREAM_HPP_
#include <com/sun/star/io/XInputStream.hpp>
#endif
#ifndef _COM_SUN_STAR_IO_XOUTPUTSTREAM_HPP_
#include <com/sun/star/io/XOutputStream.hpp>
#endif
#ifndef _COM_SUN_STAR_IO_XSEEKABLE_HPP_
#include <com/sun/star/io/XSeekable.hpp>
#endif
#ifndef _COM_SUN_STAR_IO_XTRUNCATE_HPP_
#include <com/sun/star/io/XTruncate.hpp>
#endif
#ifndef _COM_SUN_STAR_IO_XSTREAM_HPP_
#include <com/sun/star/io/XStream.hpp>
#endif
#ifndef _COM_SUN_STAR_EMBED_XTRANSACTEDOBJECT_HPP_
#include <com/sun/star/embed/XTransactedObject.hpp>
#endif
#ifndef _COM_SUN_STAR_BEANS_XPROPERTYSETINFO_HPP_
#include <com/sun/star/beans/XPropertySetInfo.hpp>
#endif
#ifndef _COM_SUN_STAR_BEANS_XPROPERTYSET_HPP_
#include <com/sun/star/beans/XPropertySet.hpp>
#endif
#ifndef _COM_SUN_STAR_UCB_XSIMPLEFILEACCESS_HPP_
#include <com/sun/star/ucb/XSimpleFileAccess.hpp>
#endif
#ifndef _COM_SUN_STAR_IO_XASYNCOUTPUTMONITOR_HPP_
#include <com/sun/star/io/XAsyncOutputMonitor.hpp>
#endif
#ifndef _OSL_MUTEX_HXX_
#include <osl/mutex.hxx>
#endif
#ifndef _CPPUHELPER_IMPLBASE6_HXX_
#include <cppuhelper/implbase6.hxx>
#endif
//==================================================================
// 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