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/*************************************************************************
*
* OpenOffice.org - a multi-platform office productivity suite
*
* $RCSfile: streamwrap.hxx,v $
*
* $Revision: 1.8 $
*
* last change: $Author: rt $ $Date: 2005-09-09 09:38:17 $
*
* 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 INCLUDED_UNOTOOLSDLLAPI_H
#include "unotools/unotoolsdllapi.h"
#endif
#ifndef _UTL_STREAM_WRAPPER_HXX_
#define _UTL_STREAM_WRAPPER_HXX_
#ifndef _OSL_MUTEX_HXX_ //autogen wg. ::osl::Mutex
#include <osl/mutex.hxx>
#endif
#ifndef _COM_SUN_STAR_IO_XOUTPUTSTREAM_HPP_
#include <com/sun/star/io/XOutputStream.hpp>
#endif
#ifndef _COM_SUN_STAR_IO_XINPUTSTREAM_HPP_
#include <com/sun/star/io/XInputStream.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 _CPPUHELPER_IMPLBASE3_HXX_
#include <cppuhelper/implbase3.hxx>
#endif
#ifndef _CPPUHELPER_IMPLBASE1_HXX_
#include <cppuhelper/implbase1.hxx>
#endif
#ifndef _COMPHELPER_UNO3_HXX_
#include <comphelper/uno3.hxx>
#endif
class SvStream;
namespace utl
{
namespace stario = ::com::sun::star::io;
namespace staruno = ::com::sun::star::uno;
//==================================================================
//= OInputStreamWrapper
//==================================================================
typedef ::cppu::WeakImplHelper1 < stario::XInputStream
> InputStreamWrapper_Base;
// needed for some compilers
/// helper class for wrapping an SvStream into an <type scope="com.sun.star.io">XInputStream</type>
class UNOTOOLS_DLLPUBLIC OInputStreamWrapper : public InputStreamWrapper_Base
{
protected:
::osl::Mutex m_aMutex;
SvStream* m_pSvStream;
sal_Bool m_bSvStreamOwner : 1;
OInputStreamWrapper()
{ m_pSvStream = 0; m_bSvStreamOwner = sal_False; }
void SetStream(SvStream* _pStream, sal_Bool bOwner )
{ m_pSvStream = _pStream; m_bSvStreamOwner = bOwner; }
public:
OInputStreamWrapper(SvStream& _rStream);
OInputStreamWrapper(SvStream* pStream, sal_Bool bOwner=sal_False);
virtual ~OInputStreamWrapper();
// UNO Anbindung
DECLARE_UNO3_AGG_DEFAULTS(OInputStreamWrapper, InputStreamWrapper_Base);
// stario::XInputStream
virtual sal_Int32 SAL_CALL readBytes(staruno::Sequence< sal_Int8 >& aData, sal_Int32 nBytesToRead) throw(stario::NotConnectedException, stario::BufferSizeExceededException, staruno::RuntimeException);
virtual sal_Int32 SAL_CALL readSomeBytes(staruno::Sequence< sal_Int8 >& aData, sal_Int32 nMaxBytesToRead) throw(stario::NotConnectedException, stario::BufferSizeExceededException, staruno::RuntimeException);
virtual void SAL_CALL skipBytes(sal_Int32 nBytesToSkip) throw(stario::NotConnectedException, stario::BufferSizeExceededException, staruno::RuntimeException);
virtual sal_Int32 SAL_CALL available() throw(stario::NotConnectedException, staruno::RuntimeException);
virtual void SAL_CALL closeInput() throw(stario::NotConnectedException, staruno::RuntimeException);
protected:
/// throws a NotConnectedException if the object is not connected anymore
void checkConnected() const;
/// throws an exception according to the error flag of m_pSvStream
void checkError() const;
};
//==================================================================
//= OSeekableInputStreamWrapper
//==================================================================
typedef ::cppu::ImplHelper1 < ::com::sun::star::io::XSeekable
> OSeekableInputStreamWrapper_Base;
/** helper class for wrapping an SvStream into an <type scope="com.sun.star.io">XInputStream</type>
which is seekable (i.e. supports the <type scope="com.sun.star.io">XSeekable</type> interface).
*/
class UNOTOOLS_DLLPUBLIC OSeekableInputStreamWrapper : public ::cppu::ImplInheritanceHelper1 < OInputStreamWrapper, com::sun::star::io::XSeekable >
{
protected:
OSeekableInputStreamWrapper() {}
public:
OSeekableInputStreamWrapper(SvStream& _rStream);
OSeekableInputStreamWrapper(SvStream* _pStream, sal_Bool _bOwner = sal_False);
// XSeekable
virtual void SAL_CALL seek( sal_Int64 _nLocation ) 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);
};
//==================================================================
//= OOutputStreamWrapper
//==================================================================
typedef ::cppu::WeakImplHelper1<stario::XOutputStream> OutputStreamWrapper_Base;
// needed for some compilers
class UNOTOOLS_DLLPUBLIC OOutputStreamWrapper : public OutputStreamWrapper_Base
{
protected:
// TODO: thread safety!
SvStream& rStream;
public:
OOutputStreamWrapper(SvStream& _rStream) :rStream(_rStream) { }
// UNO Anbindung
DECLARE_UNO3_AGG_DEFAULTS(OOutputStreamWrapper, OutputStreamWrapper_Base);
// stario::XOutputStream
virtual void SAL_CALL writeBytes(const staruno::Sequence< sal_Int8 >& aData) throw(stario::NotConnectedException, stario::BufferSizeExceededException, staruno::RuntimeException);
virtual void SAL_CALL flush() throw(stario::NotConnectedException, stario::BufferSizeExceededException, staruno::RuntimeException);
virtual void SAL_CALL closeOutput() throw(stario::NotConnectedException, stario::BufferSizeExceededException, staruno::RuntimeException);
protected:
/// throws an exception according to the error flag of m_pSvStream
void checkError() const;
};
//==================================================================
//= OSeekableOutputStreamWrapper
//==================================================================
typedef ::cppu::ImplHelper1 < ::com::sun::star::io::XSeekable
> OSeekableOutputStreamWrapper_Base;
/** helper class for wrapping an SvStream into an <type scope="com.sun.star.io">XOutputStream</type>
which is seekable (i.e. supports the <type scope="com.sun.star.io">XSeekable</type> interface).
*/
class UNOTOOLS_DLLPUBLIC OSeekableOutputStreamWrapper
:public OOutputStreamWrapper
,public OSeekableOutputStreamWrapper_Base
{
public:
OSeekableOutputStreamWrapper(SvStream& _rStream);
// disambiguate XInterface
virtual ::com::sun::star::uno::Any SAL_CALL queryInterface( const ::com::sun::star::uno::Type& _rType ) throw (::com::sun::star::uno::RuntimeException);
virtual void SAL_CALL acquire( ) throw ();
virtual void SAL_CALL release( ) throw ();
// XSeekable
virtual void SAL_CALL seek( sal_Int64 _nLocation ) 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);
};
class UNOTOOLS_DLLPUBLIC OStreamWrapper : public ::cppu::ImplInheritanceHelper3 < OSeekableInputStreamWrapper, com::sun::star::io::XStream, com::sun::star::io::XOutputStream, com::sun::star::io::XTruncate >
{
public:
OStreamWrapper(SvStream& _rStream);
// stario::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);
// stario::XOutputStream
virtual void SAL_CALL writeBytes(const staruno::Sequence< sal_Int8 >& aData) throw(stario::NotConnectedException, stario::BufferSizeExceededException, staruno::RuntimeException);
virtual void SAL_CALL flush() throw(stario::NotConnectedException, stario::BufferSizeExceededException, staruno::RuntimeException);
virtual void SAL_CALL closeOutput() throw(stario::NotConnectedException, stario::BufferSizeExceededException, staruno::RuntimeException);
virtual void SAL_CALL truncate() throw(::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException);
};
};
// namespace utl
#endif // _UTL_STREAM_WRAPPER_HXX_
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