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/*************************************************************************
*
* OpenOffice.org - a multi-platform office productivity suite
*
* $RCSfile: ByteGrabber.hxx,v $
*
* $Revision: 1.10 $
*
* last change: $Author: rt $ $Date: 2005-09-08 15:54:33 $
*
* 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 _BYTE_GRABBER_HXX_
#define _BYTE_GRABBER_HXX_
#ifndef _COM_SUN_STAR_UNO_SEQUENCE_H_
#include <com/sun/star/uno/Sequence.h>
#endif
#ifndef _COM_SUN_STAR_UNO_REFERENCE_H_
#include <com/sun/star/uno/Reference.h>
#endif
#ifndef _COM_SUN_STAR_IO_BUFFERSIZEEXCEEDEDEXCEPTION_HPP_
#include <com/sun/star/io/BufferSizeExceededException.hpp>
#endif
#ifndef _COM_SUN_STAR_IO_IOEXCEPTION_HPP_
#include <com/sun/star/io/IOException.hpp>
#endif
#ifndef _COM_SUN_STAR_IO_NOTCONNECTEDEXCEPTION_HPP_
#include <com/sun/star/io/NotConnectedException.hpp>
#endif
#ifndef _COM_SUN_STAR_UNO_RUNTIMEEXCEPTION_HPP_
#include <com/sun/star/uno/RuntimeException.hpp>
#endif
#ifndef _COM_SUN_STAR_LANG_ILLEGALARGUMENTEXCEPTION_HPP_
#include <com/sun/star/lang/IllegalArgumentException.hpp>
#endif
namespace com { namespace sun { namespace star {
namespace io { class XSeekable; class XInputStream; }
} } }
class ByteGrabber
{
protected:
com::sun::star::uno::Reference < com::sun::star::io::XInputStream > xStream;
com::sun::star::uno::Reference < com::sun::star::io::XSeekable > xSeek;
com::sun::star::uno::Sequence < sal_Int8 > aSequence;
const sal_Int8 *pSequence;
public:
ByteGrabber (com::sun::star::uno::Reference < com::sun::star::io::XInputStream > xIstream);
~ByteGrabber();
void setInputStream (com::sun::star::uno::Reference < com::sun::star::io::XInputStream > xNewStream);
// XInputStream
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);
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);
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);
sal_Int32 SAL_CALL available( )
throw(::com::sun::star::io::NotConnectedException, ::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException);
void SAL_CALL closeInput( )
throw(::com::sun::star::io::NotConnectedException, ::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException);
// XSeekable
sal_Int64 SAL_CALL seek( sal_Int64 location )
throw(::com::sun::star::lang::IllegalArgumentException, ::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException);
sal_Int64 SAL_CALL getPosition( )
throw(::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException);
sal_Int64 SAL_CALL getLength( )
throw(::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException);
ByteGrabber& operator >> (sal_Int8& rInt8);
ByteGrabber& operator >> (sal_Int16& rInt16);
ByteGrabber& operator >> (sal_Int32& rInt32);
ByteGrabber& operator >> (sal_uInt8& ruInt8);
ByteGrabber& operator >> (sal_uInt16& ruInt16);
ByteGrabber& operator >> (sal_uInt32& ruInt32);
};
#endif
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