office-gobmx/package/inc/ByteGrabber.hxx

77 lines
3.2 KiB
C++

/*************************************************************************
*
* 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
*
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*
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* it under the terms of the GNU Lesser General Public License version 3
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*
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* 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
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#ifndef _BYTE_GRABBER_HXX_
#define _BYTE_GRABBER_HXX_
#include <com/sun/star/uno/Sequence.h>
#include <com/sun/star/uno/Reference.h>
#include <com/sun/star/io/BufferSizeExceededException.hpp>
#include <com/sun/star/io/IOException.hpp>
#include <com/sun/star/io/NotConnectedException.hpp>
#include <com/sun/star/uno/RuntimeException.hpp>
#include <com/sun/star/lang/IllegalArgumentException.hpp>
#include <osl/mutex.hxx>
namespace com { namespace sun { namespace star {
namespace io { class XSeekable; class XInputStream; }
} } }
class ByteGrabber
{
protected:
::osl::Mutex m_aMutex;
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);
// 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