office-gobmx/include/comphelper/oslfile2streamwrap.hxx

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
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 *
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
 *
 * This file incorporates work covered by the following license notice:
 *
 *   Licensed to the Apache Software Foundation (ASF) under one or more
 *   contributor license agreements. See the NOTICE file distributed
 *   with this work for additional information regarding copyright
 *   ownership. The ASF licenses this file to you under the Apache
 *   License, Version 2.0 (the "License"); you may not use this file
 *   except in compliance with the License. You may obtain a copy of
 *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
 */
#ifndef _COMPHELPER_STREAM_OSLFILEWRAPPER_HXX_
#define _COMPHELPER_STREAM_OSLFILEWRAPPER_HXX_

#include <osl/mutex.hxx>
#include <com/sun/star/io/XOutputStream.hpp>
#include <com/sun/star/io/XInputStream.hpp>
#include <cppuhelper/implbase1.hxx>
#include <osl/file.hxx>
#include "comphelper/comphelperdllapi.h"

namespace comphelper
{
    namespace stario    = ::com::sun::star::io;
    namespace staruno   = ::com::sun::star::uno;

//==================================================================
// FmUnoIOStream,
// Stream to read and write data, based on File
//==================================================================
class COMPHELPER_DLLPUBLIC OSLInputStreamWrapper : public ::cppu::WeakImplHelper1<stario::XInputStream>
{
    ::osl::Mutex    m_aMutex;
    ::osl::File*    m_pFile;

public:
    OSLInputStreamWrapper(::osl::File& _rStream);
    virtual ~OSLInputStreamWrapper();

// 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);
};

//==================================================================
// FmUnoOutStream,
// data sink for the files
//==================================================================
class OSLOutputStreamWrapper : public ::cppu::WeakImplHelper1<stario::XOutputStream>
{
public:
    COMPHELPER_DLLPUBLIC OSLOutputStreamWrapper(::osl::File& _rFile);

private:
    virtual ~OSLOutputStreamWrapper();

// 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);

    ::osl::File&        rFile;
};

}   // namespace comphelper


#endif // _COMPHELPER_STREAM_OSLFILEWRAPPER_HXX_

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