libreoffice/include/comphelper/oslfile2streamwrap.hxx

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
 * This file is part of the LibreOffice project.
 *
 * 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 INCLUDED_COMPHELPER_OSLFILE2STREAMWRAP_HXX
#define INCLUDED_COMPHELPER_OSLFILE2STREAMWRAP_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
{

// FmUnoIOStream,
// Stream to read and write data, based on File

class COMPHELPER_DLLPUBLIC OSLInputStreamWrapper : public ::cppu::WeakImplHelper1<css::io::XInputStream>
{
    ::osl::Mutex    m_aMutex;
    ::osl::File*    m_pFile;

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

// css::io::XInputStream
    virtual sal_Int32   SAL_CALL    readBytes(css::uno::Sequence< sal_Int8 >& aData, sal_Int32 nBytesToRead) throw(css::io::NotConnectedException, css::io::BufferSizeExceededException, css::uno::RuntimeException, std::exception) SAL_OVERRIDE;
    virtual sal_Int32   SAL_CALL    readSomeBytes(css::uno::Sequence< sal_Int8 >& aData, sal_Int32 nMaxBytesToRead) throw(css::io::NotConnectedException, css::io::BufferSizeExceededException, css::uno::RuntimeException, std::exception) SAL_OVERRIDE;
    virtual void        SAL_CALL    skipBytes(sal_Int32 nBytesToSkip) throw(css::io::NotConnectedException, css::io::BufferSizeExceededException, css::uno::RuntimeException, std::exception) SAL_OVERRIDE;
    virtual sal_Int32   SAL_CALL    available() throw(css::io::NotConnectedException, css::uno::RuntimeException, std::exception) SAL_OVERRIDE;
    virtual void        SAL_CALL    closeInput() throw(css::io::NotConnectedException, css::uno::RuntimeException, std::exception) SAL_OVERRIDE;
};


// FmUnoOutStream,
// data sink for the files

class OSLOutputStreamWrapper : public ::cppu::WeakImplHelper1<css::io::XOutputStream>
{
public:
    COMPHELPER_DLLPUBLIC OSLOutputStreamWrapper(::osl::File& _rFile);

private:
    virtual ~OSLOutputStreamWrapper();

// css::io::XOutputStream
    virtual void SAL_CALL writeBytes(const css::uno::Sequence< sal_Int8 >& aData) throw(css::io::NotConnectedException, css::io::BufferSizeExceededException, css::uno::RuntimeException, std::exception) SAL_OVERRIDE;
    virtual void SAL_CALL flush() throw(css::io::NotConnectedException, css::io::BufferSizeExceededException, css::uno::RuntimeException, std::exception) SAL_OVERRIDE;
    virtual void SAL_CALL closeOutput() throw(css::io::NotConnectedException, css::io::BufferSizeExceededException, css::uno::RuntimeException, std::exception) SAL_OVERRIDE;

    ::osl::File&        rFile;
};

}   // namespace comphelper


#endif // INCLUDED_COMPHELPER_OSLFILE2STREAMWRAP_HXX

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