inputstream.hxx

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/* -*- 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 .
 */
 
#pragma once
 
#include <rtl/ustring.hxx>
#include <osl/file.hxx>
#include <cppuhelper/weak.hxx>
#include <com/sun/star/io/XSeekable.hpp>
#include <com/sun/star/io/XInputStream.hpp>
 
 
namespace chelp {
 
    class XInputStream_impl
        : public cppu::OWeakObject,
          public css::io::XInputStream,
          public css::io::XSeekable
    {
 
    public:
        explicit XInputStream_impl( const OUString& aUncPath );
 
        virtual ~XInputStream_impl() override;
 
        bool CtorSuccess() { return m_bIsOpen;}
 
        virtual css::uno::Any SAL_CALL
        queryInterface(
            const css::uno::Type& rType ) override;
 
        virtual void SAL_CALL
        acquire()
            noexcept override;
 
        virtual void SAL_CALL
        release()
            noexcept override;
 
        virtual sal_Int32 SAL_CALL
        readBytes(
            css::uno::Sequence< sal_Int8 >& aData,
            sal_Int32 nBytesToRead ) override;
 
        virtual sal_Int32 SAL_CALL
        readSomeBytes(
            css::uno::Sequence< sal_Int8 >& aData,
            sal_Int32 nMaxBytesToRead ) override;
 
        virtual void SAL_CALL
        skipBytes( sal_Int32 nBytesToSkip ) override;
 
        virtual sal_Int32 SAL_CALL
        available() override;
 
        virtual void SAL_CALL
        closeInput() override;
 
        virtual void SAL_CALL
        seek( sal_Int64 location ) override;
 
        virtual sal_Int64 SAL_CALL
        getPosition() override;
 
        virtual sal_Int64 SAL_CALL
        getLength() override;
 
    private:
        bool                                               m_bIsOpen;
        osl::File                                          m_aFile;
    };
 
 
} // end namespace XInputStream_impl
 
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