108 lines
4.2 KiB
C++
108 lines
4.2 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#include <cppuhelper/weak.hxx>
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#include <osl/mutex.hxx>
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#include <com/sun/star/io/XInputStream.hpp>
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#include <com/sun/star/io/XSeekable.hpp>
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namespace chelp {
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class BufferedInputStream
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: public cppu::OWeakObject,
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public com::sun::star::io::XInputStream,
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public com::sun::star::io::XSeekable
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{
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private:
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sal_Int32 m_nBufferLocation;
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sal_Int32 m_nBufferSize;
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sal_Int8 *m_pBuffer;
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osl::Mutex m_aMutex;
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public:
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BufferedInputStream(
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const com::sun::star::uno::Reference<com::sun::star::io::XInputStream>& xInputStream);
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~BufferedInputStream();
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virtual com::sun::star::uno::Any SAL_CALL
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queryInterface( const com::sun::star::uno::Type& rType )
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throw( com::sun::star::uno::RuntimeException );
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virtual void SAL_CALL acquire( void ) throw();
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virtual void SAL_CALL release( void ) throw();
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virtual sal_Int32 SAL_CALL readBytes( com::sun::star::uno::Sequence< sal_Int8 >& aData,
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sal_Int32 nBytesToRead )
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throw( com::sun::star::io::NotConnectedException,
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com::sun::star::io::BufferSizeExceededException,
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com::sun::star::io::IOException,
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com::sun::star::uno::RuntimeException );
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virtual sal_Int32 SAL_CALL readSomeBytes( com::sun::star::uno::Sequence< sal_Int8 >& aData,
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sal_Int32 nMaxBytesToRead )
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throw( com::sun::star::io::NotConnectedException,
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com::sun::star::io::BufferSizeExceededException,
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com::sun::star::io::IOException,
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com::sun::star::uno::RuntimeException );
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virtual void SAL_CALL skipBytes( sal_Int32 nBytesToSkip )
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throw( com::sun::star::io::NotConnectedException,
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com::sun::star::io::BufferSizeExceededException,
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com::sun::star::io::IOException,
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com::sun::star::uno::RuntimeException );
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virtual sal_Int32 SAL_CALL available( void )
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throw( com::sun::star::io::NotConnectedException,
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com::sun::star::io::IOException,
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com::sun::star::uno::RuntimeException );
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virtual void SAL_CALL closeInput( void )
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throw( com::sun::star::io::NotConnectedException,
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com::sun::star::io::IOException,
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com::sun::star::uno::RuntimeException );
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virtual void SAL_CALL seek( sal_Int64 location )
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throw( com::sun::star::lang::IllegalArgumentException,
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com::sun::star::io::IOException,
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com::sun::star::uno::RuntimeException );
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virtual sal_Int64 SAL_CALL getPosition( void )
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throw( com::sun::star::io::IOException,
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com::sun::star::uno::RuntimeException );
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virtual sal_Int64 SAL_CALL getLength( void )
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throw( com::sun::star::io::IOException,
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com::sun::star::uno::RuntimeException );
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};
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extern com::sun::star::uno::Reference<com::sun::star::io::XInputStream>
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turnToSeekable(
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const com::sun::star::uno::Reference<com::sun::star::io::XInputStream>& xInputStream);
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}
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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