/* -*- 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_NEONINPUTSTREAM_HXX
#define INCLUDED_NEONINPUTSTREAM_HXX

#include <sal/types.h>
#include <rtl/ustring.hxx>
#include <cppuhelper/weak.hxx>
#include <com/sun/star/io/XInputStream.hpp>
#include <com/sun/star/io/XSeekable.hpp>


namespace http_dav_ucp
{

// -------------------------------------------------------------------
// SerfInputStream
// A simple XInputStream implementation provided specifically for use
// by the DAVSession::GET method.
// -------------------------------------------------------------------
class SerfInputStream : public ::com::sun::star::io::XInputStream,
                        public ::com::sun::star::io::XSeekable,
                        public ::cppu::OWeakObject
{
    private:
        com::sun::star::uno::Sequence< sal_Int8 > mInputBuffer;
        sal_Int64 mLen;
        sal_Int64 mPos;

    public:
                 SerfInputStream( void );
        virtual ~SerfInputStream();

        // Add some data to the end of the stream
        void AddToStream( const char * inBuf, sal_Int32 inLen );

    // XInterface
    virtual com::sun::star::uno::Any SAL_CALL queryInterface(
                                        const ::com::sun::star::uno::Type & type )
                            throw( ::com::sun::star::uno::RuntimeException );

    virtual void SAL_CALL acquire( void )
                            throw ()
                                { OWeakObject::acquire(); }

    virtual void SAL_CALL release( void )
                            throw()
                                { OWeakObject::release(); }


    // XInputStream
    virtual 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 );

    virtual sal_Int32 SAL_CALL readSomeBytes(
            ::com::sun::star::uno::Sequence< sal_Int8 > & aData,
            sal_Int32 nMaxBytesToRead )
                throw( ::com::sun::star::io::NotConnectedException,
                       ::com::sun::star::io::BufferSizeExceededException,
                       ::com::sun::star::io::IOException,
                       ::com::sun::star::uno::RuntimeException );

    virtual void SAL_CALL skipBytes( sal_Int32 nBytesToSkip )
                throw( ::com::sun::star::io::NotConnectedException,
                       ::com::sun::star::io::BufferSizeExceededException,
                       ::com::sun::star::io::IOException,
                       ::com::sun::star::uno::RuntimeException );

    virtual sal_Int32 SAL_CALL available( void )
                throw( ::com::sun::star::io::NotConnectedException,
                       ::com::sun::star::io::IOException,
                       ::com::sun::star::uno::RuntimeException );

    virtual void SAL_CALL closeInput( void )
                throw( ::com::sun::star::io::NotConnectedException,
                       ::com::sun::star::io::IOException,
                       ::com::sun::star::uno::RuntimeException );

    // XSeekable
    virtual void SAL_CALL seek( sal_Int64 location )
        throw( ::com::sun::star::lang::IllegalArgumentException,
               ::com::sun::star::io::IOException,
               ::com::sun::star::uno::RuntimeException );

    virtual sal_Int64 SAL_CALL getPosition()
        throw( ::com::sun::star::io::IOException,
               ::com::sun::star::uno::RuntimeException );

    virtual sal_Int64 SAL_CALL getLength()
        throw( ::com::sun::star::io::IOException,
               ::com::sun::star::uno::RuntimeException );
};

} // namespace http_dav_ucp

#endif // INCLUDED_NEONINPUTSTREAM_HXX

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