/**************************************************************
 * 
 * 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
 * 
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
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 *************************************************************/



#ifndef GIO_INPUTSTREAM_HXX
#define GIO_INPUTSTREAM_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/XTruncate.hpp>
#include <com/sun/star/io/XSeekable.hpp>

#include "gio_seekable.hxx"

namespace gio
{

class InputStream :
    public ::com::sun::star::io::XInputStream,
    public Seekable
{
private:
    GFileInputStream *mpStream;

public:
    InputStream ( GFileInputStream *pStream );
    virtual ~InputStream();
    
    // 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 );
};

} // namespace gio
#endif