/*

* Copyright (c) 2005 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description:    

*

*/

#ifndef MCECOMSERIALIZATIONCONTEXT_H

#define MCECOMSERIALIZATIONCONTEXT_H

// INCLUDES

#include <e32cmn.h>

#include <e32base.h>

#include "mceclientserver.h"

// CONSTANTS

// CLASS DECLARATION

class CMceComMediaSink;

class CMceComMediaSource;

class RReadStream;

class RWriteStream;

/**

* Context used in serialization to cache externalized and internalized sinks and sources

*

*  

*/

class MMceComSerializationContext 

    {

public:

    MMceComSerializationContext( RReadStream& aReadStream );

    MMceComSerializationContext( RWriteStream& aWriteStream );

    void Close();

    RReadStream& ReadStream();

    RWriteStream& WriteStream();

    TBool IsCached( CBase* aItem );

    RPointerArray<CBase>& SinkCache();

    RPointerArray<CBase>& SourceCache();

private://data

    RPointerArray<CBase> iSinkCache;

    RPointerArray<CBase> iSourceCache;

    RReadStream* iReadStream;

    RWriteStream* iWriteStream;

    };

#endif      //MCECOMSERIALIZATIONCONTEXT_H

// End of File