// Copyright (c) 2006-2009 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:

// Interface class describing class that may be used as

// serializer for binary data

//

/**

 @file

 @publishedAll

 @released

*/

#ifndef XMLENGMDATASERIALIZER_H

#define XMLENGMDATASERIALIZER_H

#include <xml/dom/xmlengnode.h>

/**

This interface is used to serialize binary data stored in a node, external

memory chunk (RChunk) or file.  This interface may be implemented by client

applications.

@see TXmlEngSerializationOptions

*/

class MXmlEngDataSerializer

    {

public:

    /** 

	Serializes the node.  The implementor of this class must allocate and own

	the memory returned by this method until serialization is complete.

    @param aNode A node to serialize

    @return The serialized node

	@leave - One of the system-wide error codes

    */

    virtual TPtrC8 SerializeDataL(TXmlEngNode aNode) = 0;

    };

#endif /* XMLENGMDATASERIALIZER_H */