// Copyright (c) 2000-2009 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:

//

#ifndef EXTRACTORVISITOR_H

#define EXTRACTORVISITOR_H

#include <e32base.h>

#include <btsdp.h>

#include "sdputil.h"

#include "MAttributeVisitor.h"

#include "DataEncoder.h"

class CSdpAttr;

class CSdpServRecord;

class CSdpAttrIdMatchList;

class MAttributeMatchHandler

	{

public:

	virtual void AttributeInMatchListL(CSdpAttr &aAttr)=0;

	};

NONSHARABLE_CLASS(CAttrExtractVisitor) : public CBase, private MAttributeVisitor, public MAttributeMatchHandler

	{

public:

	static CAttrExtractVisitor *NewLC(TElementEncoder aEncoder);

	static CAttrExtractVisitor *NewL(TElementEncoder aEncoder);

	~CAttrExtractVisitor();

	IMPORT_C static void EncodeAttributesL(TElementEncoder aEncoder, CSdpServRecord &aRec, CSdpAttrIdMatchList &aList);

private:

	CAttrExtractVisitor(TElementEncoder aEncoder);

	void ConstructL();

	// Implementation of MAttributeVisitor interface

    void VisitAttributeL(CSdpAttr &aAttribute);

    void VisitAttributeValueL(CSdpAttrValue &aValue, TSdpElementType aType);

    void StartListL(CSdpAttrValueList &aList);

    void EndListL();

	// Implementation of MAttributeMatchHandler

	void AttributeInMatchListL(CSdpAttr &aAttr);

private:

	TElementEncoder iEncoder;

	};

#endif