// Copyright (c) 2007-2009 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:

// mmrcserverpolicaymanager.h

// 

//

#ifndef MMRCSERVERPOLICYMANAGER_H__

#define MMRCSERVERPOLICYMANAGER_H__

#include <e32std.h>

#include <e32base.h>

#include <a3f/a3fbase.h>

#include "mmrcclientserver.h"

class CMMRCServerSession;

class CMMRCServerController;

class MMMRCServerInfoState;

/**

@internalComponent

This class implements the MMRC Server Rule Manager.

The main purpose of this class is to

*/

NONSHARABLE_CLASS( CMMRCServerRuleManager ): public CBase

	{

public:

	/**

	 * Constructs, and returns a pointer to, a new CMMRCServerRuleManager object.

	 * Leaves on failure.

	 * @param CMMRCServerController& A reference on the MMRC Server controller

	 * @return CMMRCServerRuleManager* A pointer to newly created utlitly object.

	 */

	static CMMRCServerRuleManager* NewL(CMMRCServerController& aServerController);

	/**

	 * Constructs, leaves object on the cleanup stack, and returns a pointer

	 * to, a new CMMRCServerRuleManager object.

	 * Leaves on failure.

	 * @param CMMRCServerController& A reference on the MMRC Server controller

	 * @return CMMRCServerRuleManager* A pointer to newly created utlitly object.

	 */

	static CMMRCServerRuleManager* NewLC(CMMRCServerController& aServerController);

	/**

	 * Destructor.

	 */

	~CMMRCServerRuleManager();

public:

	/**

	 * Deduce the rule on the message according to the previous and current state

	 * Return KErrNotFound if no rule has been found.

	 * Leaves on failure.

	 * @param TAudioState aAudioStateAllocatedResource

	 * @param TAudioState aAudioStateRequiringProcess

	 * @return TMMRCRule rule

	 */

	TMMRCRule DecisionRule( TAudioState aAudioStateAllocatedResource, TAudioState aAudioStateRequiringProcess );

	/**

	 * Deduce the rule on the message according to the previous and current state

	 * Return KErrNotFound if no rule has been found.

	 * @param TAudioState aAudioStateAllocatedResource

	 * @param TAudioState aAudioStateRequiringProcess

	 * @return TMMRCRule rule

	 */

	TReason ActionReason( TAudioState aAudioStateLastCommited, TAudioState aAudioStateRequested );

private:

	/**

	 * By default Symbian 2nd phase constructor is private.

	 * @param CMMRCServerController& A reference on the MMRC Server controller

	 */

	CMMRCServerRuleManager(CMMRCServerController& aServerController);

	/**

	 * By default Symbian 2nd phase constructor is private.

	 */

	void ConstructL();

private:

	CMMRCServerController& iMMRCServerController;

	};

#endif //__MMRCSERVERPOLICYMANAGER_H__