/*

* Copyright (c) 2006-2007 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:  Processor object for running harvester requests

*

*/

#ifndef HARVESTERNOTIFICATIONQUEUE_H

#define HARVESTERNOTIFICATIONQUEUE_H

#include <e32base.h>

class CHarvesterClientAO;

class MHarvestObserver;

/**

 *  Processor object for running queued tasks.

 *

 */

class CHarvesterNotificationQueue: public CBase

    {

public:

    /**

     * Two-phased constructor.

     *

     * @return Instance of CHarvesterNotificationQueue.

     */

    static CHarvesterNotificationQueue* NewL();

    /**

     * Destructor

     *

     */

    virtual ~CHarvesterNotificationQueue();

    /**

     * Adds new request to the queue.

     *

     * @param aRequest Request to be added to the queue.

     */

    void AddRequestL( CHarvesterClientAO* aRequest );

    /**

     * Marks request completed.

     */

    void Cleanup( TBool aShutdown );

    void SetObserver( MHarvestObserver* aObserver );

private:

    /**

     * C++ default constructor

     * @return Instance of CHarvesterNotificationQueue.

     */

    CHarvesterNotificationQueue();

    /**

     * Symbian 2nd phase constructor can leave.

     */

    void ConstructL();

private:

    /**

     * Array of active objects for each pending harvester request.

     */

    RPointerArray <CHarvesterClientAO> iRequests;

};

#endif // HARVESTERNOTIFICATIONQUEUE_H