/*

* Copyright (c) 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 CPRESENCECACHEEXPIRY_H

#define CPRESENCECACHEEXPIRY_H

//  INCLUDES

#include <e32base.h>

class CPresenceCacheServer;

class CPresenceCacheBuddyStore;

// CLASS DECLARATION

/**

* 

*  @lib N/A

*  @since 9.2

*/

class CPresenceCacheExpiry : public CBase

    {

    public:  // Constructors and destructor

        /**

        * Two-phased constructor.

        */

        static CPresenceCacheExpiry* NewL(

                CPresenceCacheServer& aServer );

        /**

        * Destructor.

        */

        virtual ~CPresenceCacheExpiry();

    public:  // New functions

        /**

         * Start expiry check if not ongoing

         * Non-blocking function

         */

        inline void Start();

    private:  // New functions

        static TInt ExpiryCheck(TAny *aPtr);

        void DoExpiryCheckL();

        void NotifySubscribersL( 

                CPresenceCacheBuddyStore& aBuddyStore );

    private:

        /**

        * C++ default constructor.

        */

        inline CPresenceCacheExpiry( CPresenceCacheServer& aServer );

    private:    // Data

        CAsyncCallBack iAsyncCallBack;

        CPresenceCacheServer& iServer;

    };

inline void CPresenceCacheExpiry::Start()

    {

    iAsyncCallBack.CallBack();

    }

#endif      // CPRESENCECACHEEXPIRY_H

// End of File