/** @file

* Copyright (c) 2008-2008 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:  Implements algoritms for modereted events

*

*/

#ifndef C_CUPNPINITIALEVENTQUEUEMANAGER_H

#define C_CUPNPINITIALEVENTQUEUEMANAGER_H

// INCLUDES

#include <e32std.h>

#include <e32base.h>

#include "upnphttptransaction.h"

#include "upnpserviceimplementation.h"

#include "upnpeventcontroller.h"

#include "upnpeventqueuemanagerbase.h"

#include "upnpsubscriberlibrary.h"

// CLASS DECLARATION

/**

*  Implements algoritms for serving nonmoderated events

* 

*/

NONSHARABLE_CLASS( CUpnpInitialEventQueueManager ): public CUpnpEventQueueManagerBase

    {

public:

    // Constructors and destructor

    /**

     * Destructor.

     */

    ~CUpnpInitialEventQueueManager();

    /**

     * Two-phased constructor.

     */

    static CUpnpInitialEventQueueManager* NewL( CUpnpServiceImplementation& aServiceImpl,

                                                     CUpnpEventController& aEventController,

                                                     CUpnpSubscriberLibrary* aSubscriberLibrary );

    /**

     * Two-phased constructor.

     */

    static CUpnpInitialEventQueueManager* NewLC( CUpnpServiceImplementation& aServiceImpl,

                                                      CUpnpEventController& aEventController,

                                                      CUpnpSubscriberLibrary* aSubscriberLibrary );

private:    

    /*algoritm implemetation*/

    void SendEvent();

    /**

    * algoritm implemetation

    * @param aEvent buffer for message body

    * @param aVariableList list of evented variables

    * @return number of evented variables

    */

    TInt CUpnpInitialEventQueueManager::FillEventBodyL( 

                                             TDes8& aEvent, 

                                             const RPointerArray<CUpnpStateVariable>& aVariableList );

    /**

    * Creates event message

    * @param aMessage will be encapsulete into http transaction

    * @return Http transcaction with event message

    */

    CUpnpHttpTransaction* CreateTransactionL( CUpnpHttpMessage* aMessage );                                                      

    /**

    * 

    */

    void SendEventL();

private:

    /**

     * Constructor for performing 1st stage construction

     */

    CUpnpInitialEventQueueManager( CUpnpServiceImplementation& iServiceImpl,

                                        CUpnpEventController& iEventController,

                                        CUpnpSubscriberLibrary* aSubscriberLibrary );

    /**

    * Constructor for performing 2st stage construction

    */

    void ConstructL();

private:

    };

#endif// C_CUPNPINITIALEVENTQUEUEMANAGER_H

//end of file