/*

* 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

*

*/

#include "harvesternotificationqueue.h"

#include "harvesterclientao.h"

#include "harvesterlog.h"

// ======== MEMBER FUNCTIONS ========

// ---------------------------------------------------------------------------

// CHarvesterNotificationQueue::NewL()

// Two-phased constructor.

// ---------------------------------------------------------------------------

//

CHarvesterNotificationQueue* CHarvesterNotificationQueue::NewL()

    {

    CHarvesterNotificationQueue* self = new( ELeave )CHarvesterNotificationQueue();

    CleanupStack::PushL( self );

    self->ConstructL();

    CleanupStack::Pop( self );

    return self;

    }

// ---------------------------------------------------------------------------

// CHarvesterNotificationQueue::CHarvesterNotificationQueue()

// C++ default constructor can NOT contain any code, that might leave.

// ---------------------------------------------------------------------------

//

CHarvesterNotificationQueue::CHarvesterNotificationQueue()

    {

    }

// ---------------------------------------------------------------------------

// CHarvesterNotificationQueue::ConstructL()

// Symbian 2nd phase constructor can leave.

// ---------------------------------------------------------------------------

//

void CHarvesterNotificationQueue::ConstructL()

    {

    }

// ---------------------------------------------------------------------------

// CHarvesterNotificationQueue::~CHarvesterNotificationQueue()

// Destructor.

// ---------------------------------------------------------------------------

//

CHarvesterNotificationQueue::~CHarvesterNotificationQueue()

    {

    WRITELOG( "CHarvesterNotificationQueue::~CHarvesterNotificationQueue()");

    Cleanup( ETrue );

    iRequests.ResetAndDestroy();

    WRITELOG( "CHarvesterNotificationQueue::~CHarvesterNotificationQueue() - All requests deleted");

    }

// ---------------------------------------------------------------------------

// CHarvesterNotificationQueue::AddRequestL()

// Adds new request to the queue.

// ---------------------------------------------------------------------------

//

void CHarvesterNotificationQueue::AddRequestL( CHarvesterClientAO* aRequest )

    {

    WRITELOG( "CHarvesterNotificationQueue::AddRequestL()");

    iRequests.AppendL( aRequest );

    }

// ---------------------------------------------------------------------------

// CHarvesterNotificationQueue::RequestComplete()

// Completes the request

// ---------------------------------------------------------------------------

//

void CHarvesterNotificationQueue::Cleanup( TBool aShutdown )

    {

    WRITELOG( "CHarvesterNotificationQueue::RequestComplete()");

    for( TInt i = iRequests.Count() - 1; i >=0; i-- )

        {

        if( aShutdown )

            {

            iRequests[i]->Cancel();

            }

        if( iRequests[i]->RequestComplete() && !iRequests[i]->IsActive() )

            {

            delete iRequests[i];

            iRequests[i] = NULL;

            iRequests.Remove( i );

            // correct the index so that no items are skipped

            i--;

            if(i <= -1)

                {

                i = -1;

                }

            }

        }

    if( iRequests.Count() == 0 && !aShutdown )

        {

        iRequests.Compress();

        }

    }

// ---------------------------------------------------------------------------

// SetObserver

// ---------------------------------------------------------------------------

//

void CHarvesterNotificationQueue::SetObserver( MHarvestObserver* aObserver )

    {

    WRITELOG( "CHarvesterNotificationQueue::SetObserver()" );

    for( TInt i = iRequests.Count() - 1; i >=0; i-- )

        {

        iRequests[i]->SetObserver( aObserver );

        }

    }

// End of file