/*

* 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:

*

*/

#include "afdataprovidertask.h"

#include "activitycmd.h"

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

/**

 * Handle data request. Deliver data stored in other task.

 * @param storage - data tasks storage

 * @param msg - request message

 */

void AfDataProviderTask::ExecuteL(MAfTaskStorage& storage, 

                                  const RMessage2& msg)

{

    TPckgBuf<void*> requestId;

    CAfTask* taskPtr(0);

    msg.Read(KRequestIdOffset, requestId);

    for (TInt iter(0);iter <storage.StorageData().Count();++iter) {

        taskPtr = storage.StorageData()[iter];

        if (taskPtr == requestId()) {//compare requested task address with storage objects

            ProvideDataL(msg, *taskPtr);

            storage.Pop(taskPtr);

            delete taskPtr;

            return;

        }

    }

    User::Leave(KErrNotFound);

}

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

/**

 * Write response data to request message

 * @param msg - destination message

 * @param src - data source

 */

void AfDataProviderTask::ProvideDataL(const RMessage2& msg, 

                                      const CAfTask& src)

{

    if (EFalse ==msg.IsNull()) {

        msg.WriteL(KResponseDataOffset, src.Data());

        msg.Complete(KErrNone);

    }

}