/*

* 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 "afdatabasecleaner.h"

CAfDatabaseCleaner::~CAfDatabaseCleaner()

{

    Cancel();

}

CAfDatabaseCleaner::CAfDatabaseCleaner(RDbStoreDatabase &database) : CActive(EPriorityIdle), mDatabase(database), mCleanupStep(Initial)

{

    CActiveScheduler::Add(this);

}

void CAfDatabaseCleaner::StartCleanup()

{

    if (!IsActive()) {

        mCleanupStep = Initial;

        SetActive();

        CompleteSelf(KErrNone);

    }

}

void CAfDatabaseCleaner::RunL()

{

    if (KErrNone == iStatus.Int()) {

        switch (mCleanupStep) {

            case Initial:

            {

                User::LeaveIfError(mIncrementalInterface.Compact(mDatabase, mStep));

                mCleanupStep = Continuation;

                SetActive();

                CompleteSelf(KErrNone);

                break;

            }

            case Continuation:

            {

                User::LeaveIfError(mIncrementalInterface.Next(mStep));

                if (mStep != 0) {

                    SetActive();

                    CompleteSelf(KErrNone);

                } else {

                    mIncrementalInterface.Close();

                }

                break;

            }

            default:

                User::Leave(KErrArgument);

        }

    }

}

void CAfDatabaseCleaner::DoCancel()

{

    mIncrementalInterface.Close();

}

void CAfDatabaseCleaner::CompleteSelf(TInt completionCode)

{

    TRequestStatus* status = &iStatus;

    User::RequestComplete(status, completionCode);

}

TInt CAfDatabaseCleaner::RunError(TInt /*aError*/)

{

    mIncrementalInterface.Close();

    return KErrNone;

}