/*

* Copyright (c) 2002 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:  Base workspace class implementation.

*

*/

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

// Includes

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

#include "XMLWorkspace.h"

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

// CXMLWorkspace

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

void CXMLWorkspace::ConstructL()

	{

	iTransactions = new (ELeave) RArray<TUint>();

	}

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

CXMLWorkspace::~CXMLWorkspace()

	{

	if( iTransactions )

		{

		iTransactions->Reset();

		}

	delete iTransactions;

	}

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

void CXMLWorkspace::BeginTransaction()

	{

	iTransactions->Append(Size());

	}

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

TInt CXMLWorkspace::Commit()

	{

	if( iTransactions->Count() == 0 )

		{

		return KErrGeneral;

		}

	iTransactions->Remove(iTransactions->Count() - 1);

	return KErrNone;

	}

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

void CXMLWorkspace::CommitAll()

	{

	iTransactions->Reset();

	}

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

TInt CXMLWorkspace::Rollback()

	{

	if( iTransactions->Count() == 0 )

		{

		return KErrGeneral;

		}

	TUint begin = iTransactions->operator[](iTransactions->Count() - 1);

	Delete(begin, Size() - begin);

	iTransactions->Remove(iTransactions->Count() - 1);

	return KErrNone;

	}