/*

* Copyright (c) 2005 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:  Utilities for DS Loader Framework

*

*/

// INCLUDE FILES

#ifndef __HOST_SERVER_MTEST__

#include <SmlDataProvider.h>

#endif

#include "nsmldsitemmodificationset.h"

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

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

// RNSmlDbItemModificationSet::AddItem

// Adds item to modification set.

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

EXPORT_C TInt RNSmlDbItemModificationSet::AddItemL(const TNSmlDbItemModification& aItem )

	{

	if ( iItemSet.Find( aItem ) != KErrNotFound )

		{

		return KErrAlreadyExists;

		}

	else

		{

		iItemSet.AppendL( aItem );

		}

	return KErrNone;

	}

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

// RNSmlDbItemModificationSet::RemoveItem

// Removes the item at a specified position from the modification set.

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

EXPORT_C void RNSmlDbItemModificationSet::RemoveItem( TInt aIndex )

	{

	iItemSet.Remove( aIndex );

	}

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

// RNSmlDbItemModificationSet::AddGroup

// Adds group of items to modification set.

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

EXPORT_C void RNSmlDbItemModificationSet::AddGroupL( const MSmlDataItemUidSet& aUidSet, TNSmlDbItemModification::TNSmlDbItemModificationType aModType )

	{

	for ( TInt i = 0; i < aUidSet.ItemCount(); i++ )

		{

		TNSmlDbItemModification tempItem( aUidSet.ItemAt( i ), aModType );

		if ( iItemSet.Find( tempItem ) == KErrNotFound )

			{

			iItemSet.AppendL( tempItem );

			}

		}

	}

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

// RNSmlDbItemModificationSet::ItemCount

// Returns the number of items in the set.

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

EXPORT_C TInt RNSmlDbItemModificationSet::ItemCount() const

	{

	return iItemSet.Count();

	}

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

// RNSmlDbItemModificationSet::ItemIndex

// Returns the index of modification item.

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

EXPORT_C TInt RNSmlDbItemModificationSet::ItemIndex( const TSmlDbItemUid aItemId ) const

	{

	for ( TInt i = 0; i < iItemSet.Count(); i++ )

		{

		if ( iItemSet[i].ItemId() == aItemId )

			{

			return i;

			}

		}

	return KErrNotFound;

	}

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

// RNSmlDbItemModificationSet::ItemAt

// Retuns the modifcation item.

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

EXPORT_C TNSmlDbItemModification RNSmlDbItemModificationSet::ItemAt( TInt aIndex ) const

	{

	return iItemSet[aIndex];

	}

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

// RNSmlDbItemModificationSet::Reset

// Resets modification set.

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

EXPORT_C void RNSmlDbItemModificationSet::Reset()

	{

	iItemSet.Reset();

	}

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

// RNSmlDbItemModificationSet::Reset

// Closes modification set.

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

EXPORT_C void RNSmlDbItemModificationSet::Close()

	{

	Reset();

	}

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

// RNSmlDbItemModificationSet::ExternalizeL

// This method externalizes class to stream.

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

EXPORT_C void RNSmlDbItemModificationSet::ExternalizeL( RWriteStream& aStream ) const

	{

	aStream.WriteInt32L( iItemSet.Count() );

	for ( TInt i = 0; i < iItemSet.Count(); i++ )

		{

		TPckgBuf<TSmlDbItemUid> b( ( iItemSet[i].ItemId() ) );

		aStream << b;

		TPckgBuf<TNSmlDbItemModification::TNSmlDbItemModificationType> c( iItemSet[i].ModificationType() );

		aStream << c;

		}

	}

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

// RNSmlDbItemModificationSet::InternalizeL

// This method internalizes class from stream.

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

EXPORT_C void RNSmlDbItemModificationSet::InternalizeL( RReadStream& aStream )

	{

	TInt count( aStream.ReadInt32L() );

	for ( TInt i = 0; i < count; i++ )

		{

		TPckgBuf<TSmlDbItemUid> packageA;

		aStream >> packageA;

		TSmlDbItemUid tempId = packageA();

		TPckgBuf<TNSmlDbItemModification::TNSmlDbItemModificationType> packageB;

		aStream >> packageB;

		TNSmlDbItemModification::TNSmlDbItemModificationType tempModType = packageB();

		TNSmlDbItemModification tempItem( tempId, tempModType );

		AddItemL( tempItem );	

		}

	};

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

// RNSmlDbItemModificationSet::StreamSize

// calculates size needed for stream when externalized.

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

EXPORT_C TInt RNSmlDbItemModificationSet::StreamSize() const

	{

	return ( sizeof( TInt32 ) + ( sizeof( TNSmlDbItemModification ) + 2 ) * ItemCount() );

	}

// End of File