// Copyright (c) 2008-2009 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:

//

#ifndef __CMSVVERSION0VERSION1CONVERTER_H__

#define __CMSVVERSION0VERSION1CONVERTER_H__

// includes

#include <e32base.h>

#include <s32file.h>

#include <f32file.h>

#include <msvstd.h>

#include "msvdbadapter.h"

#include "cmessageconvertermanager.h"

#include "cmsvconverterwaiter.h"

//constants

const TInt KMsvStreamIndexGranularity=8;

const TInt KIndexReadGranularity=10;

// fwd declaration

class MMsvMessageStoreConverter;

/**

CMsvVersion0Version1Converter

This class derives from MMsvMessageStoreConverter and converts message store version 0 to store version 1

It traverses the file containg the message information and inserts them into the database table.

@internalAll 

@released

*/

NONSHARABLE_CLASS (CMsvVersion0Version1Converter): public CBase , public MMsvMessageStoreConverter

{

public:	

	static CMsvVersion0Version1Converter* NewL(CMsvDBAdapter& aDBAapter,TDriveNumber aDriveNum,TBool aConversionResume);

	~CMsvVersion0Version1Converter();

	void ConvertMessageStoreL();

private:	

	CMsvVersion0Version1Converter(CMsvDBAdapter& aDBAapter,TDriveNumber aDriveNum,TBool aConversionResume);	

	void ConstructL();

	void RestoreStreamIndexL();

	void PopulateDatabaseL(TInt aFirstEntry, TInt aNextEntry);

	TBool ReadNextEntriesL();

	void InternalizeL(RReadStream& aStream);

	void UpdateVisibleParentL();

	TInt GetPropertyValue();

private:

	CPermanentFileStore* iIndexStore;

	CArrayFixFlat<TStreamId>* iStream;

	TInt iEntryStreamIndex;

	CMsvDBAdapter& iDBAdapter;

	RFile iFileName;

	TConversionResumeStatus iResumeStatus;

	TDriveNumber iDrive;

	TBool iResume;

	TMsvEntry iEntry;	

	TMsvEntry iNext;

	TMsvEntry iSibling;

	TMsvEntry iChild;

	TMsvDays	iLastChangeDays;

	TMsvMinutes iLastChangeMinutes;

	TMsvDays	iCreatedDays;

	TMsvMinutes iCreatedMinutes;

	HBufC* iDescriptionBuffer;

	HBufC* iDetailsBuffer;

#if (defined SYMBIAN_MESSAGESTORE_UNIT_TESTCODE)	

	friend class CTestVersion0Version1Converter;

#endif

	};

#endif // __CMSVVERSION0VERSION1CONVERTER_H__