diff -r 000000000000 -r 2e3d3ce01487 tzservices/tzserver/Server/Include/dataprovider.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/tzservices/tzserver/Server/Include/dataprovider.h	Tue Feb 02 10:12:00 2010 +0200
@@ -0,0 +1,59 @@
+// Copyright (c) 2004-2009 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 __DATAPROVIDER_H__
+#define __DATAPROVIDER_H__
+
+#include <tzdefines.h> // ttztimereference
+#include "tzswiobserver.h"
+
+const TInt KDataProviderType = 0;
+
+class CReadOnlyTzDb;
+class CTzRules;
+class RFs;
+class CTzUserDataDb;
+
+class CTzDataProvider : public CBase
+	{
+public:
+	static CTzDataProvider* NewL(RFs& aFs, CTzSwiObserver& aSwiObserver, 
+		CTzUserDataDb& aUserDataTzDb, MTzDataObserver& aTzDataObserver);
+	~CTzDataProvider();
+
+public: 
+	CTzId* GetDefaultTimeZoneIdL() const;
+	void GetTzRulesL(CTzRules& aTzRules, CTzId& aTzId) const;
+	void ReleaseTzRules();
+	void GetOffsetsForTimeZoneIdsL(CBufFlat& aTimeZoneIdArray) const;
+	TBool IsIdInDbL(TUint aTzId);
+	
+	void BackupBeginningL();
+	void BackupCompletedL();
+	void RestoreBeginningL();
+	void RestoreCompletedL();
+
+private:
+	CTzDataProvider(RFs& aFs, CTzUserDataDb& aUserDataTzDb, MTzDataObserver& aTzDataObserver);
+	void ConstructL(CTzSwiObserver& aSwiObserver);
+
+private:
+	CReadOnlyTzDb* iReadOnlyTzDb;
+	RFs& iFs;
+	MTzDataObserver& iTzDataObserver;
+	CTzUserDataDb& iUserDataTzDb;
+	};	
+
+#endif // __DATAPROVIDER_H__