/*

* 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:  Stores processed SIM imsis to the a database

*

*/

#ifndef CWPIMSIDBHANDLER_H

#define CWPIMSIDBHANDLER_H

//  INCLUDES

#include	<e32base.h>

#include	<f32file.h>

#include	<d32dbms.h>

/**

*  CWPImsiDbHandler manages the storage of the imsi numbers

*  of processed SIM cards.

*  @since 2.5

*/

class CWPImsiDbHandler : public CBase

    {

    public:  // Constructors and destructor

        /**

        * Two-phased constructor.

        */

        static CWPImsiDbHandler* NewL();

		/**

        * Two-phased constructor.

        */

        static CWPImsiDbHandler* NewLC();

        /**

        * Destructor.

        */

        virtual ~CWPImsiDbHandler();

    public: // New functions

		/**

        * Initialize storage, create new if corrupt

		* or not existing

        * @since 2.5

        */

		void InitializeStorageL();

		/**

        * Is the sim imsi new to the device?

        * @since 2.5

        * @param aPhoneImsi the key

        * @return ETrue if current exists

        */

		TBool ImsiExistsL( const TDesC& aPhoneImsi );

		/**

        * Store a given IMSI to the database

        * @since 2.5

        * @param aPhoneImsi the key

        * @return ETrue if current exists

        */

		void StoreImsiL( const TDesC& aPhoneImsi );

    private:

        /**

        * C++ default constructor.

        */

        CWPImsiDbHandler();

        /**

        * By default Symbian 2nd phase constructor is private.

        */

        void ConstructL();

		/**

        * Creates a database for storing imsi numbers

        * @since 2.5

        */

		void CreateDatabaseL();

		/**

        * Creates a database for storing imsi numbers

        * @since 2.5

        */

		void CreateTableL();

		/**

        * Creates a database for storing imsi numbers

        * @since 2.5

        */

		void CreateIndexL();

		/**

        * Cancels the current database transaction

        * @since 2.5

        */

		static void CleanupRollback( TAny* aAny );

		/**

        * Cleanup item. Cancels table update.

        * @param aAny The RDbTable pointer

        */

        static void CleanupCancel( TAny* aAny );

    private:    // Data

		// File handle for database

		RFs	                iFs;

		// Database for imsi numbers

        RDbNamedDatabase    iDb;

		// Table to store imsi numbers

		RDbTable            iImsiTable;

		TFileName           iDataBasePath;

    };

#endif      // CWPImsiDbHandler_H   

// End of File