/*

* 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:   Class definition for COMASuplDMRepository

*

*/

#ifndef C_COMASUPLDMREPOSITORY_H

#define C_COMASUPLDMREPOSITORY_H

#include <e32base.h>

#include <epos_csuplsettings.h>

#include "epos_csuplsettingsinternal.h"

#include "epos_csuplsettingextensionparams.h"

#include "epos_tomasuplsettingsmap.h"

class COMASuplTrace;

const TInt KSuplSettingParamLen = 512;

/**

 * Represents the SUPL settings repository. Uses Supl Settings API to store

 * SUPL settings information

 *

 */

class COMASuplDMRepository : public CBase

    {

public:

    /**

     * Factory function that instantiates a new object of COMASuplSettings

     *

     */        

     static COMASuplDMRepository* NewL();

    /**

     * Destructor

     *

     */ 

    ~COMASuplDMRepository();

public:

    /**

     * Initializes SUPL Settings API

     *

     */

    void Initialize();

    /**

     * Retrieves IAP Name

     *

     */

    void GetIAPNameLC( TDesC8*& aIAP );

    /**

     * Retrieves HSLP address

     *

     */

    void GetHSLPAddressLC( TDesC8*& aHSLP );

    /*

     * Retrieves extended parameters based on the type requested for

     * @param   [OUT]aValue value of the requested parameter is returned in this

     * @param   [IN]aType indicates the type of extension parameter that is reqested for  

     */

    void  GetExtnParamsLC(TDesC8*& aValue,TOMASuplSettingsMap::TSuplSettingType aType);

    /**

     * Starts an atomic transaction

     *

     */

    void StartTransactionL();

    /**

     * Commits changes in an atomic transaction

     *

     */

    void CommitTransactionL();

    /**

     * Reverts changes made in an atomic transaction

     *

     */

    void RollbackTransactionL();

    /**

     * Save SUPL settings to system.

     *

     */

    void SaveL( const TDesC& aValue,TOMASuplSettingsMap::TSuplSettingType aType,TBool aIsAtomic );

private:  // Constructors and destructor

    /**

     * C++ Constructor

     */

    COMASuplDMRepository();

    /**

     * Symbian 2nd phase constructor

     */

    void ConstructL();

    /**

     * Saves SUPL Settings Information

     */    

    void SaveSettingsL( const TDesC& aValue,TOMASuplSettingsMap::TSuplSettingType aType); 

private:    // Data

    enum TState

        {

        ENotInitialized = 0,

        EInitializing,

        EInitialized

        };

    TState          iState;

    CSuplSettingsInternal*  iSettings;

    COMASuplTrace*  iTrace;

    TRequestStatus  iStatus;

    //For bufferring server name

    HBufC* iServerAddress;

    //For bufferring prefconref

    HBufC* iIapName;

    //for buffering server id

    HBufC* iServerId;

    //For buffering toconref

    HBufC* iIap1;

    //For buffering conref    

    HBufC* iIap2;

    ///For buffering SLP

    HBufC* iSlp;

    //For buffering AddrType

    HBufC* iServerAddType;

    TInt64 iSlpId;

    //indicates which of the parameters have NULL string assigned

    TInt iNullMask;

    };

#endif      // C_COMASUPLDMREPOSITORY_H