// Copyright (c) 2007-2009 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:

// Name        : sipapnmanager.h

// Part of     : SIP Profile Server

// implementation

// Version     : 1.0

//

#ifndef CSIPAPNMANAGER_H

#define CSIPAPNMANAGER_H

// INCLUDES

#include <e32base.h>

// FORWARD DECLARATIONS

class CSIPApnConfigurationHandler;

// OBSERVER

class MSIPApnChangeObserver

    {

public:

    /**

    * Called when apn change completed successfully or failed so fatally

    * that there's no change expected any further on that IAPId.

    */

    virtual void ApnChanged( const TDesC8& aApn, TUint32 aIapId, TInt aError ) = 0;

    };

// CLASS DEFINITION

/**

 * 

 */

class CSIPApnManager : public CBase

	{

	public: // Constructors and destructor

		static CSIPApnManager* NewL( MSIPApnChangeObserver& aObserver );

		~CSIPApnManager();

    public: // New methods

        // Update the cached primary or secondary APN

        void UpdateApnL( TUint32 aIapId, TBool aIsPrimaryApn, const TDesC8& aApn );

        TBool IsFailed( TUint32 aIapId );

        void SetFailed( TUint32 aIapId ,TBool aIsFailed, TBool aIsFatalFailure );

        TBool IsPrimaryApnInUse( TUint32 aIapId );

		void WriteApnL( TUint32 aIapId, TBool aIsPrimaryApn, const TDesC8* aApn );

		TBool HasPendingTasks() const;

		/*

		 * Checks whether the IAPId is ModemBearer

		 */

		TBool IsIapGPRSL( TUint32 aIapId );

	private: // Constructors

		CSIPApnManager( MSIPApnChangeObserver& aObserver );		

        void ConstructL();

    private:

        CSIPApnConfigurationHandler* FindIapIdHandler( TUint32 aIapId );

        void SetApnL( const TDesC8& aApn, 

                      TBool aUseSecureAuthentication, 

                      TBool aAllowAsync,

                      TUint32 aIapId);

        void CreateHandlerL( TUint32 aIapId );

    private: // Data

	    MSIPApnChangeObserver&                     iObserver;

	    RPointerArray<CSIPApnConfigurationHandler> iHandlers;

#ifdef CPPUNIT_TEST	

	    friend class CSIPApnManagerTest;

#endif

	};

#endif // CSIPAPNMANAGER_H