/*

* Copyright (c) 2008 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:  Implements Java APNControl related functions

 *

*/

package com.nokia.mid.iapinfo;

import com.nokia.mj.impl.connectionmanager.ConnectionManager;

import com.nokia.mj.impl.connectionmanager.AccessPoint;

/**

 * Implements Java APNControl related functions. Currently the only featue is

 * the retrieval of the last used IAP ID.

 *

 */

class APNControl

{

    /**

     * Retrieves the last used IAP ID. Typically this function is used when in

     * the socket connection URI the NETId parameter is used. (see Java

     * APNControl documentation)

     *

     * @return IAP ID used for the last network connection open

     */

    public int getLastIAP()

    {

        ConnectionManager cminstance = ConnectionManager.getInstance();

        if (cminstance != null)

        {

            AccessPoint  lastUsedApn = cminstance.iSessionNetworkAccessPoint;

            if (lastUsedApn != null)

            {

                if (lastUsedApn.getType() == AccessPoint.NAP_IAP) // IAP ID

                {

                    return  lastUsedApn.getNapId();

                }

                else

                {

                    return -1;

                }

            }

            else

            {

                return -1;

            }

        }

        else

        {

            return -1;

        }

        //return _getLastIAP();

    }

    /*----------------------------------------------------------------*/

    /* Native funcions */

    /*----------------------------------------------------------------*/

    /*

     * Retrieves the last used IAP ID.

     *

     * @return the IAP ID used for the last network connection open

     */

    private static native int _getLastIAP();

}