/*

* Copyright (c) 2010 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:

*

*/

package com.nokia.mj.impl.cenrep;

import com.nokia.mid.cenrep.CentralRepositoryException;

/**

 * Class for central repository key representation

 */

class CentralRepositoryKey

{

    /**

     * Default constructor.

     */

    protected CentralRepositoryKey()

    {

    }

    /**

     * Returns long value represantion.

     *

     * @param value string represantion of key.

     * @throws CentralRepositoryException, if key is null, empty, negative

     *        or not valid.

     */

    static long getLongValue(String value)

    throws CentralRepositoryException

    {

        if (value == null || value.length() == 0)

        {

            throw new CentralRepositoryException("Key is null or empty!");

        }

        String numStr = value;

        // Negative value is not allowed

        if (numStr.startsWith("-"))

        {

            throw new CentralRepositoryException("Nagative value is not allowed!");

        }

        // Check for optional radix prefix.

        int radix = 10;

        if (numStr.startsWith("0x"))

        {

            radix = 16;

            numStr = numStr.substring(2);

        }

        return Long.parseLong(numStr, radix);

    }

};