/*

* 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:

*

*/

package com.nokia.mj.impl.utils;

import java.util.Vector;

public final class Tokenizer

{

    /**

     * Splits a string into tokens based on a separator

     *

     * @param str The string from where the tokens are collected

     * @param separator The separator for the tokens

     * @return A list of tokens

     */

    public static String[] split(String str, String separator)

    {

        if (str == null)

        {

            return null;

        }

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

        {

            return new String[] {str};

        }

        Vector tokens = new Vector();

        int index = str.indexOf(separator);

        while (index != -1)

        {

            tokens.addElement(str.substring(0,index));

            str = str.substring(index + separator.length());

            index = str.indexOf(separator);

        }

        tokens.addElement(str); // add token after last separator

        String[] strTokens = new String[tokens.size()];

        tokens.copyInto(strTokens);

        return strTokens;

    }

}