001/*
002 * (C) Copyright 2011-2013 Nuxeo SA (http://nuxeo.com/) and contributors.
003 *
004 * All rights reserved. This program and the accompanying materials
005 * are made available under the terms of the GNU Lesser General Public License
006 * (LGPL) version 2.1 which accompanies this distribution, and is available at
007 * http://www.gnu.org/licenses/lgpl-2.1.html
008 *
009 * This library is distributed in the hope that it will be useful,
010 * but WITHOUT ANY WARRANTY; without even the implied warranty of
011 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
012 * Lesser General Public License for more details.
013 *
014 * Contributors:
015 *     tdelprat
016 *
017 */
018package org.nuxeo.wizard.helpers;
019
020/**
021 * Simple RegExp based Number validator
022 *
023 * @author Tiry (tdelprat@nuxeo.com)
024 * @since 5.4.2
025 */
026public class NumberValidator {
027
028    public static synchronized boolean validate(String ip) {
029        try {
030            Long.valueOf(ip);
031        } catch (NumberFormatException e) {
032            return false;
033        }
034        return true;
035    }
036}