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}