001 /** 002 * Copyright (c) 2000-present Liferay, Inc. All rights reserved. 003 * 004 * This library is free software; you can redistribute it and/or modify it under 005 * the terms of the GNU Lesser General Public License as published by the Free 006 * Software Foundation; either version 2.1 of the License, or (at your option) 007 * any later version. 008 * 009 * This library is distributed in the hope that it will be useful, but WITHOUT 010 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 011 * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more 012 * details. 013 */ 014 015 package com.liferay.taglib.aui; 016 017 import com.liferay.portal.kernel.util.StringUtil; 018 import com.liferay.portal.kernel.util.Validator; 019 import com.liferay.taglib.aui.base.BaseAlertTag; 020 021 import javax.servlet.http.HttpServletRequest; 022 023 /** 024 * @author Eduardo Lundgren 025 * @author Bruno Basto 026 * @author Nathan Cavanaugh 027 * @author Julio Camarero 028 */ 029 public class AlertTag extends BaseAlertTag { 030 031 @Override 032 protected void setAttributes(HttpServletRequest request) { 033 super.setAttributes(request); 034 035 String id = getId(); 036 037 if (Validator.isNull(id)) { 038 id = StringUtil.randomId(); 039 } 040 041 setId(id); 042 043 setNamespacedAttribute(request, "id", id); 044 } 045 046 }