ClearRenderParametersAction.java |
1 /** 2 * Copyright (c) 2000-2010 Liferay, Inc. All rights reserved. 3 * 4 * This library is free software; you can redistribute it and/or modify it under 5 * the terms of the GNU Lesser General Public License as published by the Free 6 * Software Foundation; either version 2.1 of the License, or (at your option) 7 * any later version. 8 * 9 * This library is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 11 * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more 12 * details. 13 */ 14 15 package com.liferay.portal.events; 16 17 import com.liferay.portal.kernel.events.Action; 18 import com.liferay.portal.util.WebKeys; 19 20 import java.util.Map; 21 22 import javax.servlet.http.HttpServletRequest; 23 import javax.servlet.http.HttpServletResponse; 24 import javax.servlet.http.HttpSession; 25 26 /** 27 * <a href="ClearRenderParametersAction.java.html"><b><i>View Source</i></b></a> 28 * 29 * @author Brian Wing Shun Chan 30 */ 31 public class ClearRenderParametersAction extends Action { 32 33 public void run(HttpServletRequest request, HttpServletResponse response) { 34 35 // Some users are confused by the behavior stated in the JSR 168 spec 36 // that render parameters are saved across requests. Set this class to 37 // always clear render parameters to please those users. You can also 38 // modify the "layout.remember.request.window.state.maximized" property 39 // in portal.properties to disable the remembering of window states 40 // across requests. 41 42 HttpSession session = request.getSession(); 43 44 Map<Long, Map<String, Map<String, String[]>>> renderParametersPool = 45 (Map<Long, Map<String, Map<String, String[]>>>)session.getAttribute( 46 WebKeys.PORTLET_RENDER_PARAMETERS); 47 48 if (renderParametersPool != null) { 49 renderParametersPool.clear(); 50 } 51 } 52 53 }