ClearRenderParametersAction.java |
1 /** 2 * Copyright (c) 2000-2009 Liferay, Inc. All rights reserved. 3 * 4 * The contents of this file are subject to the terms of the Liferay Enterprise 5 * Subscription License ("License"). You may not use this file except in 6 * compliance with the License. You can obtain a copy of the License by 7 * contacting Liferay, Inc. See the License for the specific language governing 8 * permissions and limitations under the License, including but not limited to 9 * distribution rights of the Software. 10 * 11 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 12 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 13 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 14 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 15 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 16 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 17 * SOFTWARE. 18 */ 19 20 package com.liferay.portal.events; 21 22 import com.liferay.portal.kernel.events.Action; 23 import com.liferay.portal.util.WebKeys; 24 25 import java.util.Map; 26 27 import javax.servlet.http.HttpServletRequest; 28 import javax.servlet.http.HttpServletResponse; 29 import javax.servlet.http.HttpSession; 30 31 /** 32 * <a href="ClearRenderParametersAction.java.html"><b><i>View Source</i></b></a> 33 * 34 * @author Brian Wing Shun Chan 35 * 36 */ 37 public class ClearRenderParametersAction extends Action { 38 39 public void run(HttpServletRequest request, HttpServletResponse response) { 40 41 // Some users are confused by the behavior stated in the JSR 168 spec 42 // that render parameters are saved across requests. Set this class to 43 // always clear render parameters to please those users. You can also 44 // modify the "layout.remember.request.window.state.maximized" property 45 // in portal.properties to disable the remembering of window states 46 // across requests. 47 48 HttpSession session = request.getSession(); 49 50 Map<Long, Map<String, Map<String, String[]>>> renderParametersPool = 51 (Map<Long, Map<String, Map<String, String[]>>>)session.getAttribute( 52 WebKeys.PORTLET_RENDER_PARAMETERS); 53 54 if (renderParametersPool != null) { 55 renderParametersPool.clear(); 56 } 57 } 58 59 }