| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| |
| package org.apache.myfaces.tobago.webapp; |
| |
| import org.apache.myfaces.tobago.portlet.PortletUtils; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| import javax.faces.FacesException; |
| import javax.faces.context.ExternalContext; |
| import javax.faces.context.FacesContext; |
| import javax.faces.event.AbortProcessingException; |
| import javax.faces.event.ActionEvent; |
| import javax.faces.event.ActionListener; |
| import javax.portlet.PortletSession; |
| import javax.servlet.http.HttpSession; |
| import java.io.IOException; |
| import java.lang.invoke.MethodHandles; |
| |
| public class LogoutActionListener implements ActionListener { |
| |
| private static final Logger LOG = LoggerFactory.getLogger(MethodHandles.lookup().lookupClass()); |
| |
| @Override |
| public void processAction(final ActionEvent event) throws AbortProcessingException { |
| final FacesContext facesContext = FacesContext.getCurrentInstance(); |
| final ExternalContext externalContext = facesContext.getExternalContext(); |
| final Object session = externalContext.getSession(false); |
| if (session != null) { |
| if (session instanceof HttpSession) { |
| ((HttpSession) session).invalidate(); |
| } |
| if (PortletUtils.isPortletApiAvailable() && session instanceof PortletSession) { |
| ((PortletSession) session).invalidate(); |
| } |
| } |
| final String forward = externalContext.getRequestContextPath() + "/"; |
| try { |
| externalContext.redirect(forward); |
| } catch (final IOException e) { |
| LOG.error("", e); |
| // TODO: may do error handling |
| throw new FacesException("Can't redirect to '" + forward + "'"); |
| } |
| facesContext.responseComplete(); |
| } |
| |
| } |