| /* |
| * 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.cocoon.selection; |
| |
| import org.apache.avalon.framework.configuration.Configurable; |
| import org.apache.avalon.framework.configuration.Configuration; |
| import org.apache.avalon.framework.configuration.ConfigurationException; |
| import org.apache.avalon.framework.logger.AbstractLogEnabled; |
| import org.apache.avalon.framework.parameters.Parameters; |
| import org.apache.avalon.framework.thread.ThreadSafe; |
| |
| import org.apache.cocoon.environment.Cookie; |
| import org.apache.cocoon.environment.ObjectModelHelper; |
| |
| import java.util.Map; |
| |
| /** |
| * A <code>Selector</code> that matches a string against a configurable cookie's value. |
| * |
| * <p><b>Global and local configuration</b></p> |
| * <table border="1"> |
| * <tr> |
| * <td><code>cookie-name</code></td> |
| * <td>Name of the cookie whose value to match against</td> |
| * </tr> |
| * </table> |
| * |
| * @author <a href="mailto:matteodg@infinito.it">Matteo Di Giovinazzo</a> |
| * @version CVS $Id$ |
| */ |
| public class CookieSelector extends AbstractLogEnabled |
| implements Configurable, Selector, ThreadSafe { |
| |
| protected String defaultName; |
| |
| public void configure(Configuration config) throws ConfigurationException { |
| this.defaultName = config.getChild("cookie-name").getValue(null); |
| } |
| |
| public boolean select(String expression, Map objectModel, Parameters parameters) { |
| |
| String name = parameters.getParameter("cookie-name", this.defaultName); |
| if (name == null) { |
| getLogger().warn("No cookie name given -- failing."); |
| return false; |
| } |
| |
| Cookie[] cookies = ObjectModelHelper.getRequest(objectModel).getCookies(); |
| if (cookies == null) { |
| getLogger().debug("Cookie '" + name + "' not set -- failing"); |
| return false; |
| } |
| |
| // TODO: this is not optimized |
| String value = null; |
| for (int i = 0; i < cookies.length; i++) { |
| if (cookies[i].getName().equals(name)) { |
| value = cookies[i].getValue(); |
| break; |
| } |
| } |
| |
| if (value == null) { |
| getLogger().debug("Cookie '" + name + "' not set -- failing"); |
| return false; |
| } |
| |
| return value.equals(expression); |
| } |
| } |