| /* |
| * Copyright 2004-2005 The Apache Software Foundation. |
| * |
| * Licensed 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.components.modules.input; |
| |
| import java.util.Iterator; |
| import java.util.LinkedList; |
| import java.util.List; |
| import java.util.Map; |
| |
| import org.apache.avalon.framework.configuration.Configuration; |
| import org.apache.avalon.framework.configuration.ConfigurationException; |
| import org.apache.avalon.framework.thread.ThreadSafe; |
| import org.apache.cocoon.components.modules.input.AbstractInputModule; |
| import org.apache.cocoon.environment.ObjectModelHelper; |
| import org.apache.cocoon.environment.http.HttpCookie; |
| |
| /** |
| * Input module for cookies. Retrieves the value of the requested cookie. |
| * |
| * @version $Id$ |
| */ |
| public class CookieModule extends AbstractInputModule implements ThreadSafe { |
| |
| /** |
| * @return the value of the cookie whose name matches the one requested, |
| * or <code>null</code> if there is no match. |
| */ |
| public Object getAttribute(String name, Configuration modeConf, |
| Map objectModel) throws ConfigurationException { |
| |
| HttpCookie cookie = (HttpCookie) getCookieMap(objectModel).get(name); |
| String value = (cookie == null ? null : cookie.getValue()); |
| |
| if (getLogger().isDebugEnabled()) { |
| getLogger().debug("Cookie[" + name + "]=" + value); |
| } |
| return value; |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.apache.cocoon.components.modules.input.InputModule#getAttributeNames(org.apache.avalon.framework.configuration.Configuration, |
| * java.util.Map) |
| */ |
| public Iterator getAttributeNames(Configuration modeConf, Map objectModel) |
| throws ConfigurationException { |
| |
| return getCookieMap(objectModel).keySet().iterator(); |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.apache.cocoon.components.modules.input.InputModule#getAttributeValues(java.lang.String, |
| * org.apache.avalon.framework.configuration.Configuration, |
| * java.util.Map) |
| */ |
| public Object[] getAttributeValues(String name, Configuration modeConf, |
| Map objectModel) throws ConfigurationException { |
| |
| Map allCookies = getCookieMap(objectModel); |
| |
| Iterator it = allCookies.values().iterator(); |
| List matched = new LinkedList(); |
| while (it.hasNext()) { |
| HttpCookie cookie = (HttpCookie) it.next(); |
| if (cookie.getName().matches(name)) { |
| matched.add(cookie.getValue()); |
| } |
| } |
| return matched.toArray(); |
| } |
| |
| /** |
| * @param objectModel |
| * Object Model for the current request |
| * @return a Map of {see: HttpCookie}s for the current request, keyed on |
| * cookie name. |
| */ |
| protected Map getCookieMap(Map objectModel) { |
| return ObjectModelHelper.getRequest(objectModel).getCookieMap(); |
| } |
| } |