| /* |
| * 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.lenya.cms.usecase.cocoon; |
| |
| import java.util.Map; |
| |
| import org.apache.avalon.framework.configuration.Configuration; |
| import org.apache.avalon.framework.configuration.ConfigurationException; |
| import org.apache.avalon.framework.service.ServiceException; |
| import org.apache.avalon.framework.service.ServiceManager; |
| import org.apache.avalon.framework.service.Serviceable; |
| import org.apache.cocoon.components.modules.input.AbstractInputModule; |
| import org.apache.cocoon.environment.ObjectModelHelper; |
| import org.apache.cocoon.environment.Request; |
| import org.apache.lenya.cms.usecase.Usecase; |
| import org.apache.lenya.cms.usecase.UsecaseResolver; |
| import org.apache.lenya.cms.usecase.gui.Tab; |
| import org.apache.lenya.util.ServletHelper; |
| |
| /** |
| * Input module to obtain information about usecases. |
| */ |
| public class UsecaseModule extends AbstractInputModule implements Serviceable { |
| |
| public Object getAttribute(String name, Configuration modeConf, Map objectModel) |
| throws ConfigurationException { |
| |
| Object value = ""; |
| |
| String prefix = "tabGroup:"; |
| if (name.startsWith(prefix) && name.length() > prefix.length()) { |
| String[] steps = name.split(":"); |
| String usecaseName = steps[1]; |
| |
| Request request = ObjectModelHelper.getRequest(objectModel); |
| String webappUrl = ServletHelper.getWebappURI(request); |
| |
| UsecaseResolver resolver = null; |
| Usecase usecase = null; |
| try { |
| resolver = (UsecaseResolver) this.manager.lookup(UsecaseResolver.ROLE); |
| usecase = resolver.resolve(webappUrl, usecaseName); |
| if (usecase.getView() != null) { |
| Tab tab = usecase.getView().getTab(); |
| if (tab != null) { |
| value = tab.getGroup(); |
| } |
| } |
| } catch (ServiceException e) { |
| throw new ConfigurationException("Error: ", e); |
| } |
| finally { |
| if (resolver != null) { |
| if (usecase != null) { |
| try { |
| resolver.release(usecase); |
| } catch (ServiceException e) { |
| throw new RuntimeException(e); |
| } |
| } |
| this.manager.release(resolver); |
| } |
| } |
| } |
| |
| return value; |
| |
| } |
| |
| private ServiceManager manager; |
| |
| public void service(ServiceManager manager) throws ServiceException { |
| this.manager = manager; |
| } |
| |
| } |