| /* |
| * 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.ac.usecases; |
| |
| import org.apache.avalon.framework.service.ServiceSelector; |
| import org.apache.lenya.ac.AccessController; |
| import org.apache.lenya.ac.AccessControllerResolver; |
| import org.apache.lenya.ac.AccreditableManager; |
| import org.apache.lenya.ac.GroupManager; |
| import org.apache.lenya.ac.IPRangeManager; |
| import org.apache.lenya.ac.RoleManager; |
| import org.apache.lenya.ac.UserManager; |
| import org.apache.lenya.cms.usecase.AbstractUsecase; |
| |
| /** |
| * Super class for access-control related usecases. |
| * |
| * @version $Id: AccessControlUsecase.java 407305 2006-05-17 16:21:49Z andreas $ |
| */ |
| public class AccessControlUsecase extends AbstractUsecase { |
| |
| /** |
| * Ctor. |
| */ |
| public AccessControlUsecase() { |
| super(); |
| } |
| |
| private UserManager userManager; |
| private GroupManager groupManager; |
| private IPRangeManager ipRangeManager; |
| private RoleManager roleManager; |
| private AccessController accessController; |
| |
| /** |
| * Initializes the accreditable managers. FIXME: This method resolves the |
| * AccessController, it has to be released after it is used! |
| */ |
| protected void initializeAccessController() { |
| super.doInitialize(); |
| |
| if (getLogger().isDebugEnabled()) |
| getLogger().debug("initializeAccessController() called"); |
| |
| this.accessController = null; |
| ServiceSelector selector = null; |
| AccessControllerResolver resolver = null; |
| |
| try { |
| selector = (ServiceSelector) this.manager.lookup(AccessControllerResolver.ROLE |
| + "Selector"); |
| resolver = (AccessControllerResolver) selector |
| .select(AccessControllerResolver.DEFAULT_RESOLVER); |
| |
| this.accessController = resolver.resolveAccessController(getSourceURL()); |
| |
| if (this.accessController == null) { |
| throw new RuntimeException("No access controller could be resolved for URL [" |
| + getSourceURL() + "]."); |
| } |
| |
| AccreditableManager accreditableManager = this.accessController |
| .getAccreditableManager(); |
| |
| this.userManager = accreditableManager.getUserManager(); |
| this.groupManager = accreditableManager.getGroupManager(); |
| this.roleManager = accreditableManager.getRoleManager(); |
| this.ipRangeManager = accreditableManager.getIPRangeManager(); |
| |
| } catch (Exception e) { |
| throw new RuntimeException("Initialization failed: ", e); |
| } finally { |
| if (selector != null) { |
| if (resolver != null) { |
| selector.release(resolver); |
| } |
| this.manager.release(selector); |
| } |
| } |
| |
| } |
| |
| /** |
| * @return Returns the groupManager. |
| */ |
| protected GroupManager getGroupManager() { |
| if (this.groupManager == null) { |
| initializeAccessController(); |
| } |
| return this.groupManager; |
| } |
| |
| /** |
| * @return Returns the ipRangeManager. |
| */ |
| protected IPRangeManager getIpRangeManager() { |
| if (this.ipRangeManager == null) { |
| initializeAccessController(); |
| } |
| return this.ipRangeManager; |
| } |
| |
| /** |
| * @return Returns the roleManager. |
| */ |
| protected RoleManager getRoleManager() { |
| if (this.roleManager == null) { |
| initializeAccessController(); |
| } |
| return this.roleManager; |
| } |
| |
| /** |
| * @return Returns the userManager. |
| */ |
| protected UserManager getUserManager() { |
| if (this.userManager == null) { |
| if (getLogger().isDebugEnabled()) |
| getLogger() |
| .debug( |
| "getUserManager() accessed, is null, so calling initializeAccessController"); |
| initializeAccessController(); |
| } |
| return this.userManager; |
| } |
| |
| /** |
| * @return Returns the accessController. |
| */ |
| protected AccessController getAccessController() { |
| if (this.accessController == null) { |
| initializeAccessController(); |
| } |
| return this.accessController; |
| } |
| } |