1 /* 2 * Licensed to the Apache Software Foundation (ASF) under one 3 * or more contributor license agreements. See the NOTICE file 4 * distributed with this work for additional information 5 * regarding copyright ownership. The ASF licenses this file 6 * to you under the Apache License, Version 2.0 (the 7 * "License"); you may not use this file except in compliance 8 * with the License. You may obtain a copy of the License at 9 * 10 * http://www.apache.org/licenses/LICENSE-2.0 11 * 12 * Unless required by applicable law or agreed to in writing, 13 * software distributed under the License is distributed on an 14 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 15 * KIND, either express or implied. See the License for the 16 * specific language governing permissions and limitations 17 * under the License. 18 */ 19 20 package org.apache.myfaces.orchestra.viewController; 21 22 /** 23 * A {@link org.apache.myfaces.orchestra.viewController.ViewControllerManager} implementation which uses 24 * annotations on backing beans to determine the beans responsible for a given view and execute 25 * the appropriate annotated methods. 26 * 27 * <p>When using Spring, every bean declaration in the spring config files is checked to see if the 28 * referenced class has annotations, and if so that information is cached. Here, that information is 29 * then used to locate a bean which has a ViewController annotation that references the current view.</p> 30 * 31 * <p>See also org.apache.myfaces.orchestra.viewController.annotations.*.</p> 32 * 33 * <p> 34 * Notice: For backward compatiblity with the Orchestra-core module this ViewControllerManager 35 * will take the Orchestra-core naming strategy 36 * into account and uses reflection if no annotated method were found. 37 * </p> 38 * 39 * @see org.apache.myfaces.orchestra.viewController.ViewControllerManager 40 * @see org.apache.myfaces.orchestra.viewController.PlainAnnotationsViewControllerManager 41 */ 42 public class AnnotationsViewControllerManager extends AbstractAnnotationsViewControllerManager 43 { 44 private ViewControllerNameMapper viewControllerNameMapper; 45 private ViewControllerExecutor viewControllerExecutor; 46 47 public AnnotationsViewControllerManager() 48 { 49 } 50 51 public void initManager() 52 { 53 // Set things up so that finding a bean-name for a viewId looks first using an 54 // AnnotationsViewControllerNameMapper, then a DefaultViewControllerNameMapper. 55 viewControllerNameMapper = 56 new CompositeViewControllerNameMapper( 57 new ViewControllerNameMapper[] 58 { 59 new AnnotationsViewControllerNameMapper(getAnnotationInfoManager()), 60 new DefaultViewControllerNameMapper() 61 }); 62 63 // Set things up so that executing a method first using an 64 // AnnotationsViewControllerExecutor, then a ReflectiveViewControllerExecutor. 65 viewControllerExecutor = 66 new CompositeViewControllerExecutor( 67 new ViewControllerExecutor[] 68 { 69 new AnnotationsViewControllerExecutor(getAnnotationInfoManager()), 70 new ReflectiveViewControllerExecutor() 71 }); 72 } 73 74 protected ViewControllerNameMapper getViewControllerNameMapper() 75 { 76 return viewControllerNameMapper; 77 } 78 79 protected ViewControllerExecutor getViewControllerExecutor() 80 { 81 return viewControllerExecutor; 82 } 83 }