| /* |
| * 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.tuscany.sca.stripes; |
| |
| import net.sourceforge.stripes.action.Resolution; |
| import net.sourceforge.stripes.controller.ExecutionContext; |
| import net.sourceforge.stripes.controller.Interceptor; |
| import net.sourceforge.stripes.controller.Intercepts; |
| import net.sourceforge.stripes.controller.LifecycleStage; |
| import net.sourceforge.stripes.util.Log; |
| |
| |
| /** |
| * <p>An {@link Interceptor} that uses the implementation.web ComponentContext to inject reference |
| * proxies into newly created ActionBeans immediately following ActionBeanResolution. For more |
| * information on how the injection is performed see {@link TuscanyHelper#injectBeans(Object, |
| * net.sourceforge.stripes.action.ActionBeanContext)}.</p> |
| * |
| * <p>To configure the TuscanyInterceptor for use you will need to add the following to your |
| * web.xml (assuming no other interceptors are yet configured):</p> |
| * |
| * <pre> |
| * <init-param> |
| * <param-name>Interceptor.Classes</param-name> |
| * <param-value> |
| * org.apache.tuscany.sca.stripes.TuscanyInterceptor, |
| * net.sourceforge.stripes.controller.BeforeAfterMethodInterceptor |
| * </param-value> |
| * </init-param> |
| * </pre> |
| * |
| * <p>If one or more interceptors are already configured in your web.xml simply separate the |
| * fully qualified names of the interceptors with commas (additional whitespace is ok).</p> |
| * |
| * Created for Tuscany from the Stripes SpringInterceptor written by Tim Fennell |
| */ |
| @Intercepts(LifecycleStage.ActionBeanResolution) |
| public class TuscanyInterceptor implements Interceptor { |
| private static final Log log = Log.getInstance(TuscanyInterceptor.class); |
| |
| /** |
| * Allows ActionBean resolution to proceed and then once the ActionBean has been |
| * located invokes the {@link TuscanyHelper} to perform SCA reference injection. |
| * |
| * @param context the current execution context |
| * @return the Resolution produced by calling context.proceed() |
| * @throws Exception if the Tuscany injection process produced unrecoverable errors |
| */ |
| public Resolution intercept(ExecutionContext context) throws Exception { |
| Resolution resolution = context.proceed(); |
| log.debug("Running Tuscany dependency injection for instance of ", |
| context.getActionBean().getClass().getSimpleName()); |
| TuscanyHelper.injectBeans(context.getActionBean(), context.getActionBeanContext()); |
| return resolution; |
| } |
| } |