diff options
Diffstat (limited to 'sandbox/sebastien/java/embed/modules/stripes/src/main/java/org/apache/tuscany/sca/stripes/TuscanyInterceptor.java')
-rw-r--r-- | sandbox/sebastien/java/embed/modules/stripes/src/main/java/org/apache/tuscany/sca/stripes/TuscanyInterceptor.java | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/sandbox/sebastien/java/embed/modules/stripes/src/main/java/org/apache/tuscany/sca/stripes/TuscanyInterceptor.java b/sandbox/sebastien/java/embed/modules/stripes/src/main/java/org/apache/tuscany/sca/stripes/TuscanyInterceptor.java new file mode 100644 index 0000000000..1381266c9e --- /dev/null +++ b/sandbox/sebastien/java/embed/modules/stripes/src/main/java/org/apache/tuscany/sca/stripes/TuscanyInterceptor.java @@ -0,0 +1,73 @@ +/* + * 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; + } +} |