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Diffstat (limited to 'sca-java-2.x/branches/2.0/modules/stripes/src/main/java/org/apache/tuscany/sca/stripes/TuscanyInterceptorSupport.java')
-rw-r--r-- | sca-java-2.x/branches/2.0/modules/stripes/src/main/java/org/apache/tuscany/sca/stripes/TuscanyInterceptorSupport.java | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/sca-java-2.x/branches/2.0/modules/stripes/src/main/java/org/apache/tuscany/sca/stripes/TuscanyInterceptorSupport.java b/sca-java-2.x/branches/2.0/modules/stripes/src/main/java/org/apache/tuscany/sca/stripes/TuscanyInterceptorSupport.java new file mode 100644 index 0000000000..4c73f28a08 --- /dev/null +++ b/sca-java-2.x/branches/2.0/modules/stripes/src/main/java/org/apache/tuscany/sca/stripes/TuscanyInterceptorSupport.java @@ -0,0 +1,57 @@ +/* + * 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.config.ConfigurableComponent; +import net.sourceforge.stripes.config.Configuration; +import net.sourceforge.stripes.controller.Interceptor; + +import javax.servlet.ServletContext; + +/** + * <p>Base class for developing Interceptors with dependencies on SCA component references. <b>Not</b> + * to be confused with {@link TuscanyInterceptor} which injects SCA reference proxies into + * ActionBeans. For example, you may wish to subclass this class in order to write an + * interceptor with access to Tuscany ???.</p> + * + * TODO: does Tuscany really need this? + * + * <p>Since Interceptors are long-lived objects that are instantiated at application startup + * time, and not per-request, the Tuscany wiring takes place in the init() method and happens + * only once when the interceptor is first created and initialized.</p> + * + * Created for Tuscany from the Stripes SpringInterceptorSupport written by Tim Fennell + */ +public abstract class TuscanyInterceptorSupport implements Interceptor, ConfigurableComponent { + + /** + * Fetches the ServletContext and invokes TuscanyHelper.injectBeans() to auto-wire any + * Tuscany dependencies prior to being placed into service. + * + * @param configuration the Stripes Configuration + * @throws Exception if there are problems with the Tuscany configuration/wiring + */ + public void init(Configuration configuration) throws Exception { + ServletContext ctx = configuration.getBootstrapPropertyResolver() + .getFilterConfig().getServletContext(); + + TuscanyHelper.injectBeans(this, ctx); + } +} |