diff options
author | jsdelfino <jsdelfino@13f79535-47bb-0310-9956-ffa450edef68> | 2010-08-29 02:55:29 +0000 |
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committer | jsdelfino <jsdelfino@13f79535-47bb-0310-9956-ffa450edef68> | 2010-08-29 02:55:29 +0000 |
commit | 88bf2a256b02e1858993bf097f4dc743d389e3f0 (patch) | |
tree | 298073eb40da33624a95f820e576e049c279e463 /sandbox/sebastien/java/extend/distribution/tomcat/tomcat-hook/src/main/java/org/apache/tuscany/sca/tomcat/TuscanyAnnotationsProcessor.java | |
parent | 490374326cf57b0161d053aea3a9f0cedd7d2228 (diff) |
Sandbox to experiment and extend the runtime.
git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@990479 13f79535-47bb-0310-9956-ffa450edef68
Diffstat (limited to 'sandbox/sebastien/java/extend/distribution/tomcat/tomcat-hook/src/main/java/org/apache/tuscany/sca/tomcat/TuscanyAnnotationsProcessor.java')
-rw-r--r-- | sandbox/sebastien/java/extend/distribution/tomcat/tomcat-hook/src/main/java/org/apache/tuscany/sca/tomcat/TuscanyAnnotationsProcessor.java | 85 |
1 files changed, 85 insertions, 0 deletions
diff --git a/sandbox/sebastien/java/extend/distribution/tomcat/tomcat-hook/src/main/java/org/apache/tuscany/sca/tomcat/TuscanyAnnotationsProcessor.java b/sandbox/sebastien/java/extend/distribution/tomcat/tomcat-hook/src/main/java/org/apache/tuscany/sca/tomcat/TuscanyAnnotationsProcessor.java new file mode 100644 index 0000000000..54947d6492 --- /dev/null +++ b/sandbox/sebastien/java/extend/distribution/tomcat/tomcat-hook/src/main/java/org/apache/tuscany/sca/tomcat/TuscanyAnnotationsProcessor.java @@ -0,0 +1,85 @@ +/* + * 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.tomcat; + +import java.lang.reflect.InvocationTargetException; +import java.lang.reflect.Method; + +import javax.naming.NamingException; +import javax.servlet.ServletContext; + +import org.apache.AnnotationProcessor; +import org.apache.catalina.util.DefaultAnnotationProcessor; + +public class TuscanyAnnotationsProcessor implements AnnotationProcessor { + + private TuscanyStandardContext tuscanyStandardContext; + private AnnotationProcessor tomcatAnnotationProcessor; + private Method tuscanyInjectMethod; + + public TuscanyAnnotationsProcessor(TuscanyStandardContext tuscanyStandardContext, javax.naming.Context context) { + this.tuscanyStandardContext = tuscanyStandardContext; + this.tomcatAnnotationProcessor = new DefaultAnnotationProcessor(context); + initInjectMethod(tuscanyStandardContext); + } + + private void initInjectMethod(TuscanyStandardContext tuscanyStandardContext) { + + // this needs to use reflection as the tuscany-hook module can't have any + // dependencies on the tuscany runtime modules as they're not + // in the server classpath + // TODO: is there a nicer way ? + + ClassLoader cl = tuscanyStandardContext.getParentClassLoader(); + try { + Class<?> c = Class.forName("org.apache.tuscany.sca.implementation.web.runtime.utils.ContextHelper", true, cl); + if (c != null) { + this.tuscanyInjectMethod = c.getMethod("inject", new Class[]{Object.class, ServletContext.class}); + } + } catch (Exception e){ + // ignore + } + } + + public void postConstruct(Object instance) throws IllegalAccessException, InvocationTargetException { + tomcatAnnotationProcessor.postConstruct(instance); + } + + public void preDestroy(Object instance) throws IllegalAccessException, InvocationTargetException { + tomcatAnnotationProcessor.preDestroy(instance); + } + + public void processAnnotations(Object instance) throws IllegalAccessException, InvocationTargetException, NamingException { + if (tuscanyInjectMethod != null) { + ServletContext sc = tuscanyStandardContext.getServletContext(); + if (sc != null) { + Object rc = sc.getAttribute("org.apache.tuscany.sca.implementation.web.RuntimeComponent"); + if (rc != null) { + try { + tuscanyInjectMethod.invoke(null, instance, sc); + } catch (Exception e) { + throw new InvocationTargetException(e); + } + } + } + } + tomcatAnnotationProcessor.processAnnotations(instance); + } +} |