From 132aa8a77685ec92bc90c03f987650d275a7b639 Mon Sep 17 00:00:00 2001 From: lresende Date: Mon, 30 Sep 2013 06:59:11 +0000 Subject: 2.0.1 RC1 release tag git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@1527464 13f79535-47bb-0310-9956-ffa450edef68 --- .../spring/context/SpringContextWrapper.java | 130 +++++++++++++++++++++ 1 file changed, 130 insertions(+) create mode 100644 sca-java-2.x/tags/2.0.1-RC1/modules/implementation-spring-runtime/src/main/java/org/apache/tuscany/sca/implementation/spring/context/SpringContextWrapper.java (limited to 'sca-java-2.x/tags/2.0.1-RC1/modules/implementation-spring-runtime/src/main/java/org/apache/tuscany/sca/implementation/spring/context/SpringContextWrapper.java') diff --git a/sca-java-2.x/tags/2.0.1-RC1/modules/implementation-spring-runtime/src/main/java/org/apache/tuscany/sca/implementation/spring/context/SpringContextWrapper.java b/sca-java-2.x/tags/2.0.1-RC1/modules/implementation-spring-runtime/src/main/java/org/apache/tuscany/sca/implementation/spring/context/SpringContextWrapper.java new file mode 100644 index 0000000000..4b0ad72972 --- /dev/null +++ b/sca-java-2.x/tags/2.0.1-RC1/modules/implementation-spring-runtime/src/main/java/org/apache/tuscany/sca/implementation/spring/context/SpringContextWrapper.java @@ -0,0 +1,130 @@ +/* + * 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.implementation.spring.context; + +import java.net.URL; +import java.util.List; + +import org.apache.tuscany.sca.implementation.spring.processor.ComponentNameAnnotationProcessor; +import org.apache.tuscany.sca.implementation.spring.processor.ConstructorAnnotationProcessor; +import org.apache.tuscany.sca.implementation.spring.processor.InitDestroyAnnotationProcessor; +import org.apache.tuscany.sca.implementation.spring.processor.PropertyAnnotationProcessor; +import org.apache.tuscany.sca.implementation.spring.processor.ReferenceAnnotationProcessor; +import org.apache.tuscany.sca.implementation.spring.provider.ComponentWrapper; +import org.apache.tuscany.sca.implementation.spring.provider.PropertyValueWrapper; +import org.apache.tuscany.sca.implementation.spring.provider.SpringImplementationWrapper; +import org.springframework.beans.BeansException; +import org.springframework.beans.factory.config.BeanPostProcessor; +import org.springframework.beans.factory.config.ConfigurableListableBeanFactory; +import org.springframework.beans.factory.xml.XmlBeanDefinitionReader; +import org.springframework.context.ApplicationContext; +import org.springframework.context.support.GenericApplicationContext; +import org.springframework.core.io.UrlResource; + +/** + * This is the runtime side tie for the corresponding tuscany side stub class. + * It enables the Tuscany code to invoke methods on a Spring context without + * needing to know about any Spring classes. See the SpringContextStub class + * in the implementation-spring module for what the stub does. + */ +public class SpringContextWrapper { + + private GenericApplicationContext springContext; + private SpringImplementationWrapper implementation; + + public SpringContextWrapper(SpringImplementationWrapper implementation, List resource) { + this.implementation = implementation; + SCAParentApplicationContext scaParentContext = new SCAParentApplicationContext(implementation); + springContext = createApplicationContext(scaParentContext, resource); + } + + public ApplicationContext getApplicationContext() { + return springContext; + } + + public void start() { + // Do refresh here to ensure that Spring Beans are not touched before the SCA config process is complete... + springContext.refresh(); + springContext.start(); + } + + public void close() { + springContext.close(); + if (springContext instanceof GenericApplicationContext) { + springContext.stop(); + } + } + + /** + * Include BeanPostProcessor to deal with SCA Annotations in Spring Bean + */ + private GenericApplicationContext createApplicationContext(SCAParentApplicationContext scaParentContext, + List resources) { + + GenericApplicationContext appCtx = + new SCAGenericApplicationContext(scaParentContext, implementation.getClassLoader()); + XmlBeanDefinitionReader xmlReader = new XmlBeanDefinitionReader(appCtx); + + // REVIEW: [rfeng] How do we control the schema validation + xmlReader.setValidating(false); + + for (URL resource : resources) { + xmlReader.loadBeanDefinitions(new UrlResource(resource)); + } + xmlReader.setBeanClassLoader(implementation.getClassLoader()); + includeAnnotationProcessors(appCtx.getBeanFactory()); + return appCtx; + + } + + public Object getBean(String id) throws BeansException { + return springContext.getBean(id); + } + + /** + * Include BeanPostProcessor to deal with SCA Annotations in Spring Bean + */ + private void includeAnnotationProcessors(ConfigurableListableBeanFactory beanFactory) { + + // Processor to deal with @Init and @Destroy SCA Annotations + BeanPostProcessor initDestroyProcessor = new InitDestroyAnnotationProcessor(); + beanFactory.addBeanPostProcessor(initDestroyProcessor); + + // Processor to deal with @Reference SCA Annotations + ComponentWrapper component = implementation.getComponentWrapper(); + BeanPostProcessor referenceProcessor = new ReferenceAnnotationProcessor(component); + beanFactory.addBeanPostProcessor(referenceProcessor); + + // Processor to deal with @Property SCA Annotations + PropertyValueWrapper pvs = implementation.getPropertyValueWrapper(); + BeanPostProcessor propertyProcessor = new PropertyAnnotationProcessor(pvs); + beanFactory.addBeanPostProcessor(propertyProcessor); + + // Processor to deal with @ComponentName SCA Annotations + BeanPostProcessor componentNameProcessor = + new ComponentNameAnnotationProcessor(implementation.getComponentName()); + beanFactory.addBeanPostProcessor(componentNameProcessor); + + // Processor to deal with @Constructor SCA Annotations + BeanPostProcessor constructorProcessor = new ConstructorAnnotationProcessor(); + beanFactory.addBeanPostProcessor(constructorProcessor); + } + +} -- cgit v1.2.3