| /* |
| * 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.processor; |
| |
| import java.net.URL; |
| import java.util.List; |
| |
| import org.apache.tuscany.sca.contribution.processor.ProcessorContext; |
| import org.apache.tuscany.sca.implementation.spring.SpringBeanElement; |
| import org.apache.tuscany.sca.implementation.spring.SpringSCAPropertyElement; |
| import org.apache.tuscany.sca.implementation.spring.SpringSCAReferenceElement; |
| import org.apache.tuscany.sca.implementation.spring.SpringSCAServiceElement; |
| import org.apache.tuscany.sca.implementation.spring.context.SCAGenericApplicationContext; |
| import org.apache.tuscany.sca.implementation.spring.xml.SpringXMLBeanDefinitionLoader; |
| import org.springframework.beans.factory.xml.XmlBeanDefinitionReader; |
| import org.springframework.context.ApplicationContext; |
| import org.springframework.core.io.UrlResource; |
| |
| /** |
| * A tie that allows Tuscany to call Spring library to load the application context for the purpose of introspection |
| */ |
| public class SpringXMLBeanDefinitionLoaderImpl implements SpringXMLBeanDefinitionLoader { |
| |
| private static SCAGenericApplicationContext createApplicationContext(Object scaParentContext, |
| ClassLoader classLoader, |
| List<URL> resources) { |
| if (classLoader == null) { |
| classLoader = Thread.currentThread().getContextClassLoader(); |
| } |
| |
| SCAGenericApplicationContext appCtx = |
| new SCAGenericApplicationContext((ApplicationContext)scaParentContext, classLoader); |
| 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)); |
| } |
| |
| return appCtx; |
| |
| } |
| |
| @Override |
| public Object load(List<URL> resources, |
| List<SpringSCAServiceElement> serviceElements, |
| List<SpringSCAReferenceElement> referenceElements, |
| List<SpringSCAPropertyElement> propertyElements, |
| List<SpringBeanElement> beanElements, |
| ProcessorContext context) { |
| // FIXME: [rfeng] We should try to avoid parsing the Spring xml twice for the deployment and runtime |
| SCAGenericApplicationContext applicationContext = createApplicationContext(null, null, resources); |
| serviceElements.addAll(applicationContext.getServiceElements()); |
| referenceElements.addAll(applicationContext.getReferenceElements()); |
| propertyElements.addAll(applicationContext.getPropertyElements()); |
| beanElements.addAll(applicationContext.getBeanElements()); |
| return applicationContext; |
| } |
| |
| } |