| /** |
| * |
| * Copyright 2005-2006 The Apache Software Foundation or its licensors, as applicable. |
| * |
| * Licensed 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.xbean.spring.context.v2; |
| |
| import java.util.Iterator; |
| import java.util.List; |
| |
| import org.apache.xbean.spring.context.SpringApplicationContext; |
| import org.apache.xbean.spring.context.SpringXmlPreprocessor; |
| import org.springframework.beans.BeansException; |
| import org.springframework.beans.factory.support.BeanDefinitionRegistry; |
| import org.springframework.beans.factory.xml.NamespaceHandlerResolver; |
| import org.springframework.beans.factory.xml.ResourceEntityResolver; |
| import org.springframework.beans.factory.xml.XmlBeanDefinitionReader; |
| import org.springframework.context.ApplicationContext; |
| import org.springframework.core.io.Resource; |
| import org.w3c.dom.Document; |
| |
| /** |
| * XBeanXmlBeanDefinitionReader extends XmlBeanDefinitionReader adds support for SpringXMLPreprocessors which can |
| * modify the DOM before it is passed to Spring for reading. This allows for extra information to be added into the |
| * Spring configuration file that is processed and removed before Spring sees the xml. |
| * |
| * @author Dain Sundstrom |
| * @version $Id$ |
| * @since 2.0 |
| */ |
| public class XBeanXmlBeanDefinitionReader extends XmlBeanDefinitionReader { |
| private final SpringApplicationContext applicationContext; |
| private final List xmlPreprocessors; |
| |
| /** |
| * Creates a XBeanXmlBeanDefinitionReader for the specified applicationContext and beanFactory which will apply |
| * the xmlPreprocessors before passing the DOM to Spring for processing. |
| * @param applicationContext the application context for which the bean definitons will be loaded |
| * @param beanFactory the beanFactory that services will be loaded |
| * @param xmlPreprocessors the preprocessors to apply the DOM before passing to Spring for processing |
| */ |
| public XBeanXmlBeanDefinitionReader(SpringApplicationContext applicationContext, BeanDefinitionRegistry beanFactory, List xmlPreprocessors) { |
| super(beanFactory); |
| this.applicationContext = applicationContext; |
| this.xmlPreprocessors = xmlPreprocessors; |
| setNamespaceAware(true); |
| setValidationMode(VALIDATION_NONE); |
| setResourceLoader(applicationContext); |
| setEntityResolver(new ResourceEntityResolver(applicationContext)); |
| setDocumentReaderClass(XBeanBeanDefinitionDocumentReader.class); |
| } |
| |
| /** |
| * Gets the application context for which the bean definitons will be loaded. |
| * @return the application context for which the bean definitons will be loaded |
| */ |
| public ApplicationContext getApplicationContext() { |
| return applicationContext; |
| } |
| |
| /** |
| * {@inheritDoc} |
| */ |
| public int registerBeanDefinitions(Document doc, Resource resource) throws BeansException { |
| preprocess(doc); |
| return super.registerBeanDefinitions(doc, resource); |
| } |
| |
| protected NamespaceHandlerResolver createDefaultNamespaceHandlerResolver() { |
| return new XBeanNamespaceHandlerResolver(getBeanClassLoader()); |
| } |
| |
| private void preprocess(Document doc) { |
| for (Iterator iterator = xmlPreprocessors.iterator(); iterator.hasNext();) { |
| SpringXmlPreprocessor preprocessor = (SpringXmlPreprocessor) iterator.next(); |
| preprocessor.preprocess(applicationContext, this, doc); |
| } |
| } |
| |
| } |