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Spring Data module to provide sophisticated support for JPA repositories
/*
* Copyright 2008-2012 the original author or authors.
*
* 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.springframework.data.jpa.repository.config;
import static org.springframework.beans.factory.support.BeanDefinitionBuilder.*;
import org.springframework.aop.framework.ProxyFactoryBean;
import org.springframework.aop.target.LazyInitTargetSource;
import org.springframework.beans.factory.config.BeanDefinition;
import org.springframework.beans.factory.parsing.BeanComponentDefinition;
import org.springframework.beans.factory.support.AbstractBeanDefinition;
import org.springframework.beans.factory.support.BeanDefinitionBuilder;
import org.springframework.beans.factory.support.RootBeanDefinition;
import org.springframework.beans.factory.xml.BeanDefinitionParser;
import org.springframework.beans.factory.xml.ParserContext;
import org.springframework.util.StringUtils;
import org.w3c.dom.Element;
/**
* {@link BeanDefinitionParser} for the {@code auditing} element. Sets up an AudE
*
* @author Oliver Gierke
*/
public class AuditingBeanDefinitionParser implements BeanDefinitionParser {
static final String AUDITING_ENTITY_LISTENER_CLASS_NAME = "org.springframework.data.jpa.domain.support.AuditingEntityListener";
private static final String AUDITING_BFPP_CLASS_NAME = "org.springframework.data.jpa.domain.support.AuditingBeanFactoryPostProcessor";
/*
* (non-Javadoc)
*
* @see
* org.springframework.beans.factory.xml.BeanDefinitionParser#parse(org.
* w3c.dom.Element, org.springframework.beans.factory.xml.ParserContext)
*/
public BeanDefinition parse(Element element, ParserContext parser) {
new SpringConfiguredBeanDefinitionParser().parse(element, parser);
BeanDefinitionBuilder builder = rootBeanDefinition(AUDITING_ENTITY_LISTENER_CLASS_NAME);
builder.setScope("prototype");
String auditorAwareRef = element.getAttribute("auditor-aware-ref");
if (StringUtils.hasText(auditorAwareRef)) {
builder.addPropertyValue("auditorAware", createLazyInitTargetSourceBeanDefinition(auditorAwareRef));
}
builder.addPropertyValue("dateTimeForNow", element.getAttribute("set-dates"));
String dateTimeProviderRef = element.getAttribute("date-time-provider-ref");
if (StringUtils.hasText(dateTimeProviderRef)) {
builder.addPropertyReference("dateTimeProvider", dateTimeProviderRef);
}
registerInfrastructureBeanWithId(builder.getRawBeanDefinition(), AUDITING_ENTITY_LISTENER_CLASS_NAME, parser,
element);
RootBeanDefinition def = new RootBeanDefinition();
def.setBeanClassName(AUDITING_BFPP_CLASS_NAME);
registerInfrastructureBeanWithId(def, AUDITING_BFPP_CLASS_NAME, parser, element);
return null;
}
private BeanDefinition createLazyInitTargetSourceBeanDefinition(String auditorAwareRef) {
BeanDefinitionBuilder targetSourceBuilder = rootBeanDefinition(LazyInitTargetSource.class);
targetSourceBuilder.addPropertyValue("targetBeanName", auditorAwareRef);
BeanDefinitionBuilder builder = rootBeanDefinition(ProxyFactoryBean.class);
builder.addPropertyValue("targetSource", targetSourceBuilder.getBeanDefinition());
return builder.getBeanDefinition();
}
private void registerInfrastructureBeanWithId(AbstractBeanDefinition def, String id, ParserContext context,
Element element) {
def.setRole(BeanDefinition.ROLE_INFRASTRUCTURE);
def.setSource(context.extractSource(element));
context.registerBeanComponent(new BeanComponentDefinition(def, id));
}
/**
* Copied code of SpringConfiguredBeanDefinitionParser until this class gets public.
*
* @see http://jira.springframework.org/browse/SPR-7340
* @author Juergen Hoeller
*/
private static class SpringConfiguredBeanDefinitionParser implements BeanDefinitionParser {
/**
* The bean name of the internally managed bean configurer aspect.
*/
private static final String BEAN_CONFIGURER_ASPECT_BEAN_NAME = "org.springframework.context.config.internalBeanConfigurerAspect";
private static final String BEAN_CONFIGURER_ASPECT_CLASS_NAME = "org.springframework.beans.factory.aspectj.AnnotationBeanConfigurerAspect";
public BeanDefinition parse(Element element, ParserContext parserContext) {
if (!parserContext.getRegistry().containsBeanDefinition(BEAN_CONFIGURER_ASPECT_BEAN_NAME)) {
RootBeanDefinition def = new RootBeanDefinition();
def.setBeanClassName(BEAN_CONFIGURER_ASPECT_CLASS_NAME);
def.setFactoryMethodName("aspectOf");
def.setRole(BeanDefinition.ROLE_INFRASTRUCTURE);
def.setSource(parserContext.extractSource(element));
parserContext.registerBeanComponent(new BeanComponentDefinition(def, BEAN_CONFIGURER_ASPECT_BEAN_NAME));
}
return null;
}
}
}