/*
* This code is distributed under The GNU Lesser General Public License (LGPLv3)
* Please visit GNU site for LGPLv3 http://www.gnu.org/copyleft/lesser.html
*
* Copyright Denis Pavlov 2009
* Web: http://www.genericdtoassembler.org
* SVN: https://svn.code.sf.net/p/geda-genericdto/code/trunk/
* SVN (mirror): http://geda-genericdto.googlecode.com/svn/trunk/
*/
package com.inspiresoftware.lib.dto.geda.config;
import com.inspiresoftware.lib.dto.geda.impl.DTOSupportImpl;
import com.inspiresoftware.lib.dto.geda.interceptor.GeDAInterceptor;
import com.inspiresoftware.lib.dto.geda.interceptor.impl.*;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.aop.config.AopNamespaceUtils;
import org.springframework.aop.support.DefaultBeanFactoryPointcutAdvisor;
import org.springframework.beans.MutablePropertyValues;
import org.springframework.beans.factory.config.BeanDefinition;
import org.springframework.beans.factory.config.ConstructorArgumentValues;
import org.springframework.beans.factory.config.RuntimeBeanReference;
import org.springframework.beans.factory.support.BeanDefinitionRegistry;
import org.springframework.beans.factory.support.RootBeanDefinition;
import org.springframework.beans.factory.xml.BeanDefinitionParser;
import org.springframework.beans.factory.xml.ParserContext;
import org.springframework.beans.factory.xml.XmlReaderContext;
import org.springframework.util.StringUtils;
import org.w3c.dom.Element;
/**
* .
* <p/>
* User: denispavlov
* Date: Jan 25, 2012
* Time: 4:12:57 PM
*/
public class AnnotationDrivenGeDABeanDefinitionParser implements BeanDefinitionParser {
private static final Logger LOG = LoggerFactory.getLogger(AnnotationDrivenGeDABeanDefinitionParser.class);
private static final String XSD_ATTR__DTO_SUPPORT = "dto-support";
private static final String XSD_ATTR__DTO_FACTORY = "dto-factory";
private static final String XSD_ATTR__DTO_ADAPTERS_REGISTRAR = "dto-adapters-registrar";
private static final String XSD_ATTR__DTO_DSL_REGISTRAR = "dto-dsl-registrar";
private static final String XSD_ATTR__ON_DTO_ASSEMBLY = "on-dto-assembly";
private static final String XSD_ATTR__ON_DTO_ASSEMBLED = "on-dto-assembled";
private static final String XSD_ATTR__ON_DTO_FAILED = "on-dto-failed";
private static final String XSD_ATTR__ON_ENTITY_ASSEMBLY = "on-entity-assembly";
private static final String XSD_ATTR__ON_ENTITY_ASSEMBLED = "on-entity-assembled";
private static final String XSD_ATTR__ON_ENTITY_FAILED = "on-entity-failed";
private static final String XSD_ATTR__USE_PREPROCESSOR = "use-bean-preprocessor";
private static final String XSD_ATTR__POINTCUT_MATCH_REGEX = "pointcut-match-regex";
private static final String XSD_ATTR__POINTCUT_NOMATCH_REGEX = "pointcut-nomatch-regex";
public static final String ADVISOR_BEAN_NAME = AnnotationDrivenGeDABeanDefinitionParser.class.getPackage().getName() + ".internalGeDAAdvisor";
public BeanDefinition parse(final Element element, final ParserContext parserContext) {
AopNamespaceUtils.registerAutoProxyCreatorIfNecessary(parserContext, element);
if (!parserContext.getRegistry().containsBeanDefinition(ADVISOR_BEAN_NAME)) {
final Boolean usePreprocessor = Boolean.valueOf(element.getAttribute(XSD_ATTR__USE_PREPROCESSOR));
final String dtoSupportBeanName = element.getAttribute(XSD_ATTR__DTO_SUPPORT);
final BeanDefinitionRegistry registry = parserContext.getRegistry();
final Object elementSource = parserContext.extractSource(element);
final RuntimeBeanReference dtoSupportDef;
if (!registry.containsBeanDefinition(dtoSupportBeanName)) {
final String dtoFactoryBeanName = element.getAttribute(XSD_ATTR__DTO_FACTORY);
final RuntimeBeanReference dtoFactoryRef = new RuntimeBeanReference(dtoFactoryBeanName);
final String dtoVcrBeanName = element.getAttribute(XSD_ATTR__DTO_ADAPTERS_REGISTRAR);
final RuntimeBeanReference dtoVcrRef;
if (StringUtils.hasLength(dtoVcrBeanName)) {
dtoVcrRef = new RuntimeBeanReference(dtoVcrBeanName);
} else {
dtoVcrRef = null;
}
final String dtoDslBeanName = element.getAttribute(XSD_ATTR__DTO_DSL_REGISTRAR);
final RuntimeBeanReference dtoDslRef;
if (StringUtils.hasLength(dtoDslBeanName)) {
dtoDslRef = new RuntimeBeanReference(dtoDslBeanName);
} else {
dtoDslRef = null;
}
dtoSupportDef =
this.setupDtoSupport(element, dtoSupportBeanName, registry, elementSource,
dtoFactoryRef, dtoVcrRef, dtoDslRef);
} else {
dtoSupportDef = new RuntimeBeanReference(dtoSupportBeanName);
}
if (usePreprocessor) {
// bean pre processor version of configuration
this.setupBootstapBeanPostprocessor(element, parserContext, elementSource);
final RuntimeBeanReference defaultCfgAdvice =
this.setupTransferableAdviceConfigResolver(
parserContext, elementSource, BootstrapAdviceConfigResolverImpl.class);
final String[] matchRegEx = this.getPointcutRegex(element, XSD_ATTR__POINTCUT_MATCH_REGEX);
final String[] noMatchRegEx = this.getPointcutRegex(element, XSD_ATTR__POINTCUT_NOMATCH_REGEX);
final RuntimeBeanReference pointcut =
this.setupPointcut(parserContext, elementSource, defaultCfgAdvice, matchRegEx, noMatchRegEx);
final RuntimeBeanReference defaultInterceptor =
this.setupGeDAInterceptor(parserContext, elementSource, dtoSupportDef, defaultCfgAdvice);
this.setupPointcutAdvisor(element, parserContext, elementSource, pointcut, defaultInterceptor);
} else {
// runtime advice discovery
final RuntimeBeanReference defaultCfgAdvice =
this.setupTransferableAdviceConfigResolver(
parserContext, elementSource, RuntimeAdviceConfigResolverImpl.class);
final String[] matchRegEx = this.getPointcutRegex(element, XSD_ATTR__POINTCUT_MATCH_REGEX);
final String[] noMatchRegEx = this.getPointcutRegex(element, XSD_ATTR__POINTCUT_NOMATCH_REGEX);
final RuntimeBeanReference pointcut =
this.setupPointcut(parserContext, elementSource, defaultCfgAdvice, matchRegEx, noMatchRegEx);
final RuntimeBeanReference defaultInterceptor =
this.setupGeDAInterceptor(parserContext, elementSource, dtoSupportDef, defaultCfgAdvice);
this.setupPointcutAdvisor(element, parserContext, elementSource, pointcut, defaultInterceptor);
}
}
return null;
}
protected RuntimeBeanReference setupDtoSupport(final Element element,
final String dtoSupportBeanName,
final BeanDefinitionRegistry registry,
final Object elementSource,
final RuntimeBeanReference dtoFactoryRef,
final RuntimeBeanReference dtoVcrRef,
final RuntimeBeanReference dtoDslRef) {
final RootBeanDefinition dtoSupportDef = new RootBeanDefinition(DTOSupportImpl.class);
dtoSupportDef.setSource(elementSource);
dtoSupportDef.setRole(BeanDefinition.ROLE_APPLICATION);
final MutablePropertyValues valuesArgs = dtoSupportDef.getPropertyValues();
valuesArgs.addPropertyValue("beanFactory", dtoFactoryRef);
if (dtoVcrRef != null) {
valuesArgs.addPropertyValue("adaptersRegistrar", dtoVcrRef);
}
if (dtoDslRef != null) {
valuesArgs.addPropertyValue("dslRegistrar", dtoDslRef);
}
setupListenerProperty(valuesArgs, "onDtoAssembly", element.getAttribute(XSD_ATTR__ON_DTO_ASSEMBLY));
setupListenerProperty(valuesArgs, "onDtoAssembled", element.getAttribute(XSD_ATTR__ON_DTO_ASSEMBLED));
setupListenerProperty(valuesArgs, "onDtoFailed", element.getAttribute(XSD_ATTR__ON_DTO_FAILED));
setupListenerProperty(valuesArgs, "onEntityAssembly", element.getAttribute(XSD_ATTR__ON_ENTITY_ASSEMBLY));
setupListenerProperty(valuesArgs, "onEntityAssembled", element.getAttribute(XSD_ATTR__ON_ENTITY_ASSEMBLED));
setupListenerProperty(valuesArgs, "onEntityFailed", element.getAttribute(XSD_ATTR__ON_ENTITY_FAILED));
registry.registerBeanDefinition(dtoSupportBeanName, dtoSupportDef);
return new RuntimeBeanReference(dtoSupportBeanName);
}
protected void setupListenerProperty(final MutablePropertyValues valuesArgs,
final String property, final String listenerName) {
if (StringUtils.hasLength(listenerName)) {
valuesArgs.addPropertyValue(property, new RuntimeBeanReference(listenerName));
}
}
protected RuntimeBeanReference setupTransferableAdviceConfigResolver(final ParserContext parserContext,
final Object elementSource,
final Class impl) {
final RootBeanDefinition defaultResolver = new RootBeanDefinition(impl);
defaultResolver.setSource(elementSource);
defaultResolver.setRole(BeanDefinition.ROLE_INFRASTRUCTURE);
final XmlReaderContext readerContext = parserContext.getReaderContext();
final String beanName = readerContext.registerWithGeneratedName(defaultResolver);
return new RuntimeBeanReference(beanName);
}
protected String[] getPointcutRegex(final Element element, final String attrName) {
final String matchRegexAttr = element.getAttribute(attrName);
final String[] matchRegex;
if (StringUtils.hasText(matchRegexAttr)) {
final String[] regex = matchRegexAttr.split(",");
matchRegex = new String[regex.length];
for (int i = 0; i < regex.length; i++) {
matchRegex[i] = regex[i].trim();
}
return matchRegex;
}
return new String[0];
}
protected RuntimeBeanReference setupPointcut(final ParserContext parserContext,
final Object elementSource,
final RuntimeBeanReference resolver,
final String[] pointcutMatchRegex,
final String[] pointcutNoMatchRegex) {
final RootBeanDefinition pointcut;
if (pointcutMatchRegex.length == 0 && pointcutNoMatchRegex.length == 0) {
pointcut = new RootBeanDefinition(GeDAMethodMatcherPointcut.class);
final ConstructorArgumentValues constructorArgs = pointcut.getConstructorArgumentValues();
constructorArgs.addGenericArgumentValue(resolver);
} else {
pointcut = new RootBeanDefinition(GeDAMethodRegExMatcherPointcut.class);
final ConstructorArgumentValues constructorArgs = pointcut.getConstructorArgumentValues();
constructorArgs.addGenericArgumentValue(resolver);
final MutablePropertyValues propertyValues = pointcut.getPropertyValues();
if (pointcutMatchRegex.length > 0) {
propertyValues.addPropertyValue("patterns", pointcutMatchRegex);
}
if (pointcutNoMatchRegex.length > 0) {
propertyValues.addPropertyValue("excludedPatterns", pointcutNoMatchRegex);
}
}
pointcut.setSource(elementSource);
pointcut.setRole(BeanDefinition.ROLE_INFRASTRUCTURE);
final XmlReaderContext readerContext = parserContext.getReaderContext();
final String pointcutBeanName = readerContext.registerWithGeneratedName(pointcut);
return new RuntimeBeanReference(pointcutBeanName);
}
protected RuntimeBeanReference setupGeDAInterceptor(final ParserContext parserContext,
final Object elementSource,
final RuntimeBeanReference defaultSupport,
final RuntimeBeanReference defaultResolver) {
final RootBeanDefinition defaultInterceptor = new RootBeanDefinition(GeDAInterceptor.class);
defaultInterceptor.setSource(elementSource);
defaultInterceptor.setRole(BeanDefinition.ROLE_INFRASTRUCTURE);
final MutablePropertyValues propertyValues = defaultInterceptor.getPropertyValues();
propertyValues.addPropertyValue("support", defaultSupport);
propertyValues.addPropertyValue("resolver", defaultResolver);
final XmlReaderContext readerContext = parserContext.getReaderContext();
final String beanName = readerContext.registerWithGeneratedName(defaultInterceptor);
return new RuntimeBeanReference(beanName);
}
protected RuntimeBeanReference setupPointcutAdvisor(final Element element,
final ParserContext parserContext,
final Object elementSource,
final RuntimeBeanReference pointcutBeanReference,
final RuntimeBeanReference interceptorBeanReference) {
final RootBeanDefinition pointcutAdvisor = new RootBeanDefinition(DefaultBeanFactoryPointcutAdvisor.class);
pointcutAdvisor.setSource(elementSource);
pointcutAdvisor.setRole(BeanDefinition.ROLE_INFRASTRUCTURE);
final MutablePropertyValues propertyValues = pointcutAdvisor.getPropertyValues();
propertyValues.addPropertyValue("adviceBeanName", interceptorBeanReference.getBeanName());
propertyValues.addPropertyValue("pointcut", pointcutBeanReference);
if (element.hasAttribute("order")) {
propertyValues.addPropertyValue("order", element.getAttribute("order"));
}
final BeanDefinitionRegistry registry = parserContext.getRegistry();
registry.registerBeanDefinition(ADVISOR_BEAN_NAME, pointcutAdvisor);
return new RuntimeBeanReference(ADVISOR_BEAN_NAME);
}
protected RuntimeBeanReference setupBootstapBeanPostprocessor(final Element element,
final ParserContext parserContext,
final Object elementSource) {
final RootBeanDefinition beanPostProcessor = new RootBeanDefinition(GeDABootstrapAdvicePostProcessor.class);
beanPostProcessor.setSource(elementSource);
beanPostProcessor.setRole(BeanDefinition.ROLE_INFRASTRUCTURE);
final XmlReaderContext readerContext = parserContext.getReaderContext();
final String beanName = readerContext.registerWithGeneratedName(beanPostProcessor);
return new RuntimeBeanReference(beanName);
}
}