001    /*
002      GRANITE DATA SERVICES
003      Copyright (C) 2011 GRANITE DATA SERVICES S.A.S.
004    
005      This file is part of Granite Data Services.
006    
007      Granite Data Services is free software; you can redistribute it and/or modify
008      it under the terms of the GNU Library General Public License as published by
009      the Free Software Foundation; either version 2 of the License, or (at your
010      option) any later version.
011    
012      Granite Data Services is distributed in the hope that it will be useful, but
013      WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
014      FITNESS FOR A PARTICULAR PURPOSE. See the GNU Library General Public License
015      for more details.
016    
017      You should have received a copy of the GNU Library General Public License
018      along with this library; if not, see <http://www.gnu.org/licenses/>.
019    */
020    
021    package org.granite.tide.spring;
022    
023    import org.granite.spring.FlexFilterBeanDefinitionParser;
024    import org.springframework.aop.config.AopNamespaceUtils;
025    import org.springframework.beans.factory.config.BeanDefinition;
026    import org.springframework.beans.factory.config.RuntimeBeanReference;
027    import org.springframework.beans.factory.parsing.BeanComponentDefinition;
028    import org.springframework.beans.factory.support.RootBeanDefinition;
029    import org.springframework.beans.factory.xml.BeanDefinitionParser;
030    import org.springframework.beans.factory.xml.ParserContext;
031    import org.w3c.dom.Element;
032    
033    /**
034     * @author William Drai
035     */
036    public class TideDataPublishingAdviceBeanDefinitionParser implements BeanDefinitionParser {
037    
038            public static final String DATA_PUBLISHING_ADVISOR_BEAN_NAME = "org.granite.tide.spring.DataPublishingAdvisor";
039    
040    
041            public BeanDefinition parse(Element element, ParserContext parserContext) {
042                    AopAutoProxyConfigurer.configureAutoProxyCreator(element, parserContext);
043                    return null;
044            }
045    
046    
047            /**
048             * Inner class to just introduce an AOP framework dependency when actually in proxy mode.
049             */
050            private static class AopAutoProxyConfigurer {
051    
052                    public static void configureAutoProxyCreator(Element element, ParserContext parserContext) {
053                            AopNamespaceUtils.registerAutoProxyCreatorIfNecessary(parserContext, element);
054    
055                            if (!parserContext.getRegistry().containsBeanDefinition(DATA_PUBLISHING_ADVISOR_BEAN_NAME)) {
056                                    // Create the TransactionInterceptor definition.
057                                    RootBeanDefinition interceptorDef = new RootBeanDefinition(TideDataPublishingInterceptor.class);
058                                    interceptorDef.setSource(parserContext.extractSource(element));
059                                    interceptorDef.setRole(BeanDefinition.ROLE_INFRASTRUCTURE);
060                                    interceptorDef.getPropertyValues().addPropertyValue("gravity", new RuntimeBeanReference(FlexFilterBeanDefinitionParser.GRAVITY_FACTORY_BEAN_NAME));
061    
062                                    RootBeanDefinition advisorDef = new RootBeanDefinition(TideDataPublishingAdvisor.class);
063                                    advisorDef.setSource(parserContext.extractSource(element));
064                                    advisorDef.setRole(BeanDefinition.ROLE_INFRASTRUCTURE);
065                                    advisorDef.getPropertyValues().addPropertyValue("dataPublishingInterceptor", interceptorDef);
066    
067                                    parserContext.registerBeanComponent(new BeanComponentDefinition(advisorDef, DATA_PUBLISHING_ADVISOR_BEAN_NAME));
068                            }
069                    }
070            }
071    }