001/**
002 *   GRANITE DATA SERVICES
003 *   Copyright (C) 2006-2013 GRANITE DATA SERVICES S.A.S.
004 *
005 *   This file is part of the Granite Data Services Platform.
006 *
007 *   Granite Data Services is free software; you can redistribute it and/or
008 *   modify it under the terms of the GNU Lesser General Public
009 *   License as published by the Free Software Foundation; either
010 *   version 2.1 of the License, or (at your option) any later version.
011 *
012 *   Granite Data Services is distributed in the hope that it will be useful,
013 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
014 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser
015 *   General Public License for more details.
016 *
017 *   You should have received a copy of the GNU Lesser General Public
018 *   License along with this library; if not, write to the Free Software
019 *   Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
020 *   USA, or see <http://www.gnu.org/licenses/>.
021 */
022package org.granite.spring;
023
024import java.util.List;
025
026import org.springframework.beans.factory.support.BeanDefinitionBuilder;
027import org.springframework.beans.factory.support.ManagedList;
028import org.springframework.beans.factory.xml.AbstractSingleBeanDefinitionParser;
029import org.springframework.beans.factory.xml.ParserContext;
030import org.springframework.core.Conventions;
031import org.springframework.util.StringUtils;
032import org.springframework.util.xml.DomUtils;
033import org.w3c.dom.Element;
034
035/**
036 * @author William Drai
037 */
038public class ActiveMQTopicDestinationBeanDefinitionParser extends AbstractSingleBeanDefinitionParser {
039
040    @Override
041    protected void doParse(Element element, ParserContext parserContext, BeanDefinitionBuilder builder) {
042        builder.setLazyInit(false);
043        
044        mapOptionalAttributes(element, parserContext, builder, "id", "name", "connection-factory", "jndi-name", "destination-jndi-name",
045                        "acknowledge-mode", "transacted-sessions", "text-messages", "no-local", "session-selector", "broker-url", "create-broker", 
046                        "wait-for-start", "durable", "file-store-root");
047        
048        String securizerRef = element.getAttribute("securizer");
049        if (StringUtils.hasText(securizerRef))
050                builder.addPropertyReference("securizer", securizerRef);
051        
052        Object sourceElement = parserContext.extractSource(element);
053        ManagedList<String> roles = new ManagedList<String>();
054        roles.setSource(sourceElement);
055        List<Element> rolesElements = DomUtils.getChildElementsByTagName(element, "roles");
056        for (Element rolesElement : rolesElements) {
057            List<Element> valueElements = DomUtils.getChildElementsByTagName(rolesElement, "role");
058            for (Element valueElement : valueElements)
059                roles.add(valueElement.getTextContent());
060        }
061        if (!roles.isEmpty())
062                builder.addPropertyValue("roles", roles);        
063    }
064
065    @Override
066    protected String getBeanClassName(Element element) {
067        return "org.granite.spring.ActiveMQTopicDestination";
068    }
069
070    static void mapOptionalAttributes(Element element, ParserContext parserContext, BeanDefinitionBuilder builder, String... attrs) {
071        for (String attr : attrs) {
072            String value = element.getAttribute(attr);
073            if (StringUtils.hasText(value)) {
074                String propertyName = Conventions.attributeNameToPropertyName(attr);
075                if (validateProperty(element, parserContext, propertyName, attr)) {
076                    builder.addPropertyValue(propertyName, value);
077                }
078            }
079        }
080    }
081
082    private static boolean validateProperty(Element element, ParserContext parserContext, String propertyName, String attr) {
083        if (!StringUtils.hasText(propertyName)) {
084            parserContext.getReaderContext().error(
085                "Illegal property name trying to convert from attribute '" + attr + "' : cannot be null or empty.",
086                parserContext.extractSource(element));
087            return false;
088        }
089        return true;
090    }
091}