/*******************************************************************************
* This file is part of OpenNMS(R).
*
* Copyright (C) 2009-2011 The OpenNMS Group, Inc.
* OpenNMS(R) is Copyright (C) 1999-2011 The OpenNMS Group, Inc.
*
* OpenNMS(R) is a registered trademark of The OpenNMS Group, Inc.
*
* OpenNMS(R) is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published
* by the Free Software Foundation, either version 3 of the License,
* or (at your option) any later version.
*
* OpenNMS(R) is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with OpenNMS(R). If not, see:
* http://www.gnu.org/licenses/
*
* For more information contact:
* OpenNMS(R) Licensing <license@opennms.org>
* http://www.opennms.org/
* http://www.opennms.com/
*******************************************************************************/
package org.opennms.core.soa.config;
import static org.opennms.core.soa.config.Constants.SERVICE_REGISTRY_BEAN_NAME;
import java.util.List;
import org.opennms.core.soa.support.ReferenceListFactoryBean;
import org.opennms.core.soa.support.RegistrationListenerBean;
import org.springframework.beans.factory.support.AbstractBeanDefinition;
import org.springframework.beans.factory.support.BeanDefinitionBuilder;
import org.springframework.beans.factory.xml.AbstractBeanDefinitionParser;
import org.springframework.beans.factory.xml.ParserContext;
import org.springframework.util.StringUtils;
import org.springframework.util.xml.DomUtils;
import org.w3c.dom.Element;
/**
* <p>ReferenceListBeanDefinitionParser class.</p>
*
* @author ranger
* @version $Id: $
*/
public class ReferenceListBeanDefinitionParser extends AbstractBeanDefinitionParser {
private static final String INTERFACE_ATTR = "interface";
private static final String FILTER_ATTR = "filter";
private String m_serviceInterface = null;
/** {@inheritDoc} */
@Override
protected AbstractBeanDefinition parseInternal(Element element, ParserContext context) {
BeanDefinitionBuilder factory = BeanDefinitionBuilder.rootBeanDefinition(ReferenceListFactoryBean.class);
factory.addPropertyReference("serviceRegistry", SERVICE_REGISTRY_BEAN_NAME);
String serviceInterface = element.getAttribute(INTERFACE_ATTR);
if (StringUtils.hasText(serviceInterface)) {
m_serviceInterface = serviceInterface;
factory.addPropertyValue("serviceInterface", serviceInterface);
}
String filter = element.getAttribute(FILTER_ATTR);
if (StringUtils.hasText(filter)) {
factory.addPropertyValue("filter", filter);
}
List<Element> childElements = DomUtils.getChildElementsByTagName(element, "listener");
if (childElements != null && childElements.size() > 0) {
parseList(childElements, factory);
}
return factory.getBeanDefinition();
}
private void parseList(List<Element> childElements, BeanDefinitionBuilder factory) {
BeanDefinitionBuilder listener = parseListener((Element)childElements.get(0));
factory.addPropertyValue("listener", listener.getBeanDefinition());
}
private BeanDefinitionBuilder parseListener(Element element) {
BeanDefinitionBuilder listener = BeanDefinitionBuilder.rootBeanDefinition(RegistrationListenerBean.class);
listener.addPropertyReference("target", element.getAttribute("ref"));
listener.addPropertyValue("serviceInterface", m_serviceInterface);
listener.addPropertyValue("bindMethod", element.getAttribute("bind-method"));
listener.addPropertyValue("unbindMethod", element.getAttribute("unbind-method"));
return listener;
}
}