/*
* JBoss, a division of Red Hat
* Copyright 2011, Red Hat Middleware, LLC, and individual
* contributors as indicated by the @authors tag. See the
* copyright.txt in the distribution for a full listing of
* individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.gatein.wsrp.consumer.registry.xml;
import org.gatein.common.xml.NullEntityResolver;
import org.gatein.wsrp.WSRPConsumer;
import org.gatein.wsrp.consumer.registry.InMemoryConsumerRegistry;
import org.jboss.xb.binding.JBossXBException;
import org.jboss.xb.binding.ObjectModelFactory;
import org.jboss.xb.binding.Unmarshaller;
import org.jboss.xb.binding.UnmarshallerFactory;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.xml.sax.EntityResolver;
import java.io.IOException;
import java.io.InputStream;
import java.net.URL;
import java.util.SortedMap;
/**
* @author <a href="mailto:chris.laprun@jboss.com">Chris Laprun</a>
* @version $Revision: 9360 $
*/
public class XMLConsumerRegistry extends InMemoryConsumerRegistry
{
private final static Logger log = LoggerFactory.getLogger(XMLConsumerRegistry.class);
/** . */
private static final String defaultWSRPLocation = "conf/wsrp-consumers-config.xml";
private InputStream configurationIS;
private EntityResolver entityResolver;
public XMLConsumerRegistry(InputStream configurationInputStream)
{
configurationIS = configurationInputStream;
}
public EntityResolver getEntityResolver()
{
return entityResolver;
}
public void setEntityResolver(EntityResolver entityResolver)
{
this.entityResolver = entityResolver;
}
public void reloadConsumers()
{
if (configurationIS == null)
{
URL defaultWSRPURL = Thread.currentThread().getContextClassLoader().getResource(defaultWSRPLocation);
try
{
configurationIS = defaultWSRPURL.openStream();
}
catch (IOException e)
{
throw new RuntimeException("Couldn't open default XML WSRP Consumer configuration file", e);
}
}
Unmarshaller unmarshaller = UnmarshallerFactory.newInstance().newUnmarshaller();
ObjectModelFactory factory = new XMLWSRPConsumerFactory(this);
if (entityResolver == null)
{
log.debug("Could not obtain entity resolver for XMLConsumerRegistry");
entityResolver = new NullEntityResolver();
}
try
{
unmarshaller.setEntityResolver(entityResolver);
initConsumers((SortedMap<String, WSRPConsumer>)unmarshaller.unmarshal(configurationIS, factory, null));
}
catch (JBossXBException e)
{
throw new RuntimeException("Couldn't unmarshall WSRP Consumers configuration", e);
}
}
}