/*
* JBoss, Home of Professional Open Source
* Copyright 2005, JBoss Inc., 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.jboss.ws.core.jaxws;
// $Id: JAXBContextCache.java 3828 2007-07-09 16:56:38Z heiko.braun@jboss.com $
import org.jboss.ws.core.CommonMessageContext;
import org.jboss.ws.core.soap.MessageContextAssociation;
import org.jboss.ws.core.utils.HashCodeUtil;
import org.jboss.ws.metadata.umdm.EndpointMetaData;
import javax.xml.bind.JAXBContext;
import java.util.Map;
import java.util.concurrent.ConcurrentHashMap;
/**
* Cache JAXBContext's.
*
* @author Heiko.Braun@jboss.org
* @since 26.01.2007
*/
public class JAXBContextCache
{
private Map<Integer, JAXBContext> cache = new ConcurrentHashMap<Integer, JAXBContext>();
public JAXBContext get(Class[] clazzes)
{
Integer id = buildId(clazzes);
return get(id);
}
public void add(Class[] clazzes, JAXBContext context)
{
Integer id = buildId(clazzes);
add(id, context);
}
private JAXBContext get(Integer id)
{
return cache.get(id);
}
private void add(Integer id, JAXBContext context)
{
cache.put(id, context);
}
private static Integer buildId(Class[] classes)
{
int sum = HashCodeUtil.SEED;
for (Class cls : classes)
{
sum = HashCodeUtil.hash(sum, cls.getName());
}
return sum;
}
/**
* Access the JAXBContext cache through the message context.
* The actual instance is assiciated with the EndpointMetaData.
* @return JAXBContextCache
*/
public static JAXBContextCache getContextCache()
{
CommonMessageContext msgContext = MessageContextAssociation.peekMessageContext();
EndpointMetaData epMetaData = msgContext.getEndpointMetaData();
return epMetaData.getJaxbCache();
}
}