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/*
* 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: JAXBDeserializer.java 4724 2007-10-10 14:19:14Z heiko.braun@jboss.com $
import org.jboss.ws.extensions.xop.jaxws.AttachmentUnmarshallerImpl;
import org.jboss.ws.core.binding.BindingException;
import org.jboss.ws.core.binding.TypeMappingImpl;
import org.jboss.ws.core.binding.ComplexTypeDeserializer;
import org.jboss.ws.core.binding.SerializationContext;
import org.jboss.ws.core.soap.MessageContextAssociation;
import org.jboss.ws.metadata.umdm.EndpointMetaData;
import org.jboss.ws.metadata.umdm.ServerEndpointMetaData;
import org.jboss.logging.Logger;
import org.jboss.wsf.spi.deployment.Endpoint;
import org.jboss.wsf.spi.binding.BindingCustomization;
import javax.xml.bind.JAXBContext;
import javax.xml.bind.JAXBElement;
import javax.xml.bind.Unmarshaller;
import javax.xml.namespace.QName;
import javax.xml.transform.Source;
import javax.xml.ws.WebServiceException;
/**
* A Deserializer that can handle complex types by delegating to JAXB.
*
* @author Thomas.Diesler@jboss.org
* @since 04-Dec-2004
*/
public class JAXBDeserializer extends ComplexTypeDeserializer
{
// provide logging
private static final Logger log = Logger.getLogger(JAXBDeserializer.class);
public JAXBDeserializer() throws BindingException
{
}
public Object deserialize(QName xmlName, QName xmlType, Source xmlFragment, SerializationContext serContext) throws BindingException
{
if(log.isDebugEnabled()) log.debug("deserialize: [xmlName=" + xmlName + ",xmlType=" + xmlType + "]");
Object value = null;
try
{
Class[] javaTypes = (Class[])serContext.getProperty(SerializationContextJAXWS.JAXB_CONTEXT_TYPES);
TypeMappingImpl typeMapping = serContext.getTypeMapping();
Class javaType = typeMapping.getJavaType(xmlType);
JAXBContext jaxbContext = getJAXBContext(javaTypes);
Unmarshaller unmarshaller = jaxbContext.createUnmarshaller();
unmarshaller.setAttachmentUnmarshaller( new AttachmentUnmarshallerImpl());
JAXBElement jbe = unmarshaller.unmarshal(xmlFragment, javaType);
value = jbe.getValue();
if(log.isDebugEnabled()) log.debug("deserialized: " + (value != null ? value.getClass().getName() : null));
}
catch (Exception ex)
{
handleUnmarshallException(ex);
}
return value;
}
/**
* Retrieve JAXBContext from cache or create new one and cache it.
* @param types
* @return JAXBContext
*/
private JAXBContext getJAXBContext(Class[] types){
JAXBContextCache cache = JAXBContextCache.getContextCache();
JAXBContext context = cache.get(types);
if(null==context)
{
BindingCustomization bindingCustomization = getBindingCustomization();
context = JAXBContextFactory.newInstance().createContext(types, bindingCustomization);
cache.add(types, context);
}
return context;
}
// 4.21 Conformance (Marshalling failure): If an error occurs when using the supplied JAXBContext to marshall
// a request or unmarshall a response, an implementation MUST throw a WebServiceException whose
// cause is set to the original JAXBException.
private void handleUnmarshallException(Exception ex)
{
if (ex instanceof WebServiceException)
throw (WebServiceException)ex;
throw new WebServiceException(ex);
}
}
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