/*
* 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.wsf.container.jboss50.invocation;
// $Id: ServiceEndpointInterceptor.java 6342 2008-04-10 18:29:28Z heiko.braun@jboss.com $
import org.jboss.ejb.plugins.AbstractInterceptor;
import org.jboss.invocation.InvocationKey;
import org.jboss.logging.Logger;
import org.jboss.wsf.spi.invocation.HandlerCallback;
import org.jboss.wsf.spi.invocation.Invocation;
import org.jboss.wsf.spi.metadata.j2ee.serviceref.UnifiedHandlerMetaData.HandlerType;
import javax.xml.rpc.handler.soap.SOAPMessageContext;
/**
* This Interceptor does the ws4ee handler processing.
*
* According to the ws4ee spec the handler logic must be invoked after the container
* applied method level security to the invocation.
*
* @author Thomas.Diesler@jboss.org
* @since 21-Sep-2005
*/
public class ServiceEndpointInterceptor extends AbstractInterceptor
{
// provide logging
private static Logger log = Logger.getLogger(ServiceEndpointInterceptor.class);
// Interceptor implementation --------------------------------------
/** Before and after we call the service endpoint bean, we process the handler chains.
*/
public Object invoke(final org.jboss.invocation.Invocation jbInv) throws Exception
{
// If no msgContext, it's not for us
SOAPMessageContext msgContext = (SOAPMessageContext)jbInv.getPayloadValue(InvocationKey.SOAP_MESSAGE_CONTEXT);
if (msgContext == null)
{
return getNext().invoke(jbInv);
}
// Get the endpoint invocation
Invocation wsInv = (Invocation)jbInv.getValue(Invocation.class.getName());
// Get the handler callback
HandlerCallback callback = (HandlerCallback)jbInv.getValue(HandlerCallback.class.getName());
// Handlers need to be Tx. Therefore we must invoke the handler chain after the TransactionInterceptor.
if (callback != null && wsInv != null)
{
try
{
// call the request handlers
boolean handlersPass = callback.callRequestHandlerChain(wsInv, HandlerType.ENDPOINT);
handlersPass = handlersPass && callback.callRequestHandlerChain(wsInv, HandlerType.POST);
// Call the next interceptor in the chain
if (handlersPass)
{
// The SOAPContentElements stored in the EndpointInvocation might have changed after
// handler processing. Get the updated request payload. This should be a noop if request
// handlers did not modify the incomming SOAP message.
Object[] reqParams = wsInv.getArgs();
jbInv.setArguments(reqParams);
Object resObj = getNext().invoke(jbInv);
// Setting the message to null should trigger binding of the response message
msgContext.setMessage(null);
wsInv.setReturnValue(resObj);
}
// call the response handlers
handlersPass = callback.callResponseHandlerChain(wsInv, HandlerType.POST);
handlersPass = handlersPass && callback.callResponseHandlerChain(wsInv, HandlerType.ENDPOINT);
// update the return value after response handler processing
Object resObj = wsInv.getReturnValue();
return resObj;
}
catch (Exception ex)
{
try
{
// call the fault handlers
boolean handlersPass = callback.callFaultHandlerChain(wsInv, HandlerType.POST, ex);
handlersPass = handlersPass && callback.callFaultHandlerChain(wsInv, HandlerType.ENDPOINT, ex);
}
catch (Exception subEx)
{
log.warn("Cannot process handlerChain.handleFault, ignoring: ", subEx);
}
throw ex;
}
finally
{
// do nothing
}
}
else
{
log.warn("Handler callback not available");
return getNext().invoke(jbInv);
}
}
}