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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.server;
// $Id: ServiceEndpointInvokerEJB21.java 3772 2007-07-01 19:29:13Z thomas.diesler@jboss.com $
import org.jboss.logging.Logger;
import org.jboss.ws.WSException;
import org.jboss.ws.core.CommonBinding;
import org.jboss.ws.core.CommonBindingProvider;
import org.jboss.ws.core.CommonMessageContext;
import org.jboss.ws.core.EndpointInvocation;
import org.jboss.ws.core.binding.BindingException;
import org.jboss.ws.core.soap.MessageContextAssociation;
import org.jboss.ws.metadata.umdm.OperationMetaData;
import org.jboss.ws.metadata.umdm.ServerEndpointMetaData;
import org.jboss.wsf.spi.deployment.Endpoint;
import org.jboss.wsf.spi.invocation.HandlerCallback;
import org.jboss.wsf.spi.invocation.Invocation;
import org.jboss.wsf.spi.invocation.InvocationContext;
import org.jboss.wsf.spi.metadata.j2ee.serviceref.UnifiedHandlerMetaData.HandlerType;
/**
* Handles invocations on EJB21 endpoints.
*
* @author Thomas.Diesler@jboss.org
* @since 25-Apr-2007
*/
public class ServiceEndpointInvokerEJB21 extends ServiceEndpointInvoker
{
// provide logging
private static final Logger log = Logger.getLogger(ServiceEndpointInvokerEJB21.class);
@Override
protected Invocation setupInvocation(Endpoint ep, EndpointInvocation epInv, InvocationContext invContext) throws Exception
{
Invocation inv = super.setupInvocation(ep, epInv, invContext);
// Attach the handler callback
ServerEndpointMetaData sepMetaData = endpoint.getAttachment(ServerEndpointMetaData.class);
invContext.addAttachment(HandlerCallback.class, new HandlerCallbackImpl(sepMetaData));
return inv;
}
/** Handlers are beeing called through the HandlerCallback from the EJB interceptor */
@Override
public boolean callRequestHandlerChain(ServerEndpointMetaData sepMetaData, HandlerType type)
{
if (type == HandlerType.PRE)
return delegate.callRequestHandlerChain(sepMetaData, type);
else return true;
}
/** Handlers are beeing called through the HandlerCallback from the EJB interceptor */
@Override
public boolean callResponseHandlerChain(ServerEndpointMetaData sepMetaData, HandlerType type)
{
if (type == HandlerType.PRE)
return delegate.callResponseHandlerChain(sepMetaData, type);
else return true;
}
/** Handlers are beeing called through the HandlerCallback from the EJB interceptor */
@Override
public boolean callFaultHandlerChain(ServerEndpointMetaData sepMetaData, HandlerType type, Exception ex)
{
if (type == HandlerType.PRE)
return delegate.callFaultHandlerChain(sepMetaData, type, ex);
else return true;
}
// The ServiceEndpointInterceptor calls the methods in this callback
public class HandlerCallbackImpl implements HandlerCallback
{
private ServerEndpointMetaData sepMetaData;
public HandlerCallbackImpl(ServerEndpointMetaData sepMetaData)
{
this.sepMetaData = sepMetaData;
}
/** Handlers are beeing called through the HandlerCallback from the EJB interceptor */
public boolean callRequestHandlerChain(Invocation wsInv, HandlerType type)
{
boolean handlerPass = true;
if (type == HandlerType.ENDPOINT)
{
handlerPass = delegate.callRequestHandlerChain(sepMetaData, type);
}
else if (type == HandlerType.POST)
{
handlerPass = delegate.callRequestHandlerChain(sepMetaData, type);
// Verify that the the message has not been mofified
CommonMessageContext messageContext = MessageContextAssociation.peekMessageContext();
if(handlerPass && messageContext.isModified())
{
try
{
OperationMetaData opMetaData = messageContext.getOperationMetaData();
CommonBindingProvider bindingProvider = new CommonBindingProvider(opMetaData.getEndpointMetaData());
CommonBinding binding = bindingProvider.getCommonBinding();
log.debug("Handler modified payload, unbind message and update invocation args");
EndpointInvocation epInv = binding.unbindRequestMessage(opMetaData, messageContext.getMessageAbstraction());
wsInv.getInvocationContext().addAttachment(EndpointInvocation.class, epInv);
}
catch (BindingException ex)
{
throw new WSException(ex);
}
}
}
return handlerPass;
}
/** Handlers are beeing called through the HandlerCallback from the EJB interceptor */
public boolean callResponseHandlerChain(Invocation wsInv, HandlerType type)
{
if (type == HandlerType.PRE)
return true;
else return delegate.callResponseHandlerChain(sepMetaData, type);
}
/** Handlers are beeing called through the HandlerCallback from the EJB interceptor */
public boolean callFaultHandlerChain(Invocation wsInv, HandlerType type, Exception ex)
{
if (type == HandlerType.PRE)
return true;
else return delegate.callFaultHandlerChain(sepMetaData, type, ex);
}
}
}
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