/*
* $Id: MuleMsgProvider.java 19191 2010-08-25 21:05:23Z tcarlson $
* --------------------------------------------------------------------------------------
* Copyright (c) MuleSoft, Inc. All rights reserved. http://www.mulesoft.com
*
* The software in this package is published under the terms of the CPAL v1.0
* license, a copy of which has been included with this distribution in the
* LICENSE.txt file.
*/
package org.mule.transport.soap.axis.extensions;
import org.mule.RequestContext;
import org.mule.api.service.Service;
import org.mule.transport.soap.axis.AxisConnector;
import org.mule.transport.soap.axis.AxisMessageReceiver;
import org.mule.transport.soap.axis.AxisServiceProxy;
import java.lang.reflect.Proxy;
import org.apache.axis.AxisFault;
import org.apache.axis.Constants;
import org.apache.axis.MessageContext;
import org.apache.axis.description.OperationDesc;
import org.apache.axis.handlers.soap.SOAPService;
import org.apache.axis.providers.java.MsgProvider;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
/**
* <code>MuleMsgProvider</code> is an Axis service endpoint that builds services
* from Mule managed components.
*/
public class MuleMsgProvider extends MsgProvider
{
/**
* Serial version
*/
private static final long serialVersionUID = -4399291846942449361L;
private AxisConnector connector;
private static Log logger = LogFactory.getLog(MuleMsgProvider.class);
private String METHOD_BODYARRAY = "soapbodyelement";
private String METHOD_ELEMENTARRAY = "element";
private String METHOD_DOCUMENT = "document";
public MuleMsgProvider(AxisConnector connector)
{
this.connector = connector;
}
protected Object makeNewServiceObject(MessageContext messageContext, String s) throws Exception
{
String transUrl = (String)messageContext.getProperty("transport.url");
int i = transUrl.indexOf('?');
if (i > -1)
{
transUrl = transUrl.substring(0, i);
}
AxisMessageReceiver receiver = (AxisMessageReceiver)connector.lookupReceiver(transUrl);
if (receiver == null)
{
receiver = (AxisMessageReceiver)connector.lookupReceiver(messageContext.getTargetService());
}
if (receiver == null)
{
throw new AxisFault("Could not find Mule registered service: " + s);
}
if (!(receiver.getFlowConstruct() instanceof Service))
{
throw new IllegalArgumentException(
"Only the Service flow constuct is supported by the axis transport");
}
Service service = (Service) receiver.getFlowConstruct();
Class[] classes = AxisServiceProxy.getInterfacesForComponent(service);
return AxisServiceProxy.createProxy(receiver, true, classes);
}
protected Class getServiceClass(String s, SOAPService soapService, MessageContext messageContext)
throws AxisFault
{
Service component = connector.getMuleContext().getRegistry().lookupService(soapService.getName());
try
{
Class[] classes = AxisServiceProxy.getInterfacesForComponent(component);
return Proxy.getProxyClass(Thread.currentThread().getContextClassLoader(), classes);
}
catch (Exception e)
{
throw new AxisFault("Failed to implementation class for component: " + e.getMessage(), e);
}
}
/**
* @param msgContext
* @deprecated I dont think this is necessary, but leaving it here for a while
*/
protected void setOperationStyle(MessageContext msgContext)
{
/*
* Axis requires that the OperationDesc.operationStyle be set to match the
* method signature This does not appear to be an automated process so
* determine from the 4 allowed forms public Element [] method(Element []
* bodies); public SOAPBodyElement [] method (SOAPBodyElement [] bodies);
* public Document method(Document body); public void method(SOAPEnvelope
* req, SOAPEnvelope resp);
*/
int methodType = msgContext.getOperation().getMessageOperationStyle();
if (methodType > -1)
{
// Already set, nothing more to do
return;
}
OperationDesc operation = msgContext.getOperation();
String methodSignature = operation.getMethod().toString().toLowerCase();
if (methodSignature.indexOf(METHOD_BODYARRAY) != -1)
{
methodType = OperationDesc.MSG_METHOD_BODYARRAY;
}
else if (methodSignature.indexOf(METHOD_ELEMENTARRAY) != -1)
{
methodType = OperationDesc.MSG_METHOD_ELEMENTARRAY;
}
else if (methodSignature.indexOf(METHOD_DOCUMENT) != -1)
{
methodType = OperationDesc.MSG_METHOD_DOCUMENT;
}
else
{
methodType = OperationDesc.MSG_METHOD_SOAPENVELOPE;
}
operation.setMessageOperationStyle(methodType);
logger.debug("Now Invoking service (Method Format) " + operation.getMethod().toString());
logger.debug("Now Invoking service (MethodType) "
+ String.valueOf(operation.getMessageOperationStyle()));
}
public void invoke(MessageContext msgContext) throws AxisFault
{
// Make sure that the method style is correctly set (This does not appear to
// be handled by default)
// setOperationStyle(msgContext);
super.invoke(msgContext);
if (RequestContext.getExceptionPayload() != null)
{
Throwable t = RequestContext.getExceptionPayload().getException();
if (t instanceof Exception)
{
AxisFault fault = AxisFault.makeFault((Exception)t);
if (t instanceof RuntimeException)
{
fault.addFaultDetail(Constants.QNAME_FAULTDETAIL_RUNTIMEEXCEPTION, "true");
}
throw fault;
}
else
{
throw (Error)t;
}
}
}
}