String address = "http://localhost:" + CB_PORT + "/CallbackContext/NestedCallbackPort";
Endpoint.publish(address, implementor);
URL wsdlURL = getClass().getResource("/wsdl/nested_callback.wsdl");
SOAPService ss = new SOAPService(wsdlURL, SERVICE_NAME);
ServerPortType port = ss.getPort(PORT_NAME, ServerPortType.class);
updateAddressPort(port, PORT);
EndpointReferenceType ref = null;
try {
ref = EndpointReferenceUtils.getEndpointReference(wsdlURL,