//------------------------------------------------------------------------------
// <service-ref> required elements:
//------------------------------------------------------------------------------
// service-ref-name
JndiNameType serviceRefName = serviceRef.addNewServiceRefName();
serviceRefName.setStringValue(resourceName);
serviceRef.setServiceRefName(serviceRefName);
// service-ref-interface
FullyQualifiedClassType serviceRefInterfaceClass = serviceRef.addNewServiceInterface();