public static Source convertToXML(EndpointReferenceType epr) {
try {
JAXBContext jaxbContext =
JAXBContext.newInstance(new Class[] {WSA_WSDL_OBJECT_FACTORY.getClass(),
WSA_OBJECT_FACTORY.getClass()});
javax.xml.bind.Marshaller jm = jaxbContext.createMarshaller();
jm.setProperty(Marshaller.JAXB_FRAGMENT, true);
QName qname = new QName("http://www.w3.org/2005/08/addressing", "EndpointReference");
JAXBElement<EndpointReferenceType>
jaxEle = new JAXBElement<EndpointReferenceType>(qname, EndpointReferenceType.class, epr);