Namespace Javax.Xml.Ws.Wsaddressing Classes W3CEndpointReference https://docs.oracle.com/javase/8/docs/api/javax/xml/ws/wsaddressing/W3CEndpointReference.html W3CEndpointReferenceBuilder https://docs.oracle.com/javase/8/docs/api/javax/xml/ws/wsaddressing/W3CEndpointReferenceBuilder.html