 with objects of
 the user's choosing. If there
 are any reference parameters in the
 <code>endpointReference</code>, then those reference
 parameters MUST appear as SOAP headers, indicating them to be
 reference parameters, on all messages sent to the endpoint.
 The <code>endpointReference's</code> address MUST be used
 for invocations on the endpoint.
 In the implementation of this method, the Jakarta XML Web Services
 runtime system takes the responsibility of selecting a protocol
 binding (and a port) a