nd configuring the dispatch accordingly from
 the WSDL associated with this <code>Service</code> instance or
 from the metadata from the <code>endpointReference</code>.
 If this <code>Service</code> instance has a WSDL and
 the <code>endpointReference</code>
 also has a WSDL in its metadata, then the WSDL from this instance MUST be used.
 If this <code>Service</code> instance does not have a WSDL and
 the <code>endpointReference</code> does have a WSDL, then the
 WSDL from the <code>endpointReference</code>