SOAP Metadata The service interface of our Web service API is defined by the org.springframework.samples.petclinic.Clinic interface and its associated implementation, org.springframework.samples.petclinic.jdbc.SimpleJdbcClinic . To expose a SOAP interface, we just apply some JAX-WS metadata to these classes. Specifically, we apply the @javax.jws.WebService annotation to the Clinic interface and the same annotation to