in.setCodeSet(cxCodeSet.find(service_context));
in.setCodeSet(CodeSetServiceContext.find(service_context));
  public void read(cdrInput in)  {    service_context = ServiceContext.readSequence(in);    request_id = in.read_ulong();    response_expected = in.read_boolean();    object_key = in.read_sequence();    operation = in.read_string();    requesting_principal = in.read_sequence();    in.setCodeSet(cxCodeSet.find(service_context));  }