private BulkLoadExporterDescription extract(OutputDescription description) {
   assert description != null;
   ExporterDescription exporter = description.getExporterDescription();
   assert exporter != null;
   assert exporter instanceof BulkLoadExporterDescription;
   return (BulkLoadExporterDescription) exporter;
 }
 private Location getOutputLocation(OutputDescription description) {
   assert description != null;
   String name = normalize(description.getName());
   return getEnvironment().getEpilogueLocation(MODULE_NAME).append(name).asPrefix();
 }