@Override public MetadataChange apply(MetadataMutation mutation) { return new MetadataChange(mutation.getEntity(), Metadata.EMPTY, Metadata.EMPTY); }
private MetadataChange apply(MetadataDatasetContext context, MetadataMutation mutation) { switch (mutation.getType()) { case CREATE: MetadataMutation.Create create = (MetadataMutation.Create) mutation; return create(context, create.getEntity(), create.getMetadata(), create.getDirectives()); case DROP: MetadataMutation.Drop drop = (MetadataMutation.Drop) mutation; return drop(context, drop.getEntity()); case UPDATE: MetadataMutation.Update update = (MetadataMutation.Update) mutation; return update(context, update.getEntity(), update.getUpdates()); case REMOVE: MetadataMutation.Remove remove = (MetadataMutation.Remove) mutation; return remove(context, remove); default: throw new IllegalStateException( String.format("Unknown MetadataMutation type %s for %s", mutation.getType(), mutation.getEntity())); } }