.createWithDataStoreUtil(getDataStoreContextUtil());
try (Reader reader = new FileReader(CATALOG_FILE, StandardCharsets.UTF_8)) {
NormalizedNode normalizedNode = dataObjectConverter
- .transformIntoNormalizedNode(reader).get();
+ .transformIntoNormalizedNode(reader).orElseThrow();
omCatalog = (OperationalModeCatalog) getDataStoreContextUtil()
.getBindingDOMCodecServices().fromNormalizedNode(YangInstanceIdentifier
.of(OperationalModeCatalog.QNAME), normalizedNode)