FANNG1 commented on code in PR #4900:
URL: https://github.com/apache/gravitino/pull/4900#discussion_r1759725922
##########
catalogs/catalog-common/src/main/java/org/apache/gravitino/catalog/lakehouse/iceberg/IcebergPropertiesUtils.java:
##########
@@ -74,4 +76,22 @@ public static Map<String, String> toIcebergCatalogProperties(
});
return icebergProperties;
}
+
+ /**
+ * Get catalog backend name from Gravitino catalog properties.
+ *
+ * @param catalogProperties a map of Gravitino catalog properties.
+ * @return catalog backend name.
+ */
+ public static String getCatalogBackendName(Map<String, String>
catalogProperties) {
+ String backendName =
catalogProperties.get(IcebergConstants.CATALOG_BACKEND_NAME);
+ if (backendName != null) {
+ return backendName;
+ }
+
+ String catalogBackend =
catalogProperties.get(IcebergConstants.CATALOG_BACKEND);
+ return Optional.ofNullable(catalogBackend)
+ .map(s -> s.toLowerCase(Locale.ROOT))
+ .orElse("memory");
Review Comment:
the default catalog backend is `memory`
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