henrib commented on code in PR #6022:
URL: https://github.com/apache/hive/pull/6022#discussion_r2272702956
##########
standalone-metastore/metastore-rest-catalog/src/main/java/org/apache/iceberg/rest/HMSCachingCatalog.java:
##########
@@ -63,6 +69,96 @@ public List<Namespace> listNamespaces(Namespace nmspc)
throws NoSuchNamespaceExc
return hiveCatalog.listNamespaces(nmspc);
}
+ protected void cacheInvalidateInc(TableIdentifier tid) {
+ // This method is intentionally left empty. It can be overridden in
subclasses if needed.
+ }
+
+ protected void cacheLoadInc(TableIdentifier tid) {
+ // This method is intentionally left empty. It can be overridden in
subclasses if needed.
+ }
+
+ protected void cacheHitInc(TableIdentifier tid) {
+ // This method is intentionally left empty. It can be overridden in
subclasses if needed.
+ }
+
+ protected void cacheMissInc(TableIdentifier tid) {
+ // This method is intentionally left empty. It can be overridden in
subclasses if needed.
+ }
+
+ protected void cacheMetaLoadInc(TableIdentifier tid) {
+ // This method is intentionally left empty. It can be overridden in
subclasses if needed.
+ }
+
+ /**
+ * Gets the metadata file location of a table.
+ *
+ * @param table the table
+ * @return the location of the metadata file, or null if the table does not
have a location
+ */
+ protected static String getMetadataLocation(final Table table) {
+ if (table instanceof HasTableOperations tableOps) {
+ final TableOperations ops = tableOps.operations();
+ final TableMetadata meta;
+ if (ops != null && (meta = ops.current()) != null) {
+ return meta.metadataFileLocation();
+ }
+ }
+ return null;
+ }
+
+ @Override
+ public Table loadTable(final TableIdentifier identifier) {
+ final Cache<TableIdentifier, Table> cache = this.tableCache;
Review Comment:
Usual (old?) pattern of using locals instead of dereferencing members
(marginally faster).
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