flyrain commented on code in PR #4091:
URL: https://github.com/apache/polaris/pull/4091#discussion_r3024746147


##########
runtime/service/src/main/java/org/apache/polaris/service/catalog/iceberg/IcebergCatalogHandler.java:
##########
@@ -302,6 +291,23 @@ public ListNamespacesResponse listNamespaces(Namespace 
parent) {
     return catalogHandlerUtils().listNamespaces(namespaceCatalog, parent);
   }
 
+  public ListNamespacesResponse listNamespaces(
+      Namespace parent, String pageToken, Integer pageSize) {
+    PolarisAuthorizableOperation op = 
PolarisAuthorizableOperation.LIST_NAMESPACES;
+    authorizeBasicNamespaceOperationOrThrow(op, parent);
+
+    if (isFederated) {
+      return catalogHandlerUtils().listNamespaces(namespaceCatalog, parent, 
pageToken, pageSize);
+    } else {
+      PageToken pageRequest = PageToken.build(pageToken, pageSize, 
this::shouldDecodeToken);
+      var results = ((IcebergCatalog) baseCatalog).listNamespaces(parent, 
pageRequest);

Review Comment:
   The cast is required regardless, so I don’t see how this refactor makes 
things worse. Previously, the assumption was implicit and hidden, whereas now 
it’s made explicit. That’s exactly the intent of this PR.



-- 
This is an automated message from the Apache Git Service.
To respond to the message, please log on to GitHub and use the
URL above to go to the specific comment.

To unsubscribe, e-mail: [email protected]

For queries about this service, please contact Infrastructure at:
[email protected]

Reply via email to