rdblue commented on code in PR #9725: URL: https://github.com/apache/iceberg/pull/9725#discussion_r1490236966
########## core/src/main/java/org/apache/iceberg/view/ViewMetadata.java: ########## @@ -479,21 +488,21 @@ public ViewMetadata build() { metadataLocation); } - static List<ViewVersion> expireVersions( - Map<Integer, ViewVersion> versionsById, int numVersionsToKeep) { - // version ids are assigned sequentially. keep the latest versions by ID. - List<Integer> ids = Lists.newArrayList(versionsById.keySet()); - ids.sort(Comparator.reverseOrder()); + @VisibleForTesting + static List<ViewVersion> expireVersions(List<ViewVersion> versions, int numVersionsToKeep) { + List<ViewVersion> versionsToKeep = Lists.newArrayList(versions); - List<ViewVersion> retainedVersions = Lists.newArrayList(); - for (int idToKeep : ids.subList(0, numVersionsToKeep)) { - retainedVersions.add(versionsById.get(idToKeep)); + // version ids are assigned sequentially. keep the latest numVersionsToKeep + if (numVersionsToKeep > 0 && versionsToKeep.size() > numVersionsToKeep) { Review Comment: It's fine not to be defensive for package-private methods that are only exposed for testing. If someone uses this, then it is their responsibility to worry about validation. -- 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: issues-unsubscr...@iceberg.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org --------------------------------------------------------------------- To unsubscribe, e-mail: issues-unsubscr...@iceberg.apache.org For additional commands, e-mail: issues-h...@iceberg.apache.org