Github user fhueske commented on the pull request: https://github.com/apache/flink/pull/547#issuecomment-90863498 LGTM I browsed the diffs and didn't find anything crucial. Just a typo and one possible simplification. The change makes vertex iterations much easier to use as indicated by the implemented algorithms.
--- If your project is set up for it, you can reply to this email and have your reply appear on GitHub as well. If your project does not have this feature enabled and wishes so, or if the feature is enabled but not working, please contact infrastructure at infrastruct...@apache.org or file a JIRA ticket with INFRA. ---