Github user zentol commented on a diff in the pull request:
https://github.com/apache/flink/pull/2249#discussion_r70876542
--- Diff:
flink-runtime/src/main/java/org/apache/flink/runtime/util/ZooKeeperUtils.java
---
@@ -164,6 +169,7 @@ public static ZooKeeperLeaderElectionService
createLeaderElectionService(
* @param client The {@link CuratorFramework} ZooKeeper client
to use
* @param configuration {@link Configuration} object containing the
configuration values
* @return {@link ZooKeeperLeaderElectionService} instance.
+ * @return {@link ZooKeeperLeaderElectionService} instance.
--- End diff --
duplicate `@return` entry
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