[flink] 04/08: [hotfix] Fix checkstyle violations in ZooKeeperUtils

[tr...@apache.org]

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trohrmann pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/flink.git

commit 7ee79d930a44ca216e42ce2438cd62ced1c5be67
Author: Till Rohrmann <tr...@apache.org>
AuthorDate: Fri Aug 17 16:28:02 2018 +0200

    [hotfix] Fix checkstyle violations in ZooKeeperUtils
---
 .../main/java/org/apache/flink/runtime/util/ZooKeeperUtils.java  | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/flink-runtime/src/main/java/org/apache/flink/runtime/util/ZooKeeperUtils.java b/flink-runtime/src/main/java/org/apache/flink/runtime/util/ZooKeeperUtils.java
index d9c9161..cc1ec70 100644
--- a/flink-runtime/src/main/java/org/apache/flink/runtime/util/ZooKeeperUtils.java
+++ b/flink-runtime/src/main/java/org/apache/flink/runtime/util/ZooKeeperUtils.java
@@ -54,6 +54,9 @@ import java.util.concurrent.Executor;
 
 import static org.apache.flink.util.Preconditions.checkNotNull;
 
+/**
+ * Class containing helper functions to interact with ZooKeeper.
+ */
 public class ZooKeeperUtils {
 
 	private static final Logger LOG = LoggerFactory.getLogger(ZooKeeperUtils.class);
@@ -344,6 +347,9 @@ public class ZooKeeperUtils {
 		return root + namespace;
 	}
 
+	/**
+	 * Secure {@link ACLProvider} implementation.
+	 */
 	public static class SecureAclProvider implements ACLProvider {
 		@Override
 		public List<ACL> getDefaultAcl() {
@@ -356,6 +362,9 @@ public class ZooKeeperUtils {
 		}
 	}
 
+	/**
+	 * ZooKeeper client ACL mode enum.
+	 */
 	public enum ZkClientACLMode {
 		CREATOR,
 		OPEN;