[GitHub] [hadoop] slfan1989 commented on a diff in pull request #6016: YARN-9048. Add znode hierarchy in Federation ZK State Store.

["slfan1989 (via GitHub)" <gi...@apache.org>]

slfan1989 commented on code in PR #6016:
URL: https://github.com/apache/hadoop/pull/6016#discussion_r1315732505


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hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-common/src/main/java/org/apache/hadoop/yarn/server/federation/store/impl/ZookeeperFederationStateStore.java:
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@@ -23,11 +23,7 @@
 import java.io.ByteArrayInputStream;
 import java.io.DataInputStream;
 import java.nio.ByteBuffer;
-import java.util.ArrayList;
-import java.util.Calendar;
-import java.util.List;
-import java.util.TimeZone;
-import java.util.Comparator;
+import java.util.*;

Review Comment:
   Thank you very much for your help in reviewing the code! I will fix it.



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