Github user srowen commented on a diff in the pull request:
https://github.com/apache/spark/pull/9649#discussion_r44915401
--- Diff:
sql/core/src/test/java/test/org/apache/spark/sql/JavaDataFrameSuite.java ---
@@ -18,10 +18,7 @@
package test.org.apache.spark.sql;
import java.io.Serializable;
-import java.util.Arrays;
-import java.util.Comparator;
-import java.util.List;
-import java.util.Map;
+import java.util.*;
--- End diff --
I generally wouldn't bother collapsing these imports. But don't change it
unless you need to make other changes for this PR.
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