Github user srowen commented on a diff in the pull request:
https://github.com/apache/spark/pull/22383#discussion_r224228243
--- Diff: core/src/test/java/test/org/apache/spark/JavaAPISuite.java ---
@@ -476,10 +476,10 @@ public void leftOuterJoin() {
new Tuple2<>(2, 'z'),
new Tuple2<>(4, 'w')
));
- List<Tuple2<Integer,Tuple2<Integer,Optional<Character>>>> joined =
+ List<Tuple2<Integer,Tuple2<Integer, Optional<Character>>>> joined =
--- End diff --
@mmolimar Could you revert these whitespace changes?
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