Github user srowen commented on a diff in the pull request:
https://github.com/apache/spark/pull/8451#discussion_r37954720
--- Diff:
mllib/src/test/java/org/apache/spark/mllib/recommendation/JavaALSSuite.java ---
@@ -56,8 +56,7 @@ void validatePrediction(
double matchThreshold,
boolean implicitPrefs,
DoubleMatrix truePrefs) {
- List<Tuple2<Integer, Integer>> localUsersProducts =
- Lists.newArrayListWithCapacity(users * products);
+ List<Tuple2<Integer, Integer>> localUsersProducts = new ArrayList();
--- End diff --
If you have to make any other changes on this PR, you could change one tiny
thing here: preserve passing `users * products` as the initial capacity to this
constructor.
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