Github user maropu commented on a diff in the pull request:
https://github.com/apache/incubator-hivemall/pull/122#discussion_r144753835
--- Diff: core/src/main/java/hivemall/evaluation/HitRateUDAF.java ---
@@ -71,9 +71,6 @@
+ " - Returns HitRate")
public final class HitRateUDAF extends AbstractGenericUDAFResolver {
- // prevent instantiation
- private HitRateUDAF() {}
-
--- End diff --
This prevents Spark from loading UDAFs by using reflection. Can we remove
this?---
