Github user thvasilo commented on the pull request:
https://github.com/apache/flink/pull/861#issuecomment-137772917
I think it would be hard to do otherwise. `java.lang.Double`'s are objects
but `scala.Double`'s are not from what I understand. In this case duplicating
the code might not be so bad.
Perhaps @tillrohrmann has a better idea.
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