Github user mengxr commented on the pull request:
https://github.com/apache/spark/pull/1311#issuecomment-48434585
@miccagiann In Spark, we follow
https://cwiki.apache.org/confluence/display/SPARK/Spark+Code+Style+Guide
for Scala code style, while Java code should be similar. I'm going to mark
some style issues inline. Please update the code. Thanks!
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