GitHub user dongjoon-hyun opened a pull request:
https://github.com/apache/spark/pull/18345
[MINOR][BUILD] Fix Java linter errors
## What changes were proposed in this pull request?
This PR cleans up a few Java linter errors for Apache Spark 2.2 release.
## How was this patch tested?
```bash
$ dev/lint-java
Using `mvn` from path: /usr/local/bin/mvn
Checkstyle checks passed.
```
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/dongjoon-hyun/spark fix_lint_java_2
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/spark/pull/18345.patch
To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:
This closes #18345
----
commit 379466b63242b40ca7b041af030ab39fde992558
Author: Dongjoon Hyun <dongj...@apache.org>
Date: 2017-06-18T19:50:32Z
[MINOR][BUILD] Fix Java linter errors
----
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