KYLIN-2539 fix checkstyle
Project: http://git-wip-us.apache.org/repos/asf/kylin/repo
Commit: http://git-wip-us.apache.org/repos/asf/kylin/commit/c2cdce8a
Tree: http://git-wip-us.apache.org/repos/asf/kylin/tree/c2cdce8a
Diff: http://git-wip-us.apache.org/repos/asf/kylin/diff/c2cdce8a
Branch: refs
KYLIN-2539 fix checkstyle
Project: http://git-wip-us.apache.org/repos/asf/kylin/repo
Commit: http://git-wip-us.apache.org/repos/asf/kylin/commit/c2cdce8a
Tree: http://git-wip-us.apache.org/repos/asf/kylin/tree/c2cdce8a
Diff: http://git-wip-us.apache.org/repos/asf/kylin/diff/c2cdce8a
Branch: refs