checkstyle 5.4 is available. Currently the only version that is available in portage is 4.4. Reproducible: Always
Added checkstyle-5.4 to java-experimental http://overlays.gentoo.org/proj/java/browser/java-experimental/dev-util/checkstyle?rev=8864 Tested with guava from the java-overlay.
Added to tree, thanks for the reminder.