tree 46ea4775fb22f799a4ee49a24f6c4f14953ce9b2
parent 8ece3d2a35f137c7f2d8ca4ebee09eaca774977d
author Gary Gregory <garydgregory@gmail.com> 1610849544 -0500
committer Gary Gregory <garydgregory@gmail.com> 1610849544 -0500

Use isEmpty().

Add ShutdownHookProcessDestroyer.isEmpty().