tree aee9a92abf0325eed43c260d5b4c1550ab9ecae5
parent ff21bcf467831979df094b84aca1dacda50f8b1e
author Nikita Timofeev <stariy95@gmail.com> 1579164768 +0300
committer Nikita Timofeev <stariy95@gmail.com> 1579164768 +0300

fix NullPointerException and minor cleanup