As far as I am concerned, Java 7 is dead.

R. Tyler Croy · R. Tyler Croy · commit ab11a0c1ccab · 2017-08-14T22:08:02.000-07:00
Not even Jenkins supports it anymore 😄
diff --git a/.travis.yml b/.travis.yml
@@ -13,7 +13,6 @@ script:
 
 jdk:
  - oraclejdk8
- - openjdk7
 
 os:
  - linux
