require_java 8
install_package "jruby-9.2.1.0" "https://repo1.maven.org/maven2/org/jruby/jruby-dist/9.2.1.0/jruby-dist-9.2.1.0-bin.tar.gz#8c987378b144eff0dcc553312f1853c05ee9135f3ffdac7b0828b7ad62f32835" jruby