require_java 8
install_package "jruby-9.4.8.0" "https://repo1.maven.org/maven2/org/jruby/jruby-dist/9.4.8.0/jruby-dist-9.4.8.0-bin.tar.gz#347b6692bd9c91c480a45af25ce88d77be8b6e4ac4a77bc94870f2c5b54bc929" jruby