Clojure does not require the full versions of JREs. It works fine with
headless versions, which have fewer dependencies and do not needlessly
pull in x11-related packages.
I believe the current dependency of this package on java2-runtime should
be changed to java2-runtime-headless to reflect this.
This is the maintainer address of Debian's Java team
debian-j...@lists.debian.org for discussions and questions.