r381581 [1] filed an orphan request for apache-karaf [2]: It has been a year and a half since the last update. The package no longer builds due to broken resource links. Neither @bguthrie nor @alexz seem to be maintaining this package.
[1] https://aur.archlinux.org/account/r381581/ [2] https://aur.archlinux.org/pkgbase/apache-karaf/
