Added to java-overlay for maven and others packaged needing some hacking as a void jar :p.
not used anymore
* commit b5eed87 (HEAD, origin/master, origin/HEAD, master) | Author: Patrice Clement <monsieurp@gentoo.org> | Date: Fri Aug 14 01:12:50 2015 +0000 | | dev-java/gentoo-void-jar: Drop package. Fixes bug 180552. | | delete mode 100644 dev-java/gentoo-void-jar/gentoo-void-jar-1.0.ebuild | delete mode 100644 dev-java/gentoo-void-jar/metadata.xml