killall does not work with Java

vuhung@d330:~$killall freemind
-> Freemind was not killed ;)

vuhung@:~$ps -ef | grep java
vuhung   14071     1  0 14:43 ?        00:00:05 /usr/lib/jvm/java-6-openjdk-amd64/bin/java -Xmx256M -Dgnu.java.awt.peer.gtk.Graphics=Graphics2D -Dfreemind.base.dir=/usr/share/freemind -cp ::/usr/share/freemind/lib/freemind.jar:/usr/share/java/SimplyHTML.jar:/usr/share/java/gnu-regexp.jar:/usr/share/java/jibx-run-1.1.6a.jar:/usr/share/java/xpp3.jar:/usr/share/freemind/lib/bindings.jar:/usr/share/java/forms.jar:/usr/share/freemind freemind.main.FreeMindStarter /home/vuhung/Downloads/file.mm
vuhung   14187  6891  0 15:03 pts/1    00:00:00 grep --color=auto java

vuhung@:~$kill -9 14071
You died.

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Best Regards,
Nguyen Hung Vu [aka: NVH] (in Vietnamese: Nguyễn Vũ Hưng, グェン　ヒュン　ウー, 阮武興)
vuhung16plus{remove}@gmail.dot.com , YIM: vuhung16 , Skype: vuhung16plus, twitter: vuhung, MSN: vuhung16.
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Disclaimer: When posted to social networking groups include, but not limited to Linux Users' Groups, Free and Open Sources forums, mailing lists, the above is my personal opinion and is *not* the opinion of my employer(s), associations and/or groups I join.