We'll respond shortly.
Despite being a Ruby shop, we do have our hands in some Java issues…
“What is the status of finding out how to sandbox Java”
Still in progress.
Changing the Java version from 1.5 to 1.6 in Mac OSX is painful.
It may be tempting to manually install Java and then just change the link (in some file called “a”), but this is wrong and spits out warnings.
Most options can be set using:
/Applications/Utilities/Java Preferences.app/Contents/MacOS/Java Preferences
and then setting $JAVA_HOME is up to you.