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I would like to stick as much as possible to Ubuntu provided packages (no manual source compilation), yet also try to stick with the stuff that the I2 guys have experience with (Tomcat, Sun 's Java and no OpenJDKJava, MySQL).
The Sun apps used to be in multiverse in Hardy, but they seem to have moved to a more fenced-off repository called 'partner'. See /etc/apt/sources.list on how to enable that. If you try to install sun-java6-jdk without it you'll get this warning:
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After enabling the partner repository you can install the needed packages (this will also pull down all the depending packages):. The resulting syste
apt-get install sun-java6-jdk tomcat6 tomcat6-admin ant libmysql-java mysql-server
The grouper quickstart already hung because of not enough memory it seems, fixed by putting this in /etc/default/tomcat6:
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