It is a real problem.
We need a way so our .WAR could use another deployed file containing all the JARs.
Putting manually all the jars in the java runtime or in the glassfish/lib directory is a very bad solution, and hard to manage.
It is very surprising that glassfish didn't address this issue.
[Message sent by forum member 'nadavb']
http://forums.java.net/jive/thread.jspa?messageID=484354