This directory contains classes that could be used in another project than JOnAS.
However, they are only used in JOnAS today.

Env module:
-----------
This module is in charge of the server environment.
All classes are static.

getJavaVersion	-> get java version, based on "java.version" system property.
isJAVA2		-> return true if java version >= JDK 1.2.
isJAVA4		-> return true if java version >= JDK 1.4.
isJeremie	-> return true if Jeremie
