in which library can I find org.jboss.system

[gilbert.nicolet]

I just start a new JBoss EJB projet and want to test Startup bean (MBean).
I have to import org.jboss.system.ServiceMBean but Eclipse can't find it.
Which Library do I have to include in project ?

Thanks

[anders.hedstrom]

$JBOSS_HOME/lib/jboss-system.jar