http://stackoverflow.com/questions/969279/hot-deploy-on-jboss-how-do-i-make-jboss-see-the-change
-> JBoss administrative panel (by default localhost:9990)
-> Profile
-> Core - Deployment Scanners.
Turn on Autodeploy-Exploded (set to true),
Set scanner time (by default 5000 ms) to appropriate for your (I set to 2000, for more fast incremental publish in Eclipse when I make changes to projects).