jbossas/jboss-as — pull request #977 by hasalex (2011-12-21 18:35:09+00:00)
Title: Support of -Djava.rmi.server.hostname system property (in a privileged block,)

I check if the java.rmi.server.hostname system property is already set before changing it, in the org.jboss.as.jmx.JMXConnectorService class.
It helps running JBoss AS 7 behind a firewall or proxy and access to JMX with jconsole.