@Override
        public void run() {
            checkForTimedOutUsers();
        }
Operates on users that have been inactive for a while. Depending on the configuration of Openfire, these uses
could either be kicked, or be pinged (to determine if they're 'ghost users').
xmppserver/src/main/java/org/jivesoftware/openfire/muc/spi/MultiUserChatServiceImpl.java