DebugLog.log("DISCONNECTING: " + session);
    public static void shutdown() {        if (ourSessionsPool.size() > 0) {            for (Iterator e = ourSessionsPool.values().iterator(); e.hasNext();) {                Session session = (Session) (e.next());                try {                    session.disconnect();                    DebugLog.log("DISCONNECTING: " + session);                } catch (Exception ee) {                }            }            ourSessionsPool.clear();        }    }