@Override
    public void reattach(LocalSession connectionProvider, long h) {
        // TODO Implement stream management for s2s (OF-2425). Remove this override when it is.
        throw new UnsupportedOperationException("Stream management is not supported for server-to-server connections");
    }
The method that was used to authenticate this session. Null when the session is not authenticated.
xmppserver/src/main/java/org/jivesoftware/openfire/session/LocalServerSession.java