private void handleMuteIq(MuteIq muteIq) {
    Boolean doMute = muteIq.getMute();
    String jid = muteIq.getJid();

    if (doMute == null || StringUtils.isNullOrEmpty(jid)) return;

    String from = muteIq.getFrom();
    JitsiMeetConference conference = getConferenceForMucJid(from);
    if (conference == null) {
      logger.debug("Mute error: room not found for JID: " + from);
      return;
    }

    IQ result;

    if (conference.handleMuteRequest(muteIq.getFrom(), jid, doMute)) {
      result = IQ.createResultIQ(muteIq);

      if (!muteIq.getFrom().equals(jid)) {
        MuteIq muteStatusUpdate = new MuteIq();
        muteStatusUpdate.setType(IQ.Type.SET);
        muteStatusUpdate.setTo(jid);

        muteStatusUpdate.setMute(doMute);

        smackXmpp.getXmppConnection().sendPacket(muteStatusUpdate);
      }
    } else {
      result =
          IQ.createErrorResponse(muteIq, new XMPPError(XMPPError.Condition.interna_server_error));
    }

    smackXmpp.getXmppConnection().sendPacket(result);
  }
  private void handleColibriIq(ColibriConferenceIQ colibriIQ) {
    ColibriConferenceIQ.Recording recording = colibriIQ.getRecording();
    String from = colibriIQ.getFrom();
    JitsiMeetConference conference = getConferenceForMucJid(colibriIQ.getFrom());
    if (conference == null) {
      logger.debug("Room not found for JID: " + from);
      return;
    }

    JitsiMeetRecording recordingHandler = conference.getRecording();
    if (recordingHandler == null) {
      logger.error("JitsiMeetRecording is null for iq: " + colibriIQ.toXML());

      // Internal server error
      smackXmpp
          .getXmppConnection()
          .sendPacket(
              IQ.createErrorResponse(
                  colibriIQ, new XMPPError(XMPPError.Condition.interna_server_error)));
      return;
    }

    State recordingState =
        recordingHandler.modifyRecordingState(
            colibriIQ.getFrom(),
            recording.getToken(),
            recording.getState(),
            recording.getDirectory(),
            colibriIQ.getTo());

    ColibriConferenceIQ response = new ColibriConferenceIQ();

    response.setType(IQ.Type.RESULT);
    response.setPacketID(colibriIQ.getPacketID());
    response.setTo(colibriIQ.getFrom());
    response.setFrom(colibriIQ.getTo());
    response.setName(colibriIQ.getName());

    response.setRecording(new ColibriConferenceIQ.Recording(recordingState));

    smackXmpp.getXmppConnection().sendPacket(response);
  }