queryAll method

void queryAll()

Implementation

void queryAll() {
  var iqStanza = IqStanza(AbstractStanza.getRandomId(), IqStanzaType.SET);
  var query = QueryElement();
  query.setXmlns('urn:xmpp:mam:2');
  query.setQueryId(AbstractStanza.getRandomId());
  iqStanza.addChild(query);
  _connection.writeStanza(iqStanza);
}