code: public ConfigureForm getNodeConfiguration() throws NoResponseException, XMPPErrorException, NotConnectedException, InterruptedException {
          PubSub pubSub = createPubsubPacket(Type.get, new NodeExtension(
                          PubSubElementType.CONFIGURE_OWNER, getId()));
          Stanza reply = sendPubsubPacket(pubSub);
          return NodeUtils.getFormFromPacket(reply, PubSubElementType.CONFIGURE_OWNER);
      }
docs: Returns a configuration form, from which you can create an answer form to be submitted
  via the {@link #sendConfigurationForm(Form)}.
  
  @return the configuration form
  @throws XMPPErrorException
  @throws NoResponseException
  @throws NotConnectedException
  @throws InterruptedException