private void newComponentCommand(Packet packet, Packet result, boolean admin) {
   String params_set = Command.getFieldValue(packet, "Params set");
   if (Command.getAction(packet) != null && Command.getAction(packet).equals("prev")) {
     newComponentCommand(result);
     return;
   } // end of if ()
   if (params_set != null) {
     createNewComponent(packet, result, admin);
     return;
   } // end of if (params_set != null)
   String new_comp_name = Command.getFieldValue(packet, "Component name");
   String new_comp_class = Command.getFieldValue(packet, "Component class");
   if (!checkComponentName(result, new_comp_name)) {
     return;
   } // end of if (!checkComponentName(new_comp_name))
   Command.setStatus(result, Command.Status.executing);
   Command.addFieldValue(result, "Component name", new_comp_name, "hidden");
   Command.addFieldValue(result, "Component class", new_comp_class, "hidden");
   Command.addFieldValue(result, "Info1", "Press:", "fixed");
   try {
     MessageReceiver mr = (MessageReceiver) Class.forName(new_comp_class).newInstance();
     Command.addFieldValue(
         result,
         "Info4",
         "Component name: " + new_comp_name + ", class: " + mr.getClass().getSimpleName(),
         "fixed");
     if (mr instanceof ConnectionManager) {
       String ports = Command.getFieldValue(packet, "TCP/IP ports");
       if (ports == null) {
         Command.addFieldValue(
             result, "Info2", "1. 'Next' to set more component parameters.", "fixed");
         Command.addFieldValue(
             result, "Info3", "2. 'Previous' to go back and select different component.", "fixed");
         Command.addAction(result, Command.Action.next);
         Command.addAction(result, Command.Action.prev);
         Command.addFieldValue(
             result,
             "Info4",
             "This component uses TCP/IP ports, please provide port numbers:",
             "fixed");
         Command.addFieldValue(result, "TCP/IP ports", "5557");
         return;
       } else {
         String[] ports_arr = ports.split(",");
         int[] ports_i = new int[ports_arr.length];
         try {
           for (int i = 0; i < ports_arr.length; i++) {
             ports_i[i] = Integer.decode(ports_arr[i].trim());
           } // end of for (int i = 0; i < ports_arr.length; i++)
           defConfigParams.put(new_comp_name + "/connections/ports", ports_i);
         } catch (Exception e) {
           Command.addFieldValue(
               result, "Info2", "1. 'Next' to set more component parameters.", "fixed");
           Command.addFieldValue(
               result,
               "Info3",
               "2. 'Previous' to go back and select different component.",
               "fixed");
           Command.addAction(result, Command.Action.next);
           Command.addAction(result, Command.Action.prev);
           Command.addFieldValue(
               result,
               "Info4",
               "Incorrect TCP/IP ports provided, please provide port numbers:",
               "fixed");
           Command.addFieldValue(result, "TCP/IP ports", ports);
           return;
         } // end of try-catch
       } // end of else
     }
     Command.addFieldValue(
         result, "Info2", "1. 'Finish' to create component with this parameters.", "fixed");
     Command.addFieldValue(
         result, "Info3", "2. 'Previous' to go back and select different component.", "fixed");
     Command.addAction(result, Command.Action.complete);
     Command.addAction(result, Command.Action.prev);
     mr.setName(new_comp_name);
     if (mr instanceof Configurable) {
       // Load defaults into sorted Map:
       Map<String, Object> comp_props =
           new TreeMap<String, Object>(((Configurable) mr).getDefaults(defConfigParams));
       for (Map.Entry<String, Object> entry : comp_props.entrySet()) {
         Command.addFieldValue(
             result,
             XMLUtils.escape(entry.getKey()),
             XMLUtils.escape(objectToString(entry.getValue())));
       } // end of for (Map.Entry entry: prop.entrySet())
     } else {
       Command.addFieldValue(
           result, "Info6", "Component is not configurable, do you want to create it?", "fixed");
     } // end of else
     Command.addFieldValue(result, "Params set", "true", "hidden");
   } catch (Exception e) {
     log.log(Level.SEVERE, "Problem instantiating component:", e);
     Command.addFieldValue(
         result,
         "Component class",
         "ERROR!! Problem instantiating component, " + "look in log file for details...",
         "text-single",
         "Component class");
   } // end of try-catch
 }
  @Override
  public void processPacket(final Packet packet, final Queue<Packet> results) {

    if (!packet.isCommand()) {
      return;
    }
    Iq iqc = (Iq) packet;

    if (iqc.getType() != null && iqc.getType() == StanzaType.error) {
      log.info("Ignoring error packet: " + iqc.toString());
      return;
    }

    String nick = iqc.getTo().getLocalpart();
    if (nick == null || !getName().equals(nick)) return;

    String msg =
        "Please be careful, you are service admin and all changes"
            + " you make are instantly applied to live system!";
    boolean admin = true;
    if (iqc.getPermissions() != Permissions.ADMIN) {
      if (demoMode) {
        admin = false;
        msg =
            "You are not admin. You can safely play with the settings as"
                + " you can not change anything.";
        if (iqc.getStrCommand() != null && iqc.getStrCommand().endsWith(DEF_SM_NAME)) {
          Packet result = iqc.commandResult(Command.DataType.result);
          Command.addFieldValue(result, "Note", msg, "fixed");
          Command.addFieldValue(
              result, "Note", "Restricted area, only admin can see these settings.", "fixed");
          results.offer(result);
          return;
        }
      } else {
        try {
          results.offer(
              Authorization.NOT_AUTHORIZED.getResponseMessage(
                  packet, "You are not authorized for this action.", true));
        } catch (PacketErrorTypeException e) {
          log.warning("Packet processing exception: " + e);
        }
        return;
      }
    }

    if (log.isLoggable(Level.FINEST)) {
      log.finest("Command received: " + iqc.toString());
    }

    Command.Action action = Command.getAction(iqc);
    if (action == Command.Action.cancel) {
      Packet result = iqc.commandResult(null);
      results.offer(result);
      return;
    }

    switch (iqc.getCommand()) {
      case OTHER:
        if (iqc.getStrCommand() != null) {
          if (iqc.getStrCommand().startsWith("config/list/")) {
            try {
              String[] spl = iqc.getStrCommand().split("/");
              Packet result = iqc.commandResult(Command.DataType.result);
              Command.addFieldValue(result, "Note", msg, "fixed");
              Map<String, Object> allprop = getAllProperties(spl[2]);
              for (Map.Entry<String, Object> entry : allprop.entrySet()) {
                Command.addFieldValue(
                    result,
                    XMLUtils.escape(entry.getKey()),
                    XMLUtils.escape(objectToString(entry.getValue())));
              } // end of for (Map.Entry entry: prop.entrySet())
              results.offer(result);
            } catch (ConfigurationException ex) {
              Logger.getLogger(ConfiguratorOld.class.getName()).log(Level.SEVERE, null, ex);
            }
          }
          if (iqc.getStrCommand().startsWith("config/set/")) {
            try {
              String[] spl = iqc.getStrCommand().split("/");
              Packet result = iqc.commandResult(Command.DataType.result);
              Command.addFieldValue(result, "Note", msg, "fixed");
              if (Command.getData(packet) == null) {
                prepareConfigData(result, spl[2]);
                results.offer(result);
              } else {
                updateConfigChanges(packet, result, spl[2], admin);
                results.offer(result);
              }
            } catch (ConfigurationException ex) {
              Logger.getLogger(ConfiguratorOld.class.getName()).log(Level.SEVERE, null, ex);
            }
          }
        }
        break;
      default:
        break;
    }
  }