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
 }
 private void createNewComponent(Packet packet, Packet result, boolean admin) {
   String new_comp_name = Command.getFieldValue(packet, "Component name");
   String new_comp_class = Command.getFieldValue(packet, "Component class");
   try {
     MessageReceiver mr = (MessageReceiver) Class.forName(new_comp_class).newInstance();
     mr.setName(new_comp_name);
     if (mr instanceof Configurable) {
       Map<String, Object> comp_props = ((Configurable) mr).getDefaults(defConfigParams);
       Map<String, Object> new_params = new LinkedHashMap<String, Object>(comp_props);
       // Convert String values to proper Objecy values
       for (Map.Entry<String, Object> entry : comp_props.entrySet()) {
         String val = Command.getFieldValue(packet, XMLUtils.escape(entry.getKey()));
         if (val == null) {
           val = "";
         }
         val = XMLUtils.unescape(val);
         log.info("New component value: " + entry.getKey() + "=" + val);
         setValue(entry.getKey(), val, false, false, new_params);
       } // end of for (Map.Entry entry: prop.entrySet())
       if (admin) {
         // Now we can save all properties to config repository:
         for (Map.Entry<String, Object> entry : new_params.entrySet()) {
           String key = entry.getKey();
           String subnode = null;
           int key_idx = entry.getKey().lastIndexOf('/');
           if (key_idx > 0) {
             key = entry.getKey().substring(key_idx + 1);
             subnode = entry.getKey().substring(0, key_idx);
           }
           log.info(
               "Saving property to repository: "
                   + "root="
                   + new_comp_name
                   + ", subnode="
                   + subnode
                   + ", key="
                   + key
                   + ", value="
                   + entry.getValue());
           repository.set(new_comp_name, subnode, key, entry.getValue());
         } // end of for (Map.Entry entry: prop.entrySet())
         // And load the component itself.....
         // Set class name for the component
         repository.set(
             routerCompName,
             "/components/msg-receivers",
             new_comp_name + ".class",
             new_comp_class);
         // Activate the component
         repository.set(
             routerCompName, "/components/msg-receivers", new_comp_name + ".active", true);
         // Add to the list of automaticaly loaded components
         setValue(
             routerCompName + "/components/msg-receivers/id-names",
             new_comp_name,
             true,
             false,
             null);
         // repository.sync();
         setup(routerCompName);
       } // end of if (admin)
     }
     Command.addNote(result, "New component created: " + new_comp_name);
     Command.addFieldValue(result, "Note", "New component created: " + new_comp_name, "fixed");
   } 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
 }