return null; }
    private DefaultMutableTreeNode newSociety(DefaultMutableTreeNode node) {        Object[] values = {            new ComboItem("Scalability", ScalabilityXSociety.class),	    new ComboItem("ABC", ABCSociety.class)        };        Object answer =            JOptionPane.showInputDialog(this, "Select Society Type",                                        "Select Society",                                        JOptionPane.QUESTION_MESSAGE,                                        null,                                        values,                                        "ScalabilityX");        if (answer instanceof ComboItem) {            ComboItem item = (ComboItem) answer;            String name = societyNames.generateName(item.name);            while (true) {                name = (String) JOptionPane.showInputDialog(this, "Enter Society Name",                                                            "Name Society",                                                            JOptionPane.QUESTION_MESSAGE,                                                            null, null,                                                            name);                if (name == null) return null;                if (!societyNames.contains(name)) break;                int ok = JOptionPane.showConfirmDialog(this,                                                       "Use an unique name",                                                       "Society Name Not Unique",                                                       JOptionPane.OK_CANCEL_OPTION,                                                       JOptionPane.ERROR_MESSAGE);                if (ok != JOptionPane.OK_OPTION) return null;            }            try {                Constructor constructor = item.cls.getConstructor(constructorArgTypes);                SocietyComponent sc = (SocietyComponent) constructor.newInstance(new String[] {name});                sc.initProperties();		DefaultMutableTreeNode newNode =		  addSocietyToWorkspace(sc, node);		workspace.setSelection(newNode);		return newNode;            } catch (Exception e) {                e.printStackTrace();		return null;            }        }	return null;    }