private void createUIComponents()

in src/com/intellij/idea/plugin/hybris/system/type/model/generator/DomGenPanel.java [61:107]
46 lines of code
11 McCabe index (conditional complexity)

    private void createUIComponents() {
        mySchemaLocation = new TextFieldWithBrowseButton();
        mySchemaLocation.addBrowseFolderListener(
            myProject,
            FileChooserDescriptorFactory.createSingleFileDescriptor()
                .withExtensionFilter("Files (.xsd, .dtd)", "xsd", "dtd")
                .withTitle("Choose XSD or DTD Schema")
                .withDescription("Make sure there are only necessary schemes in directory where your XSD or DTD schema is located")
        );
        mySchemaLocation.getTextField().setEditable(false);
        mySchemaLocation.addActionListener(e -> {
            final File file = new File(mySchemaLocation.getText());
            if (file.exists() && file.getName().toLowerCase().endsWith(".xsd")) {
                final VirtualFile vf = LocalFileSystem.getInstance().findFileByIoFile(file);
                if (vf != null) {
                    final PsiFile psiFile = PsiManager.getInstance(myProject).findFile(vf);
                    if (psiFile instanceof XmlFile) {
                        final XmlDocument xml = ((XmlFile) psiFile).getDocument();
                        if (xml != null) {
                            final XmlTag rootTag = xml.getRootTag();
                            if (rootTag != null) {
                                String target = null;
                                final ArrayList<String> ns = new ArrayList<>();
                                for (XmlAttribute attr : rootTag.getAttributes()) {
                                    if ("targetNamespace".equals(attr.getName())) {
                                        target = attr.getValue();
                                    } else if (attr.getName().startsWith("xmlns")) {
                                        ns.add(attr.getValue());
                                    }
                                }

                                ns.remove(target);
                                if (target != null) {
                                    myNamespace.setText(target);
                                }
                                mySkipSchemas.setText(StringUtil.join(ArrayUtil.toStringArray(ns), "\n"));
                            }
                        }
                    }
                }
            }
        });
        myOutputDir = new TextFieldWithBrowseButton();
        final FileChooserDescriptor descriptor = FileChooserDescriptorFactory.createSingleFolderDescriptor()
            .withTitle("Select Output Directory For Generated Files");
        myOutputDir.addBrowseFolderListener(myProject, descriptor);
    }