@Override
  public JComponent createComponent() {
    final JComponent editorComponent;
    if (myEditorTabs.length > 1) {
      final TabbedPaneWrapper tabbedPane = new TabbedPaneWrapper(myDisposable);
      for (FacetEditorTab editorTab : myEditorTabs) {
        JComponent c = editorTab.createComponent();
        UIUtil.addInsets(c, UIUtil.PANEL_SMALL_INSETS);
        tabbedPane.addTab(editorTab.getDisplayName(), c);
      }
      tabbedPane.addChangeListener(new ChangeListener() {
        @Override
        public void stateChanged(@NotNull ChangeEvent e) {
          myEditorTabs[mySelectedTabIndex].onTabLeaving();
          mySelectedTabIndex = tabbedPane.getSelectedIndex();
          onTabSelected(myEditorTabs[mySelectedTabIndex]);
        }
      });
      editorComponent = tabbedPane.getComponent();
      myTabbedPane = tabbedPane;
    }
    else if (myEditorTabs.length == 1) {
      editorComponent = myEditorTabs[0].createComponent();
      UIUtil.addInsets(editorComponent, JBUI.insets(0, 5, 0, 0));
    }
    else {
      editorComponent = new JPanel();
    }
    ProjectModelExternalSource externalSource = myContext.getFacet().getExternalSource();
    if (externalSource != null) {
      myErrorPanel.getValidatorsManager().registerValidator(new FacetEditorValidator() {
        @NotNull
        @Override
        public ValidationResult check() {
          if (isModified()) {
            String text = ModificationOfImportedModelWarningComponent.getWarningText(
              JavaUiBundle.message("facet.banner.text", myContext.getFacetName()), externalSource);
            return new ValidationResult(text);
          }
          return ValidationResult.OK;
        }
      }, editorComponent);
    }


    final JComponent errorComponent = myErrorPanel.getComponent();
    UIUtil.addInsets(errorComponent, JBUI.insets(0, 5, 5, 0));

    final JPanel panel = new JPanel(new BorderLayout());
    panel.add(BorderLayout.CENTER, editorComponent);
    panel.add(BorderLayout.SOUTH, errorComponent);
    return panel;
  }
@Override
  public JComponent createComponent()