private void doAddArchetype() {
    MavenAddArchetypeDialog dialog = new MavenAddArchetypeDialog(myMainPanel);
    if (!dialog.showAndGet()) {
      return;
    }

    MavenArchetype archetype = dialog.getArchetype();
    ApplicationManager.getApplication().executeOnPooledThread(() -> {
      MavenIndicesManager.addArchetype(archetype);
      ApplicationManager.getApplication().invokeLater(() -> updateArchetypesList(archetype));
    });
  }
private void doAddArchetype()