@Override
    protected void onClassChosen(@NotNull PsiClass psiClass) {
      final JTextField textField = myPatternTextField.getTextField();
      final String text = textField.getText();
      textField.setText(text + (!text.isEmpty() ? "||" : "") + psiClass.getQualifiedName());
    }
@Override
    protected void onClassChosen(@NotNull PsiClass psiClass)