private static @Nullable PsiType getRowType(JTable table, int row) {
    try {
      return ((PsiTypeCodeFragment)((JavaParameterTableModel)table.getModel()).getItems().get(row).typeCodeFragment).getType();
    }
    catch (PsiTypeCodeFragment.TypeSyntaxException | PsiTypeCodeFragment.NoTypeException e) {
      return null;
    }
  }
private static @Nullable PsiType getRowType(JTable table, int row)