private boolean checkCanDelete(List<DirDiffElementImpl> elements) {
    if (WarnOnDeletion.isWarnWhenDeleteItems()) {
      int count = 0;
      for (DirDiffElementImpl element : elements) {
        if (element.getOperation() == DirDiffOperation.DELETE) {
          count++;
        }
      }
      if (count > 0) {
        if (!confirmDeletion(count)) {
          return false;
        }
      }
    }
    return true;
  }
private boolean checkCanDelete(List<DirDiffElementImpl> elements)