public void deleteTrashEntries(long[] classPKs, boolean checkPermission)
      throws PortalException, SystemException {

    for (long classPK : classPKs) {
      if (checkPermission) {
        DLAppServiceUtil.deleteFileShortcut(classPK);
      } else {
        DLAppLocalServiceUtil.deleteFileShortcut(classPK);
      }
    }
  }