code: private void performInitialCleanup() {
          listeEinsortieren.removeIf(f -> !f.arr[DatenFilm.FILM_URL].toLowerCase().startsWith("http"));
          listeEinsortieren.removeIf(f -> {
              String groesse = f.arr[DatenFilm.FILM_GROESSE];
              if (groesse.isEmpty())
                  return false;
              else {
                  return Long.parseLong(groesse) < MIN_SIZE_ADD_OLD;
              }
  
          });
      }
docs: Remove links which don´t start with http.
  -    * Remove old film entries which are smaller than MIN_SIZE_ADD_OLD.