/** {@inheritDoc} */
 @Override
 public void close() {
   nodeStorageContainer.close();
   wayStorageContainer.close();
   relationStorageContainer.close();
 }
 /** {@inheritDoc} */
 private ReleasableIterator<Long> getWayIdsForTileRange(int minimumTile, int maximumTile) {
   return new ReleasableAdaptorForIterator<Long>(
       wayStorageContainer.getWayTileIndexReader().getRange(minimumTile, maximumTile));
 }
 /** {@inheritDoc} */
 private ReleasableIterator<Long> getRelationIdsOwningWay(long wayId) {
   return new RelationalIndexValueIdIterator(
       wayStorageContainer.getWayRelationIndexReader().getRange(wayId, wayId));
 }