// Skip stale entry.
          return false;
        }
      } finally {
        currentSegment.postReadCleanup();
      }
    }

    @Override
    public boolean hasNext() {
      return nextExternal != null;
    }

    WriteThroughEntry nextEntry() {
      if (nextExternal == null) {
        throw new NoSuchElementException();
      }

                try (CloseableIterator<SmbResource> it =
                        SmbEnumerationUtil.doEnum(this, "*", ATTR_DIRECTORY | ATTR_HIDDEN | ATTR_SYSTEM, null, null)) {
                    while (it.hasNext()) {
                        try (SmbResource r = it.next()) {
                            try {
                                r.delete();
                            } catch (final CIFSException e) {

          // Skip stale entry.
          return false;
        }
      } finally {
        currentSegment.postReadCleanup();
      }
    }

    @Override
    public boolean hasNext() {
      return nextExternal != null;
    }

    WriteThroughEntry nextEntry() {
      if (nextExternal == null) {
        throw new NoSuchElementException();
      }