log.debug("Scheduling transport connection for removal " + trans + " (" + System.identityHashCode(trans) + ")");
        }
        this.toRemove.add((SmbTransportImpl) trans);
    }

    private void cleanup() {
        SmbTransportImpl trans;
        while ((trans = this.toRemove.poll()) != null) {
            if (log.isDebugEnabled()) {

      if (hasNext()) {
        toRemove = iterator;
        return iterator.next();
      } else {
        throw new NoSuchElementException();
      }
    }

    @Override
    public void remove() {
      if (toRemove == null) {
        throw new IllegalStateException("no calls to next() since the last call to remove()");
      }
      toRemove.remove();
      toRemove = null;
    }

        documentList.add(doc3);

        QueryResponseList qrList = new QueryResponseList(documentList, 0, 10, 0);

        Collection<Map<String, Object>> toRemove = Arrays.asList(doc2);
        assertTrue(qrList.removeAll(toRemove));
        assertEquals(2, qrList.size());
        assertFalse(qrList.contains(doc2));

        Collection<Map<String, Object>> toRetain = Arrays.asList(doc1);

		delete(foundDirs, dir)
	}

	// Delete excessive directories.
	// Do not abort on context errors.
	for dir := range foundDirs {
		toRemove := pathJoin(volumeDir, path, dir+SlashSeparator)
		err = s.deleteFile(volumeDir, toRemove, true, true)
		diskHealthCheckOK(ctx, err)
		if err != nil {
			return err
		}
	}

	// Do the same for inline data
	dirs, err := xl.data.list()