public void markDeletes(LongSet delDocs, LongSet deletedUIDs) {
LongIterator iter = delDocs.iterator();
IntRBTreeSet delDocIdSet = _delDocIdSet;
while (iter.hasNext()) {
long uid = iter.nextLong();
if (ZoieSegmentReader.DELETED_UID != uid) {
int docid = _docIDMapper.getDocID(uid);
if (docid != DocIDMapper.NOT_FOUND) {
delDocIdSet.add(docid);
deletedUIDs.add(uid);