func (s *Store) commit(bt *engine.Batch, fw *Forward) error {
if bt.Len() == 0 {
return nil
}
s.travelPreCommitHandlers(fw)
if err := s.db.Commit(bt); err != nil {
log.Warningf("store commit failed - %s", err)
return err
}
for i := s.itlist.Len(); i != 0; i-- {
v := s.itlist.Remove(s.itlist.Front()).(*storeIterator)
v.Close()
}
s.serial++
s.travelPostCommitHandlers(fw)
return nil
}
