code: protected void flushObjects ()
      {
          long now = System.currentTimeMillis();
          for (Iterator<IntMap.IntEntry<FlushRecord>> iter = _flushes.intEntrySet().iterator();
               iter.hasNext(); ) {
              IntMap.IntEntry<FlushRecord> entry = iter.next();
  //             int oid = entry.getIntKey();
              FlushRecord rec = entry.getValue();
              if (rec.expire <= now) {
                  iter.remove();
                  flushObject(rec.object);
  //                 Log.info("Flushed object " + oid + ".");
              }
          }
      }
docs: Called periodically to flush any objects that have been lingering due to a previously
  enacted flush delay.