+ SetIterator<Pair<int64_t, int32_t> *, TransactionPart *, uintptr_t, 0, pairHashFunction, pairEquals> *pit = getKeyIterator(parts);
+ while(pit->hasNext()) {
+ Pair<int64_t, int32_t> * pair=pit->next();
+ pit->currVal()->releaseRef();
+ }
+ delete pit;
+