code: public Dispatchable addDispatchableForOptimizedLocalTransaction(int transactionId) {
          if (tc.isEntryEnabled())
              SibTr.entry(this, tc, "addDispatchableForOptimizedLocalTransaction", "" + transactionId);
          final Dispatchable result = addDispatchableForLocalTransaction(transactionId);
          if (tc.isEntryEnabled())
              SibTr.exit(this, tc, "addDispatchableForOptimizedLocalTransaction", result);
          return result;
      }
docs: Adds a new dispatchable to the map for an optimized local transaction.
  
  @param transactionId
  @return