code: protected List getConvertedRRP() {
  
          List theList = null;
          StringArrayWrapper saw = (StringArrayWrapper) properties.get(REVERSE_ROUTING_PATH);
          if (saw != null)
              theList = saw.getCorePath();
          return theList;
      }
docs: This method returns the "List containing SIDestinationAddress" form of the
  reverse routing path.