code: protected boolean validOutcome(String outcome, Sequence sequence) {
      String prevOutcome = null;
      List tagList = sequence.getOutcomes();
      int lti = tagList.size() - 1;
      if (lti >= 0) {
        prevOutcome = (String) tagList.get(lti);
      }
      return validOutcome(outcome,prevOutcome);
    }
docs: /* inherieted java doc