docs: public Object eval(Selector sel)
    {
      try
      {
        return eval(sel, MatchSpaceKey.DUMMY, EvalCache.DUMMY, null, false);
      }
      catch (BadMessageFormatMatchingException e)
      {
        // No FFDC Code Needed.
        // FFDC driven by wrapper class.
        FFDC.processException(this,
            cclass,
            "com.ibm.ws.sib.matchspace.selector.impl.Evaluator.eval",
            e,
            "1:145:1.28");
  //TODO: Pass "sel" in FFDC or merely trace?      
        // This truly does not happen (see MatchSpaceKey.DUMMY)
        throw new IllegalStateException(); // );
      }
    }