public static void dealWithEra(Stella_Object formValue, DecodedDateTime parsedValues) {
    if (formValue == Stella.SYM_STELLA_BCE) {
      parsedValues.dateTimeYear = 0 - parsedValues.dateTimeYear;
    }
    else {
      if (!(formValue == Stella.SYM_STELLA_CE)) {
        { OutputStringStream stream000 = OutputStringStream.newOutputStringStream();

          stream000.nativeStream.print("`" + formValue + "'isn't BCE/CE - this shouldn't happen.");
          throw ((StellaException)(StellaException.newStellaException(stream000.theStringReader()).fillInStackTrace()));
        }
      }
    }
  }