public static Map<String, String> validateOptions(Map<String, String> options)
      throws ConfigurationException {
    Map<String, String> uncheckedOptions = AbstractCompactionStrategy.validateOptions(options);
    uncheckedOptions =
        DateTieredCompactionStrategyOptions.validateOptions(options, uncheckedOptions);

    uncheckedOptions.remove(CFPropDefs.KW_MINCOMPACTIONTHRESHOLD);
    uncheckedOptions.remove(CFPropDefs.KW_MAXCOMPACTIONTHRESHOLD);

    return uncheckedOptions;
  }