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; }