} else if (SENSEI_INDEXER_TYPE_HOURGLASS.equals(indexerType)) {
String schedule = _senseiConf.getString(SENSEI_HOURGLASS_SCHEDULE, "");
int trimThreshold = _senseiConf.getInt(SENSEI_HOURGLASS_TRIMTHRESHOLD, 14);
String frequencyString = _senseiConf.getString(SENSEI_HOURGLASS_FREQUENCY, "day");
FREQUENCY frequency;
if (SENSEI_HOURGLASS_FREQUENCY_MIN.equals(frequencyString)) {
frequency = FREQUENCY.MINUTELY;
} else if (SENSEI_HOURGLASS_FREQUENCY_HOUR.equals(frequencyString)) {
frequency = FREQUENCY.HOURLY;