private long addBackedUpSeconds(long lowWatermark, int backupSecs, String watermarkType) {
if (lowWatermark == ConfigurationKeys.DEFAULT_WATERMARK_VALUE) {
return lowWatermark;
}
WatermarkType wmType = WatermarkType.valueOf(watermarkType.toUpperCase());
switch (wmType) {
case SIMPLE:
return lowWatermark + backupSecs;
default:
Date lowWaterMarkDate = Utils.toDate(lowWatermark, "yyyyMMddHHmmss");
return Long.parseLong(
Utils.dateToString(
Utils.addSecondsToDate(lowWaterMarkDate, backupSecs), "yyyyMMddHHmmss"));
}
}
/**
* Get low water mark from the given work unit state.
*
* @param workUnitState Work unit state
* @return latest low water mark
*/
private long getLowWatermarkFromWorkUnit(WorkUnitState workUnitState) {
String watermarkType =
workUnitState.getProp(
ConfigurationKeys.SOURCE_QUERYBASED_WATERMARK_TYPE,
ConfigurationKeys.DEFAULT_WATERMARK_TYPE);
long lowWaterMark = workUnitState.getWorkunit().getLowWaterMark();
if (lowWaterMark == ConfigurationKeys.DEFAULT_WATERMARK_VALUE) {
return lowWaterMark;
}
WatermarkType wmType = WatermarkType.valueOf(watermarkType.toUpperCase());
int deltaNum = new WatermarkPredicate(wmType).getDeltaNumForNextWatermark();
switch (wmType) {
case SIMPLE:
return lowWaterMark - deltaNum;
default:
Date lowWaterMarkDate = Utils.toDate(lowWaterMark, "yyyyMMddHHmmss");
return Long.parseLong(
Utils.dateToString(
Utils.addSecondsToDate(lowWaterMarkDate, deltaNum * -1), "yyyyMMddHHmmss"));
}
}
