boolean passesTimerangeFilter(TimeRange tr, long oldestUnexpiredTS) {
    return this.timeRange == null
      ? true
      : this.timeRange.includesTimeRange(tr) && this.timeRange.getMax() >= oldestUnexpiredTS;
  }
Check if this storeFile may contain keys within the TimeRange that have not expired (i.e. not
older than oldestUnexpiredTS).
@param tr                the timeRange to restrict
@param oldestUnexpiredTS the oldest timestamp that is not expired, as determined by the column
                         family's TTL
@return false if queried keys definitely don't exist in this StoreFile
hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/StoreFileReader.java