default CompletableFuture<List<HRegionLocation>> getRegionLocations(byte[] row) {
    return getRegionLocations(row, false);
  }
Find all the replicas for the region on which the given row is being served.
@param row Row to find.
@return Locations for all the replicas of the row.
hbase-client/src/main/java/org/apache/hadoop/hbase/client/AsyncTableRegionLocator.java