public static boolean matchingRow(final Cell left, final byte[] buf, final int offset,
    final int length) {
    return PrivateCellUtil.matchingRows(left, buf, offset, length);
  }
Flatten the map of cells out under the CellScanner
@param map Map of Cell Lists; for example, the map of families to Cells that is used inside
           Put, etc., keeping Cells organized by family.
@return CellScanner interface over <code>cellIterable</code>
hbase-common/src/main/java/org/apache/hadoop/hbase/CellUtil.java