public MobCell readCell(ExtendedCell search, boolean cacheMobBlocks) throws IOException {
    return readCell(search, cacheMobBlocks, sf.getMaxMemStoreTS());
  }
Reads a cell from the mob file.
@param search         The cell need to be searched in the mob file.
@param cacheMobBlocks Should this scanner cache blocks.
@return The cell in the mob file.
hbase-server/src/main/java/org/apache/hadoop/hbase/mob/MobFile.java