@Override
  public int hashCode() {
    return new HashCodeBuilder().append(column).append(timestamp).append(getValue()).toHashCode();
  }
Makes a column in family:qualifier form from separate byte arrays with offset and length.
<p>
Not recommended for usage as this is old-style API.
@return family:qualifier
hbase-rest/src/main/java/org/apache/hadoop/hbase/rest/model/CellModel.java