@Override
  public boolean hasFilterRow() {
    for (int i = 0, n = filters.size(); i < n; i++) {
      if (filters.get(i).hasFilterRow()) {
        return true;
      }
    }
    return false;
  }
Filters that never filter by modifying the returned List of Cells can inherit this
implementation that does nothing. {@inheritDoc}
hbase-client/src/main/java/org/apache/hadoop/hbase/filter/FilterListBase.java