class ColumnSortOption {

  @Override
  public boolean equals(@Nullable Object obj) {
    if (this == obj) {
      return true;
    }
    if (!(obj instanceof ColumnSortOption)) {
      return false;
    }
    ColumnSortOption rhs = (ColumnSortOption) obj;
    return _column.equals(rhs._column) && _reversed == rhs._reversed;
  }

  public  ColumnSortOption(@Nonnull String column, boolean reversed);

}