@GwtCompatible
@ElementTypesAreNonnullByDefault
class StandardRowSortedTable<R, C, V> extends StandardTable<R, C, V>
    implements RowSortedTable<R, C, V> {
  /*
   * TODO(jlevy): Consider adding headTable, tailTable, and subTable methods,
   * which return a Table view with rows keys in a given range. Create a
   * RowSortedTable subinterface with the revised methods?
   */

  StandardRowSortedTable(

 *
 * @author Jared Levy
 * @author Louis Wasserman
 * @since 7.0
 */
@GwtCompatible(serializable = true)
@ElementTypesAreNonnullByDefault
public class TreeBasedTable<R, C, V> extends StandardRowSortedTable<R, C, V> {
  private final Comparator<? super C> columnComparator;

  private static class Factory<C, V> implements Supplier<TreeMap<C, V>>, Serializable {
    final Comparator<? super C> comparator;