/**
   * Returns a view of the complement of this {@code RangeSet}.
   *
   * <p>The returned view supports the {@link #add} operation if this {@code RangeSet} supports
   * {@link #remove}, and vice versa.
   */
  RangeSet<C> complement();

  /**
   * Returns a view of the intersection of this {@code RangeSet} with the specified range.
   *

    //                                                                      ==============
    @Execute
    @Secured({ ROLE, ROLE + VIEW })
    public HtmlResponse index() {
        saveToken();
        return asListHtml();
    }

    @Execute
    @Secured({ ROLE, ROLE + VIEW })
    public HtmlResponse list(final Integer pageNumber, final SearchForm form) {
        failureUrlPager.setCurrentPageNumber(pageNumber);

  public Entry<String, String> belowSamplesLesser() {
    return Helpers.mapEntry("!! a", "below view");
  }

  @Override
  public Entry<String, String> belowSamplesGreater() {
    return Helpers.mapEntry("!! b", "below view");
  }

  @Override
  public Entry<String, String> aboveSamplesLesser() {
    return Helpers.mapEntry("~~ a", "above view");
  }

  @Override
  public Entry<String, String> aboveSamplesGreater() {

   *
   * <ul>
   *   <li>{@code view.equals(view)} evaluates to {@code true} (but any other `equals()` expression
   *       involving {@code view} will throw)
   *   <li>{@code hashCode()} does not throw
   *   <li>if {@code node} is re-added to the network after having been removed, {@code view}'s
   *       behavior is undefined
   * </ul>
   *

   *
   * <ul>
   *   <li>{@code view.equals(view)} evaluates to {@code true} (but any other `equals()` expression
   *       involving {@code view} will throw)
   *   <li>{@code hashCode()} does not throw
   *   <li>if {@code node} is re-added to the graph after having been removed, {@code view}'s
   *       behavior is undefined
   * </ul>
   *

	return columnTypes, execErr
}

// CreateView create view from Query in gorm.ViewOption.
// Query in gorm.ViewOption is a [subquery]
//
//	// CREATE VIEW `user_view` AS SELECT * FROM `users` WHERE age > 20
//	q := DB.Model(&User{}).Where("age > ?", 20)
//	DB.Debug().Migrator().CreateView("user_view", gorm.ViewOption{Query: q})
//
//	// CREATE OR REPLACE VIEW `users_view` AS SELECT * FROM `users` WITH CHECK OPTION

   *
   * <ul>
   *   <li>{@code view.equals(view)} evaluates to {@code true} (but any other `equals()` expression
   *       involving {@code view} will throw)
   *   <li>{@code hashCode()} does not throw
   *   <li>if {@code node} is re-added to the graph after having been removed, {@code view}'s
   *       behavior is undefined
   * </ul>
   *

            AdminEsreqAction.ROLE, //
            AdminEsreqAction.ROLE + VIEW, //
            AdminDashboardAction.ROLE, //
            AdminDashboardAction.ROLE + VIEW, //
            AdminWizardAction.ROLE, //
            AdminWizardAction.ROLE + VIEW, //
            AdminGeneralAction.ROLE, //
            AdminGeneralAction.ROLE + VIEW, //
            AdminSchedulerAction.ROLE, //
            AdminSchedulerAction.ROLE + VIEW, //

   *
   * <ul>
   *   <li>{@code view.equals(view)} evaluates to {@code true} (but any other `equals()` expression
   *       involving {@code view} will throw)
   *   <li>{@code hashCode()} does not throw
   *   <li>if {@code node} is re-added to the graph after having been removed, {@code view}'s
   *       behavior is undefined
   * </ul>
   *

   * @param multimap the multimap to be wrapped in a synchronized view
   * @return a synchronized view of the specified multimap
   */
  public static <K extends @Nullable Object, V extends @Nullable Object>
      Multimap<K, V> synchronizedMultimap(Multimap<K, V> multimap) {
    return Synchronized.multimap(multimap, null);
  }

  /**
   * Returns an unmodifiable view of the specified multimap. Query operations on the returned