package de.lmu.ifi.dbs.elki.index.tree.spatial;

/*
 This file is part of ELKI:
 Environment for Developing KDD-Applications Supported by Index-Structures

 Copyright (C) 2015
 Ludwig-Maximilians-Universität München
 Lehr- und Forschungseinheit für Datenbanksysteme
 ELKI Development Team

 This program is free software: you can redistribute it and/or modify
 it under the terms of the GNU Affero General Public License as published by
 the Free Software Foundation, either version 3 of the License, or
 (at your option) any later version.

 This program is distributed in the hope that it will be useful,
 but WITHOUT ANY WARRANTY; without even the implied warranty of
 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU Affero General Public License for more details.

 You should have received a copy of the GNU Affero General Public License
 along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

import de.lmu.ifi.dbs.elki.index.tree.Node;

/**
 * Defines the requirements for an object that can be used as a node in a
 * Spatial Index. A spatial node can be a spatial directory node or a spatial
 * leaf node.
 * 
 * @author Elke Achtert
 * @since 0.2
 * 
 * @apiviz.composedOf SpatialEntry
 * 
 * @param <N> Self reference
 * @param <E> Entry type
 */
public interface SpatialNode<N extends SpatialNode<N, E>, E extends SpatialEntry> extends Node<E> {
  // No additional methods.
}