001/*
002 *    GeoAPI - Java interfaces for OGC/ISO standards
003 *    Copyright © 2004-2023 Open Geospatial Consortium, Inc.
004 *    http://www.geoapi.org
005 *
006 *    Licensed under the Apache License, Version 2.0 (the "License");
007 *    you may not use this file except in compliance with the License.
008 *    You may obtain a copy of the License at
009 *
010 *        http://www.apache.org/licenses/LICENSE-2.0
011 *
012 *    Unless required by applicable law or agreed to in writing, software
013 *    distributed under the License is distributed on an "AS IS" BASIS,
014 *    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
015 *    See the License for the specific language governing permissions and
016 *    limitations under the License.
017 */
018package org.opengis.metadata.spatial;
019
020import org.opengis.annotation.UML;
021import org.opengis.annotation.Classifier;
022import org.opengis.annotation.Stereotype;
023import org.opengis.metadata.maintenance.Scope;
024
025import static org.opengis.annotation.Specification.*;
026import static org.opengis.annotation.Obligation.OPTIONAL;
027
028
029/**
030 * Digital mechanism used to represent spatial information.
031 *
032 * @author  Martin Desruisseaux (IRD, Geomatys)
033 * @version 3.1
034 * @since   2.0
035 */
036@Classifier(Stereotype.ABSTRACT)
037@UML(identifier="MD_SpatialRepresentation", specification=ISO_19115)
038public interface SpatialRepresentation {
039    /**
040     * Level and extent of the spatial representation.
041     *
042     * @return level and extent of the spatial representation, or {@code null} if none.
043     *
044     * @since 3.1
045     */
046    @UML(identifier="scope", obligation=OPTIONAL, specification=ISO_19115, version=2018)
047    default Scope getScope() {
048        return null;
049    }
050}