001    /*
002     *    GeoAPI - Java interfaces for OGC/ISO standards
003     *    http://www.geoapi.org
004     *
005     *    Copyright (C) 2004-2013 Open Geospatial Consortium, Inc.
006     *    All Rights Reserved. http://www.opengeospatial.org/ogc/legal
007     *
008     *    Permission to use, copy, and modify this software and its documentation, with
009     *    or without modification, for any purpose and without fee or royalty is hereby
010     *    granted, provided that you include the following on ALL copies of the software
011     *    and documentation or portions thereof, including modifications, that you make:
012     *
013     *    1. The full text of this NOTICE in a location viewable to users of the
014     *       redistributed or derivative work.
015     *    2. Notice of any changes or modifications to the OGC files, including the
016     *       date changes were made.
017     *
018     *    THIS SOFTWARE AND DOCUMENTATION IS PROVIDED "AS IS," AND COPYRIGHT HOLDERS MAKE
019     *    NO REPRESENTATIONS OR WARRANTIES, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED
020     *    TO, WARRANTIES OF MERCHANTABILITY OR FITNESS FOR ANY PARTICULAR PURPOSE OR THAT
021     *    THE USE OF THE SOFTWARE OR DOCUMENTATION WILL NOT INFRINGE ANY THIRD PARTY
022     *    PATENTS, COPYRIGHTS, TRADEMARKS OR OTHER RIGHTS.
023     *
024     *    COPYRIGHT HOLDERS WILL NOT BE LIABLE FOR ANY DIRECT, INDIRECT, SPECIAL OR
025     *    CONSEQUENTIAL DAMAGES ARISING OUT OF ANY USE OF THE SOFTWARE OR DOCUMENTATION.
026     *
027     *    The name and trademarks of copyright holders may NOT be used in advertising or
028     *    publicity pertaining to the software without specific, written prior permission.
029     *    Title to copyright in this software and any associated documentation will at all
030     *    times remain with copyright holders.
031     */
032    package org.opengis.referencing.datum;
033    
034    import java.util.Map;
035    import org.opengis.annotation.UML;
036    
037    import static org.opengis.annotation.Obligation.*;
038    import static org.opengis.annotation.Specification.*;
039    
040    
041    /**
042     * Defines the location and precise orientation in 3-dimensional space of a defined ellipsoid
043     * (or sphere) that approximates the shape of the earth. Used also for Cartesian coordinate
044     * system centered in this ellipsoid (or sphere).
045     *
046     * @author  Martin Desruisseaux (IRD)
047     * @version 3.0
048     * @since   1.0
049     *
050     * @see Ellipsoid
051     * @see PrimeMeridian
052     *
053     * @navassoc 1 - - Ellipsoid
054     * @navassoc 1 - - PrimeMeridian
055     *
056     * @see DatumAuthorityFactory#createGeodeticDatum(String)
057     * @see DatumFactory#createGeodeticDatum(Map, Ellipsoid, PrimeMeridian)
058     */
059    @UML(identifier="CD_GeodeticDatum", specification=ISO_19111)
060    public interface GeodeticDatum extends Datum {
061        /**
062         * Returns the ellipsoid.
063         *
064         * @return The ellipsoid.
065         */
066        @UML(identifier="ellipsoid", obligation=MANDATORY, specification=ISO_19111)
067        Ellipsoid getEllipsoid();
068    
069        /**
070         * Returns the prime meridian.
071         *
072         * @return The prime meridian.
073         */
074        @UML(identifier="primeMeridian", obligation=MANDATORY, specification=ISO_19111)
075        PrimeMeridian getPrimeMeridian();
076    }