001    /*
002     *    GeoAPI - Java interfaces for OGC/ISO standards
003     *    http://www.geoapi.org
004     *
005     *    Copyright (C) 2008-2012 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.style.portrayal;
033    
034    import org.opengis.util.InternationalString;
035    import org.opengis.annotation.UML;
036    
037    import static org.opengis.annotation.Obligation.*;
038    import static org.opengis.annotation.Specification.*;
039    
040    /**
041     * AttributDefinition is used to define the formal parameters of external functions and the underlying
042     * rendering operations of the portrayal service.
043     * 
044     * @version <A HREF="http://www.isotc211.org">ISO 19117 Portrayal</A>
045     * @author Open Geospatial Consortium
046     * @author Johann Sorel (Geomatys)
047     * @since GeoAPI 2.2
048     */
049    @UML(identifier="PF_AttributeDefinition", specification=ISO_19117)
050    public interface AttributeDefinition {
051    
052        /**
053         * Returns the name of the attribute definition.
054         * It shall be a legal and unique name for this function.
055         * 
056         * @return String
057         */
058        @UML(identifier="name", obligation=MANDATORY, specification=ISO_19117)
059        String getName();
060                
061        /**
062         * Returns a description of the usage of this attribute.
063         * It is a human readable value.
064         *  
065         * @return InternationalString
066         */
067        @UML(identifier="description", obligation=OPTIONAL, specification=ISO_19117)
068        InternationalString getDescription();
069            
070        /**
071         * Returns the class type for this attribute.
072         * It shall be a basic legal type.
073         * 
074         * @return Class
075         */
076        @UML(identifier="type", obligation=MANDATORY, specification=ISO_19117)
077        Class getReturnType();
078                
079        /**
080         * Returns a Default Value for this attribut.
081         * This value is optional.
082         * 
083         * @return
084         */
085        @UML(identifier="defaultValue", obligation=OPTIONAL, specification=ISO_19117)
086        Object getDefault();
087            
088    }