001    /*
002     *    GeoAPI - Java interfaces for OGC/ISO standards
003     *    http://www.geoapi.org
004     *
005     *    Copyright (C) 2009-2012 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;
033    
034    import java.util.Map;
035    import org.opengis.filter.expression.Expression;
036    
037    /**
038     * An symbolizer interface for all unnormalized symbolizers,
039     * This interface should be used for vendor specific symbolizers.
040     *
041     * @author Open Geospatial Consortium
042     * @author Johann Sorel (Geomatys)
043     * @since GeoAPI 2.3
044     */
045    public interface ExtensionSymbolizer extends Symbolizer {
046        
047        /**
048         * Returns the name of the extension, this name should be commun to all 
049         * implementation of a given extension symbolizer sub class.
050         * 
051         * @return the symbolizer extension name
052         */
053        String getExtensionName();
054    
055        /**
056         * Returns a map of all expressions used in this symbolizer. It can be used
057         * for analyze purpose but shoudl not be used for XML parsing.
058         *
059         * @return map of all expressions.
060         */
061        Map<String,Expression> getParameters();
062    
063        /**
064         * Calls the visit method of a StyleVisitor
065         *
066         * @param visitor the style visitor
067         */
068        Object accept(StyleVisitor visitor, Object extraData);
069    
070    }