    001    //$HeadURL: https://svn.wald.intevation.org/svn/deegree/base/branches/2.4_testing/src/org/deegree/ogcwebservices/wms/operation/DescribeLayer.java $
    002    /*----------------------------------------------------------------------------
    003     This file is part of deegree, http://deegree.org/
    004     Copyright (C) 2001-2009 by:
    005       Department of Geography, University of Bonn
    006     and
    007       lat/lon GmbH
    008
    009     This library is free software; you can redistribute it and/or modify it under
    010     the terms of the GNU Lesser General Public License as published by the Free
    011     Software Foundation; either version 2.1 of the License, or (at your option)
    012     any later version.
    013     This library is distributed in the hope that it will be useful, but WITHOUT
    014     ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
    015     FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
    016     details.
    017     You should have received a copy of the GNU Lesser General Public License
    018     along with this library; if not, write to the Free Software Foundation, Inc.,
    019     59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
    020
    021     Contact information:
    022
    023     lat/lon GmbH
    024     Aennchenstr. 19, 53177 Bonn
    025     Germany
    026     http://lat-lon.de/
    027
    028     Department of Geography, University of Bonn
    029     Prof. Dr. Klaus Greve
    030     Postfach 1147, 53001 Bonn
    031     Germany
    032     http://www.geographie.uni-bonn.de/deegree/
    033
    034     e-mail: info@deegree.org
    035    ----------------------------------------------------------------------------*/
    036    package org.deegree.ogcwebservices.wms.operation;
    037
    038    import java.util.Map;
    039
    040    import org.deegree.i18n.Messages;
    041    import org.deegree.ogcwebservices.InconsistentRequestException;
    042
    043    /**
    044     * <code>DescribeLayer</code>
    045     *
    046     * @author <a href="mailto:schmitz@lat-lon.de">Andreas Schmitz</a>
    047     * @author last edited by: $Author: mschneider $
    048     *
    049     * @version $Revision: 18195 $, $Date: 2009-06-18 17:55:39 +0200 (Do, 18. Jun 2009) $
    050     */
    051    public class DescribeLayer extends WMSRequestBase {
    052
    053        private static final long serialVersionUID = 3600055196281010553L;
    054
    055        private String[] layers;
    056
    057        /**
    058         * Creates a new DescribeLayer object.
    059         *
    060         * @param version
    061         * @param id
    062         * @param vendorSpecificParameter
    063         */
    064        private DescribeLayer( String version, String id, Map<String, String> vendorSpecificParameter, String[] layers ) {
    065            super( version, id, vendorSpecificParameter );
    066            this.layers = layers;
    067        }
    068
    069        /**
    070         * @param map
    071         * @return the new describe layer request
    072         * @throws InconsistentRequestException
    073         */
    074        public static DescribeLayer create( Map<String, String> map )
    075                                throws InconsistentRequestException {
    076            String id = map.get( "ID" );
    077            map.remove( "ID" );
    078            String version = map.get( "VERSION" );
    079            map.remove( "VERSION" );
    080
    081            if ( version == null ) {
    082                throw new InconsistentRequestException( Messages.getMessage( "WMS_PARAMETER_MUST_BE_SET", "VERSION" ) );
    083            }
    084
    085            String ls = map.get( "LAYERS" );
    086            if ( ls == null ) {
    087                throw new InconsistentRequestException( Messages.getMessage( "WMS_PARAMETER_MUST_BE_SET", "LAYERS" ) );
    088            }
    089
    090            String[] layers = ls.split( "," );
    091            if ( layers.length == 0 ) {
    092                throw new InconsistentRequestException( Messages.getMessage( "WMS_PARAMETER_MUST_BE_SET", "LAYERS" ) );
    093            }
    094
    095            return new DescribeLayer( version, id, map, layers );
    096        }
    097
    098        /**
    099         * @return the list of requested layers
    100         */
    101        public String[] getLayers() {
    102            return layers;
    103        }
    104
    105    }