001: //$HeadURL: https://svn.wald.intevation.org/svn/deegree/base/trunk/src/org/deegree/ogcwebservices/wms/operation/DescribeLayer.java $
002: /*---------------- FILE HEADER ------------------------------------------
003:
004: This file is part of deegree.
005: Copyright (C) 2001-2008 by:
006: EXSE, Department of Geography, University of Bonn
007: http://www.giub.uni-bonn.de/deegree/
008: lat/lon GmbH
009: http://www.lat-lon.de
010:
011: This library is free software; you can redistribute it and/or
012: modify it under the terms of the GNU Lesser General Public
013: License as published by the Free Software Foundation; either
014: version 2.1 of the License, or (at your option) any later version.
015:
016: This library is distributed in the hope that it will be useful,
017: but WITHOUT ANY WARRANTY; without even the implied warranty of
018: MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
019: Lesser General Public License for more details.
020:
021: You should have received a copy of the GNU Lesser General Public
022: License along with this library; if not, write to the Free Software
023: Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
024:
025: Contact:
026:
027: Andreas Poth
028: lat/lon GmbH
029: Aennchenstr. 19
030: 53115 Bonn
031: Germany
032: E-Mail: poth@lat-lon.de
033:
034: Prof. Dr. Klaus Greve
035: Department of Geography
036: University of Bonn
037: Meckenheimer Allee 166
038: 53115 Bonn
039: Germany
040: E-Mail: greve@giub.uni-bonn.de
041:
042:
043: ---------------------------------------------------------------------------*/
044: package org.deegree.ogcwebservices.wms.operation;
045:
046: import java.util.Map;
047:
048: import org.deegree.i18n.Messages;
049: import org.deegree.ogcwebservices.InconsistentRequestException;
050:
051: /**
052: * <code>DescribeLayer</code>
053: *
054: * @author <a href="mailto:schmitz@lat-lon.de">Andreas Schmitz</a>
055: * @author last edited by: $Author: aschmitz $
056: *
057: * @version $Revision: 9697 $, $Date: 2008-01-23 03:19:46 -0800 (Wed, 23 Jan 2008) $
058: */
059: public class DescribeLayer extends WMSRequestBase {
060:
061: private static final long serialVersionUID = 3600055196281010553L;
062:
063: private String[] layers;
064:
065: /**
066: * Creates a new DescribeLayer object.
067: *
068: * @param version
069: * @param id
070: * @param vendorSpecificParameter
071: */
072: private DescribeLayer(String version, String id,
073: Map<String, String> vendorSpecificParameter, String[] layers) {
074: super (version, id, vendorSpecificParameter);
075: this .layers = layers;
076: }
077:
078: /**
079: * @param map
080: * @return the new describe layer request
081: * @throws InconsistentRequestException
082: */
083: public static DescribeLayer create(Map<String, String> map)
084: throws InconsistentRequestException {
085: String id = map.get("ID");
086: map.remove("ID");
087: String version = map.get("VERSION");
088: map.remove("VERSION");
089:
090: if (version == null) {
091: throw new InconsistentRequestException(Messages.getMessage(
092: "WMS_PARAMETER_MUST_BE_SET", "VERSION"));
093: }
094:
095: String ls = map.get("LAYERS");
096: if (ls == null) {
097: throw new InconsistentRequestException(Messages.getMessage(
098: "WMS_PARAMETER_MUST_BE_SET", "LAYERS"));
099: }
100:
101: String[] layers = ls.split(",");
102: if (layers.length == 0) {
103: throw new InconsistentRequestException(Messages.getMessage(
104: "WMS_PARAMETER_MUST_BE_SET", "LAYERS"));
105: }
106:
107: return new DescribeLayer(version, id, map, layers);
108: }
109:
110: /**
111: * @return the list of requested layers
112: */
113: public String[] getLayers() {
114: return layers;
115: }
116:
117: }
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