001    //$HeadURL: https://svn.wald.intevation.org/svn/deegree/base/branches/2.3_testing/src/org/deegree/graphics/sld/RemoteOWS.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.graphics.sld;
037    
038    import static org.deegree.framework.xml.XMLTools.escape;
039    
040    import java.net.URL;
041    
042    import org.deegree.framework.util.NetWorker;
043    import org.deegree.framework.xml.Marshallable;
044    
045    /**
046     * Since a layer is defined as a collection of potentially mixed-type features, the UserLayer
047     * element must provide the means to identify the features to be used. All features to be rendered
048     * are assumed to be fetched from a Web Feature Server (WFS) or a Web Coverage CapabilitiesService
049     * (WCS, in which case the term features is used loosely).
050     * <p>
051     * </p>
052     * The remote server to be used is identified by RemoteOWS (OGC Web CapabilitiesService) element.
053     *
054     * @author <a href="mailto:poth@lat-lon.de">Andreas Poth</a>
055     * @author last edited by: $Author: mschneider $
056     * @version $Revision: 18195 $ $Date: 2009-06-18 17:55:39 +0200 (Do, 18. Jun 2009) $
057     */
058    public class RemoteOWS implements Marshallable {
059    
060        /**
061         * WFS
062         */
063        final static public String WFS = "WFS";
064    
065        /**
066         * WCS
067         */
068        final static public String WCS = "WCS";
069    
070        private String service = null;
071    
072        private URL onlineResource = null;
073    
074        /**
075         * Creates a new RemoteOWS object.
076         *
077         * @param service
078         * @param onlineResource
079         */
080        RemoteOWS( String service, URL onlineResource ) {
081            setService( service );
082            setOnlineResource( onlineResource );
083        }
084    
085        /**
086         * type of service that is represented by the remote ows. at the moment <tt>WFS</tt> and
087         * <tt>WCS</tt> are possible values.
088         *
089         * @return the type of the services
090         *
091         */
092        public String getService() {
093            return service;
094        }
095    
096        /**
097         * @see RemoteOWS#getService()
098         * @param service
099         *            the type of the services
100         *
101         */
102        public void setService( String service ) {
103            this.service = service;
104        }
105    
106        /**
107         * address of the the ows as URL
108         *
109         * @return the adress of the ows as URL
110         *
111         */
112        public URL getOnlineResource() {
113            return onlineResource;
114        }
115    
116        /**
117         * @see RemoteOWS#getOnlineResource()
118         * @param onlineResource
119         *            the adress of the ows as URL
120         *
121         */
122        public void setOnlineResource( URL onlineResource ) {
123            this.onlineResource = onlineResource;
124        }
125    
126        /**
127         * exports the content of the RemoteOWS as XML formated String
128         *
129         * @return xml representation of the RemoteOWS
130         */
131        public String exportAsXML() {
132    
133            StringBuffer sb = new StringBuffer( 200 );
134            sb.append( "<RemoteOWS>" );
135            sb.append( "<Service>" ).append( escape( service ) ).append( "</Service>" );
136            sb.append( "<OnlineResource xmlns:xlink='http://www.w3.org/1999/xlink' " );
137            sb.append( "xlink:type='simple' xlink:href='" );
138            sb.append( escape( NetWorker.url2String( onlineResource ) ) + "'/>" );
139            sb.append( "</RemoteOWS>" );
140    
141            return sb.toString();
142        }
143    }