001 // $HeadURL: svn+ssh://jwilden@svn.wald.intevation.org/deegree/base/branches/2.5_testing/src/org/deegree/portal/context/ViewContext.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
037 package org.deegree.portal.context;
038
039 import java.io.IOException;
040
041 import javax.xml.parsers.ParserConfigurationException;
042
043 import org.deegree.framework.xml.XMLFragment;
044 import org.deegree.framework.xml.XMLParsingException;
045 import org.deegree.model.crs.UnknownCRSException;
046 import org.deegree.security.drm.model.User;
047
048 /**
049 * is the root class of the Web Map Context
050 *
051 * @version $Revision: 18195 $
052 * @author <a href="mailto:poth@lat-lon.de">Andreas Poth</a>
053 */
054 public class ViewContext extends AbstractContext {
055 private LayerList layerList = null;
056
057 /**
058 * Creates a new WebMapContext object.
059 *
060 * @param general
061 * general informations about the map context and its creator
062 * @param layerList
063 * layers contained in the web map context
064 * @throws ContextException when layerList is <code>null</code>
065 */
066 public ViewContext( General general, LayerList layerList ) throws ContextException {
067 super( general );
068 setLayerList( layerList );
069 }
070
071 /**
072 * returns the list of layers contained in this context
073 *
074 * @return all layers of this context
075 */
076 public LayerList getLayerList() {
077 return layerList;
078 }
079
080 /**
081 * sets the list of layers to be contained in this context
082 *
083 * @param layerList
084 *
085 * @throws ContextException
086 */
087 public void setLayerList( LayerList layerList )
088 throws ContextException {
089 if ( layerList == null ) {
090 throw new ContextException( "layerList isn't allowed to be null" );
091 }
092 this.layerList = layerList;
093 }
094
095 /**
096 * The function obtains a copy from the view context
097 *
098 * @param user
099 * @param sessionID
100 * @return a clone vc
101 * @throws ParserConfigurationException
102 * @throws UnknownCRSException
103 * @throws IOException
104 * @throws XMLParsingException
105 * @throws ContextException
106 */
107 public ViewContext clone( User user, String sessionID )
108 throws ParserConfigurationException, UnknownCRSException, IOException, XMLParsingException,
109 ContextException {
110 XMLFragment xml = XMLFactory.export( this );
111 return WebMapContextFactory.createViewContext( xml, user, sessionID );
112 }
113 }