001    //$HeadURL: 
002    /*----------------------------------------------------------------------------
003     This file is part of deegree, http://deegree.org/
004     Copyright (C) 2001-2010 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.portal.cataloguemanager.control;
037    
038    import java.io.IOException;
039    import java.util.Locale;
040    
041    import javax.servlet.ServletException;
042    import javax.servlet.http.HttpServletRequest;
043    
044    import org.deegree.enterprise.control.ajax.ResponseHandler;
045    import org.deegree.enterprise.control.ajax.WebEvent;
046    
047    /**
048     * 
049     * 
050     * 
051     * @author <a href="mailto:poth@lat-lon.de">Andreas Poth</a>
052     * @author last edited by: $Author: jmays $
053     * 
054     * @version $Revision: 24218 $, $Date: 2010-05-07 09:33:10 +0200 (Fr, 07 Mai 2010) $
055     */
056    public class GetHelpListener extends AbstractMetadataListener {
057       
058        @Override
059        public void actionPerformed( WebEvent event, ResponseHandler responseHandler )
060                                throws IOException {
061            String helpText = "nicht verf&uuml;gbar";
062            String s = HelpMessages.get( new Locale( (String) event.getParameter().get( "LANGUAGE" ) ), (String) event.getParameter().get( "ELEMENT" ) );
063            if ( s != null ) {
064                helpText = s;
065            }
066    
067            HttpServletRequest request = ( (HttpServletRequest) event.getSource() );
068            request.setAttribute( "HELPTEXT", helpText );
069    
070            try {
071                request.getRequestDispatcher( '/' + getNextPage() ).forward( request,
072                                                                             responseHandler.getHttpServletResponse() );
073            } catch ( ServletException e ) {
074                throw new IOException( e.getMessage() );
075            }
076        }
077    
078    }