    001    //$HeadURL: https://svn.wald.intevation.org/svn/deegree/base/branches/2.4_testing/src/org/deegree/portal/standard/PortalRequestDispatcher.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.standard;
    038
    039    import java.io.File;
    040    import java.io.IOException;
    041    import java.net.MalformedURLException;
    042    import java.net.URL;
    043    import java.util.Map;
    044    import java.util.Set;
    045
    046    import javax.servlet.ServletConfig;
    047    import javax.servlet.ServletException;
    048    import javax.servlet.http.HttpServletRequest;
    049    import javax.servlet.http.HttpServletResponse;
    050    import javax.servlet.http.HttpSession;
    051
    052    import org.deegree.enterprise.control.RequestDispatcher;
    053    import org.deegree.framework.log.ILogger;
    054    import org.deegree.framework.log.LoggerFactory;
    055    import org.deegree.framework.version.Version;
    056    import org.deegree.portal.Constants;
    057    import org.deegree.portal.context.ViewContext;
    058    import org.deegree.portal.context.WebMapContextFactory;
    059
    060    /**
    061     * This is a <code>RequestDispatcher</code> which creates a event out of a GET or POST requests.
    062     * <P>
    063     *
    064     * Furthermore this class implements
    065     *
    066     * <HR>
    067     * <B>Design Patterns:</B>:<BR>
    068     *
    069     * The following Design Patterns are used:
    070     * <UL>
    071     * <LI> Proxy
    072     * </UL>
    073     *
    074     * @author <a href="mailto:friebe@gmx.net">Torsten Friebe</a>
    075     * @author <a href="mailto:poth@lat-lon.de">Andreas Poth</a>
    076     * @author last edited by: $Author: mays$
    077     *
    078     * @version $Revision: 19905 $ $Date: 2009-10-01 16:30:56 +0200 (Do, 01. Okt 2009) $
    079     */
    080    public class PortalRequestDispatcher extends RequestDispatcher {
    081
    082        private static final long serialVersionUID = -1932572065148294580L;
    083
    084        private static final ILogger LOG = LoggerFactory.getLogger( PortalRequestDispatcher.class );
    085
    086        protected ViewContext vc = null;
    087
    088        /**
    089         * This method initializes the servlet.
    090         *
    091         * @param cfg
    092         *            the servlet configuration
    093         *
    094         * @throws ServletException
    095         *             an exception
    096         */
    097        @Override
    098        public void init( ServletConfig cfg )
    099                                throws ServletException {
    100            super.init( cfg );
    101
    102            String clientContext = this.getInitParameter( "MapContext.configFile" );
    103            if ( !( new File( clientContext ).exists() ) ) {
    104                clientContext = getServletContext().getRealPath( clientContext );
    105            }
    106            try {
    107                File file = new File( clientContext );
    108                vc = WebMapContextFactory.createViewContext( file.toURL(), null, null );
    109            } catch ( Exception e ) {
    110                e.printStackTrace();
    111            }
    112
    113            try {
    114                if ( this.getInitParameter( "UserRepository" ) != null ) {
    115                    URL userRepository = new URL( this.getInitParameter( "UserRepository" ) );
    116                    getServletContext().setAttribute( Constants.USERREPOSITORY, userRepository );
    117                }
    118            } catch ( MalformedURLException e1 ) {
    119                e1.printStackTrace();
    120            }
    121
    122            LOG.logInfo( "Starting deegree version " + Version.getVersion() + " on server: "
    123                         + this.getServletContext().getServerInfo() + " / Java version: "
    124                         + System.getProperty( "java.version" ) );
    125
    126        }
    127
    128        /**
    129         *
    130         *
    131         * @param request
    132         * @param response
    133         *
    134         * @throws ServletException
    135         * @throws IOException
    136         */
    137        @Override
    138        protected void service( HttpServletRequest request, HttpServletResponse response )
    139                                throws ServletException, IOException {
    140            Map<String, String[]> params = request.getParameterMap();
    141            Set<String> keys = params.keySet();
    142            for ( String key : keys ) {
    143                String[] array = params.get( key );
    144                for ( String k : array ) {
    145                    LOG.logDebug( "found parameter for key: " + key + " param: " + k );
    146                }
    147            }
    148            String[] rpcCalls = request.getParameterValues( "rpc" );
    149
    150            if ( rpcCalls != null ) {
    151                if ( rpcCalls.length > 1 ) {
    152                    LOG.logDebug( "found multiple rpc parameters" );
    153
    154                }
    155                for ( String tmp : rpcCalls ) {
    156                    LOG.logDebug( "Found parameter: " + tmp );
    157                }
    158            }
    159            HttpSession session = request.getSession( true );
    160            session.setAttribute( Constants.DEFAULTMAPCONTEXT, vc );
    161            if ( session.getAttribute( Constants.CURRENTMAPCONTEXT ) == null ) {
    162                session.setAttribute( Constants.CURRENTMAPCONTEXT, vc );
    163            }
    164            super.service( request, response );
    165        }
    166
    167    }