    001    //$HeadURL: https://svn.wald.intevation.org/svn/deegree/base/branches/2.4_testing/src/org/deegree/ogcwebservices/wass/wss/operation/DoServiceSessionHandler.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.ogcwebservices.wass.wss.operation;
    038
    039    import org.deegree.framework.log.ILogger;
    040    import org.deegree.framework.log.LoggerFactory;
    041    import org.deegree.i18n.Messages;
    042    import org.deegree.ogcwebservices.wass.common.AuthenticationData;
    043    import org.deegree.ogcwebservices.wass.exceptions.DoServiceException;
    044    import org.deegree.security.session.MemoryBasedSessionManager;
    045    import org.deegree.security.session.Session;
    046    import org.deegree.security.session.SessionStatusException;
    047
    048    /**
    049     * Checks if the session presented from a client is valid.
    050     *
    051     * @author <a href="mailto:bezema@lat-lon.de">Rutger Bezema</a>
    052     *
    053     * @author last edited by: $Author: mschneider $
    054     *
    055     * @version 2.0, $Revision: 18195 $, $Date: 2009-06-18 17:55:39 +0200 (Do, 18. Jun 2009) $
    056     *
    057     * @since 2.0
    058     */
    059
    060    public class DoServiceSessionHandler extends DoServiceHandler {
    061
    062        private static final ILogger LOG = LoggerFactory.getLogger( DoServiceSessionHandler.class );
    063
    064        private final MemoryBasedSessionManager sessionManager;
    065
    066        /**
    067         *
    068         */
    069        public DoServiceSessionHandler() {
    070            sessionManager = MemoryBasedSessionManager.getInstance();
    071        }
    072
    073        @Override
    074        public void handleRequest( DoService request )
    075                                throws DoServiceException {
    076
    077            AuthenticationData authData = request.getAuthenticationData();
    078            if ( authData.usesSessionAuthentication() ) {
    079                try {
    080                    Session ses = sessionManager.getSessionByID( authData.getCredentials() );
    081                    if ( ses == null || !ses.isAlive() ){
    082                        throw new DoServiceException(
    083                                                      Messages.getMessage(
    084                                                                       "WASS_ERROR_INVALID_SESSION",
    085                                                                       "WSS" ) );
    086
    087                    }
    088                    setRequestAllowed( true );
    089                } catch ( SessionStatusException e ) {
    090                    LOG.logError( e.getLocalizedMessage(), e );
    091                    throw new DoServiceException( e.getLocalizedMessage(), e );
    092                }
    093            }
    094
    095        }
    096
    097    }