    001    //$HeadURL: https://svn.wald.intevation.org/svn/deegree/base/branches/2.4_testing/src/org/deegree/ogcwebservices/wass/common/GetSessionPasswordHandler.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.ogcwebservices.wass.common;
    037
    038    import org.deegree.security.GeneralSecurityException;
    039    import org.deegree.security.drm.SecurityAccessManager;
    040    import org.deegree.security.drm.model.User;
    041    import org.deegree.security.session.MemoryBasedSessionManager;
    042    import org.deegree.security.session.Session;
    043    import org.deegree.security.session.SessionStatusException;
    044
    045    /**
    046     * GetSession handler that handles the password method.
    047     *
    048     * @author <a href="mailto:schmitz@lat-lon.de">Andreas Schmitz</a>
    049     * @author last edited by: $Author: mschneider $
    050     *
    051     * @version 2.0, $Revision: 18195 $, $Date: 2009-06-18 17:55:39 +0200 (Do, 18. Jun 2009) $
    052     *
    053     * @since 2.0
    054     */
    055
    056    public class GetSessionPasswordHandler implements GetSessionHandler {
    057
    058        private final SecurityAccessManager manager;
    059
    060        private final MemoryBasedSessionManager sessionManager;
    061
    062        private int sessionLifetime = 0;
    063
    064        /**
    065         * Creates new instance using a wass SecurityAccessManager instance to create and instantiate the deegree
    066         * SecurityAccessManager.
    067         *
    068         * @param securityManager
    069         * @param sessionLifetime
    070         * @throws GeneralSecurityException
    071         */
    072        public GetSessionPasswordHandler( WASSSecurityManager securityManager, int sessionLifetime )
    073                                throws GeneralSecurityException {
    074            manager = securityManager.getSecurityAccessManager();
    075            sessionManager = MemoryBasedSessionManager.getInstance();
    076            this.sessionLifetime = sessionLifetime;
    077        }
    078
    079        /**
    080         * Handles only requests with password authentication method.
    081         *
    082         * @return a string with a session ID or null, if the method of the request is not password
    083         * @see org.deegree.ogcwebservices.wass.common.GetSessionHandler#handleRequest(org.deegree.ogcwebservices.wass.common.GetSession)
    084         */
    085        public String handleRequest( GetSession request )
    086                                throws SessionStatusException, GeneralSecurityException {
    087
    088            AuthenticationData authData = request.getAuthenticationData();
    089            String res = null;
    090            // password authentication used?
    091            if ( authData.usesPasswordAuthentication() ) {
    092
    093                // use manager to authenticate the user with the password
    094                String user = authData.getUsername();
    095                String pass = authData.getPassword();
    096                User usr = manager.getUserByName( user );
    097
    098                usr.authenticate( pass );
    099
    100                // create session
    101                Session session = MemoryBasedSessionManager.createSession( authData.getUsername(), sessionLifetime );
    102                sessionManager.addSession( session );
    103                res = session.getSessionID().getId();
    104            }
    105
    106            return res;
    107        }
    108
    109    }