001 //$HeadURL$
002 /*---------------- FILE HEADER ------------------------------------------
003 This file is part of deegree.
004 Copyright (C) 2001-2008 by:
005 Department of Geography, University of Bonn
006 http://www.giub.uni-bonn.de/deegree/
007 lat/lon GmbH
008 http://www.lat-lon.de
009
010 This library is free software; you can redistribute it and/or
011 modify it under the terms of the GNU Lesser General Public
012 License as published by the Free Software Foundation; either
013 version 2.1 of the License, or (at your option) any later version.
014 This library is distributed in the hope that it will be useful,
015 but WITHOUT ANY WARRANTY; without even the implied warranty of
016 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
017 Lesser General Public License for more details.
018 You should have received a copy of the GNU Lesser General Public
019 License along with this library; if not, write to the Free Software
020 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
021 Contact:
022
023 Andreas Poth
024 lat/lon GmbH
025 Aennchenstr. 19
026 53177 Bonn
027 Germany
028 E-Mail: poth@lat-lon.de
029
030 Prof. Dr. Klaus Greve
031 Department of Geography
032 University of Bonn
033 Meckenheimer Allee 166
034 53115 Bonn
035 Germany
036 E-Mail: greve@giub.uni-bonn.de
037 ---------------------------------------------------------------------------*/
038
039 package org.deegree.security;
040
041 import java.util.Map;
042
043 import org.deegree.framework.log.ILogger;
044 import org.deegree.framework.log.LoggerFactory;
045 import org.deegree.i18n.Messages;
046 import org.deegree.security.drm.SecurityAccessManager;
047 import org.deegree.security.drm.WrongCredentialsException;
048 import org.deegree.security.drm.model.User;
049
050 /**
051 *
052 *
053 * @author <a href="mailto:poth@lat-lon.de">Andreas Poth</a>
054 * @author last edited by: $Author: poth $
055 *
056 * @version. $Revision: 6251 $, $Date: 2007-03-19 16:59:28 +0100 (Mo, 19 Mrz 2007) $
057 */
058 public class UserPrincipalAuthentication extends AbstractAuthentication {
059
060 private static final ILogger LOG = LoggerFactory.getLogger( UserPrincipalAuthentication.class );
061
062 protected static final String AUTH_PARAM_USERPRINCIPAL = "USERPRINCIPAL";
063
064 /**
065 *
066 * @param authenticationName
067 * @param initParams
068 */
069 public UserPrincipalAuthentication( String authenticationName, Map<String, String> initParams ) {
070 super( authenticationName, initParams );
071 }
072
073 /**
074 * authenticates a user and returns an instance of
075 *
076 * @see {@link User} if authentication has been successfull. Otherwise a
077 * WrongCredentialsException will be thrown
078 * @return an instance of User
079 * @throws WrongCredentialsException
080 */
081 public User authenticate( Map<String, String> params )
082 throws WrongCredentialsException {
083 String user = params.get( AUTH_PARAM_USERPRINCIPAL );
084
085 LOG.logDebug( "USER: ", user );
086 User usr = null;
087 if ( user != null ) {
088 try {
089 SecurityAccessManager sam = SecurityAccessManager.getInstance();
090 usr = sam.getUserByName( user );
091 usr.authenticate( null );
092 } catch ( Exception e ) {
093 LOG.logError( e.getMessage() );
094 throw new WrongCredentialsException( Messages.getMessage( "OWSPROXY_USER_AUTH_ERROR", user ) );
095 }
096 }
097
098 return usr;
099 }
100
101 }