001    //$HeadURL$
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.security;
037    
038    import java.util.Map;
039    
040    import javax.servlet.http.HttpServletRequest;
041    
042    import org.deegree.security.drm.WrongCredentialsException;
043    import org.deegree.security.drm.model.User;
044    
045    /**
046     * 
047     * 
048     * @author <a href="mailto:poth@lat-lon.de">Andreas Poth</a>
049     * @author last edited by: $Author: poth $
050     * 
051     * @version $Revision: 6251 $, $Date: 2007-03-19 16:59:28 +0100 (Mo, 19 Mrz 2007) $
052     */
053    public abstract class AbstractAuthentication {
054    
055        private String authenticationName;
056    
057        protected Map<String, String> initParams;
058    
059        /**
060         * 
061         * @param authenticationName
062         * @param initParams
063         */
064        public AbstractAuthentication( String authenticationName, Map<String, String> initParams ) {
065            this.authenticationName = authenticationName;
066            this.initParams = initParams;
067        }
068    
069        /**
070         * returns the name of the authentication method implemented by a class
071         * 
072         * @return name of the authentication method implemented by a class
073         */
074        public String getAuthenticationName() {
075            return authenticationName;
076        }
077    
078        /**
079         * authenticates a user and returns an instance of {@link User} if authentication has been successfull. Otherwise a
080         * WrongCredentialsException will be thrown.
081         * 
082         * @return an instance of User
083         * @param params
084         *            authentication parameters
085         * @throws WrongCredentialsException
086         *             if authentication was not successfull
087         * @deprecated use {@link #authenticate(HttpServletRequest)} instead
088         */
089        public abstract User authenticate( Map<String, String> params )
090                                throws WrongCredentialsException;
091    
092        /**
093         * authenticates a user and returns an instance of {@link User} if authentication has been successfull. Otherwise a
094         * WrongCredentialsException will be thrown.
095         * 
096         * @return an instance of User
097         * @param params
098         *            authentication parameters
099         * @param request
100         * @throws WrongCredentialsException
101         *             if authentication was not successfull
102         */
103        public abstract User authenticate( Map<String, String> params, HttpServletRequest request )
104                                throws WrongCredentialsException;
105    }