001    /*
002     * Licensed to the Apache Software Foundation (ASF) under one
003     * or more contributor license agreements.  See the NOTICE file
004     * distributed with this work for additional information
005     * regarding copyright ownership.  The ASF licenses this file
006     * to you under the Apache License, Version 2.0 (the
007     * "License"); you may not use this file except in compliance
008     * with the License.  You may obtain a copy of the License at
009     *
010     *  http://www.apache.org/licenses/LICENSE-2.0
011     *
012     * Unless required by applicable law or agreed to in writing,
013     * software distributed under the License is distributed on an
014     * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
015     * KIND, either express or implied.  See the License for the
016     * specific language governing permissions and limitations
017     * under the License.
018     */
019    
020    
021    package org.apache.geronimo.security.jaas;
022    
023    import java.util.Map;
024    
025    import javax.security.auth.spi.LoginModule;
026    import javax.security.auth.Subject;
027    import javax.security.auth.login.LoginException;
028    import javax.security.auth.callback.CallbackHandler;
029    
030    import org.apache.geronimo.security.ContextManager;
031    import org.apache.geronimo.security.SubjectId;
032    import org.apache.geronimo.security.IdentificationPrincipal;
033    
034    /**
035     * SubjectRegistrationLoginModule registers the Subject with geronimo and adds an identification principal.
036     *
037     * This login module does not check credentials so it should never be able to cause a login to succeed.
038     * Therefore the lifecycle methods must return false to indicate success or throw a LoginException to indicate failure.
039     *
040     * @version $Rev: 565912 $ $Date: 2007-08-14 17:03:11 -0400 (Tue, 14 Aug 2007) $
041     */
042    public class SubjectRegistrationLoginModule implements LoginModule {
043    
044        private Subject subject;
045    
046        public void initialize(Subject subject, CallbackHandler callbackHandler, Map<String, ?> sharedState, Map<String, ?> options) {
047            this.subject = subject;
048        }
049    
050        public boolean login() throws LoginException {
051            return false;
052        }
053    
054        public boolean commit() throws LoginException {
055            SubjectId id = ContextManager.registerSubject(subject);
056            IdentificationPrincipal principal = new IdentificationPrincipal(id);
057            subject.getPrincipals().add(principal);
058            return false;
059        }
060    
061        public boolean abort() throws LoginException {
062            return false;
063        }
064    
065        public boolean logout() throws LoginException {
066            ContextManager.unregisterSubject(subject);
067            return false;
068        }
069    }