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    package org.apache.directory.server.kerberos.shared.messages.value;
021    
022    
023    import javax.security.auth.kerberos.KerberosPrincipal;
024    
025    
026    /**
027     * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
028     * @version $Rev: 587146 $, $Date: 2007-10-22 19:28:37 +0300 (Mon, 22 Oct 2007) $
029     */
030    public class KerberosPrincipalModifier
031    {
032        private static final String REALM_SEPARATOR = "@";
033    
034        PrincipalName nameComponent;
035        String realm;
036    
037    
038        /**
039         * Returns the {@link KerberosPrincipal}.
040         *
041         * @return The {@link KerberosPrincipal}.
042         */
043        public KerberosPrincipal getKerberosPrincipal()
044        {
045            if ( nameComponent != null )
046            {
047                StringBuffer sb = new StringBuffer();
048                sb.append( nameComponent.getNameString() );
049    
050                if ( realm != null )
051                {
052                    sb.append( REALM_SEPARATOR );
053                    sb.append( realm );
054                }
055    
056                return new KerberosPrincipal( sb.toString(), nameComponent.getNameType().getOrdinal() );
057            }
058    
059            return null;
060        }
061    
062    
063        /**
064         * Sets the {@link PrincipalName}.
065         *
066         * @param principalName
067         */
068        public void setPrincipalName( PrincipalName principalName )
069        {
070            nameComponent = principalName;
071        }
072    
073    
074        /**
075         * Sets the realm.
076         *
077         * @param realm
078         */
079        public void setRealm( String realm )
080        {
081            this.realm = realm;
082        }
083    }