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.jaas;
021
022
023 import java.io.IOException;
024
025 import javax.security.auth.callback.Callback;
026 import javax.security.auth.callback.CallbackHandler;
027 import javax.security.auth.callback.NameCallback;
028 import javax.security.auth.callback.PasswordCallback;
029 import javax.security.auth.callback.UnsupportedCallbackException;
030
031 import org.apache.directory.server.i18n.I18n;
032
033
034 /**
035 * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
036 * @version $Rev: 902319 $, $Date: 2010-01-23 02:17:50 +0200 (Sat, 23 Jan 2010) $
037 */
038 public class CallbackHandlerBean implements CallbackHandler
039 {
040 private String name;
041 private String password;
042
043
044 /**
045 * Creates a new instance of CallbackHandlerBean.
046 *
047 * @param name
048 * @param password
049 */
050 public CallbackHandlerBean( String name, String password )
051 {
052 this.name = name;
053 this.password = password;
054 }
055
056
057 public void handle( Callback[] callbacks ) throws UnsupportedCallbackException, IOException
058 {
059 for ( int ii = 0; ii < callbacks.length; ii++ )
060 {
061 Callback callBack = callbacks[ii];
062
063 // Handles username callback.
064 if ( callBack instanceof NameCallback )
065 {
066 NameCallback nameCallback = ( NameCallback ) callBack;
067 nameCallback.setName( name );
068 // Handles password callback.
069 }
070 else if ( callBack instanceof PasswordCallback )
071 {
072 PasswordCallback passwordCallback = ( PasswordCallback ) callBack;
073 passwordCallback.setPassword( password.toCharArray() );
074 }
075 else
076 {
077 throw new UnsupportedCallbackException( callBack, I18n.err( I18n.ERR_617 ) );
078 }
079 }
080 }
081 }