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 01:17:50 +0100 (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 }