001 /**
002 * Licensed to the Apache Software Foundation (ASF) under one or more
003 * contributor license agreements. See the NOTICE file distributed with
004 * this work for additional information regarding copyright ownership.
005 * The ASF licenses this file to You under the Apache License, Version 2.0
006 * (the "License"); you may not use this file except in compliance with
007 * the License. You may obtain a copy of the License at
008 *
009 * http://www.apache.org/licenses/LICENSE-2.0
010 *
011 * Unless required by applicable law or agreed to in writing, software
012 * distributed under the License is distributed on an "AS IS" BASIS,
013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014 * See the License for the specific language governing permissions and
015 * limitations under the License.
016 */
017
018 package org.apache.geronimo.security.realm.providers;
019
020 import java.util.Map;
021 import javax.security.auth.Subject;
022 import javax.security.auth.callback.Callback;
023 import javax.security.auth.callback.CallbackHandler;
024 import javax.security.auth.callback.NameCallback;
025 import javax.security.auth.callback.PasswordCallback;
026 import javax.security.auth.callback.UnsupportedCallbackException;
027 import javax.security.auth.login.LoginException;
028 import javax.security.auth.spi.LoginModule;
029
030
031 /**
032 * @version $Rev: 487175 $ $Date: 2006-12-14 03:10:31 -0800 (Thu, 14 Dec 2006) $
033 */
034 public class GeronimoPasswordCredentialLoginModule implements LoginModule {
035
036 private Subject subject;
037 private CallbackHandler callbackHandler;
038
039 private GeronimoPasswordCredential geronimoPasswordCredential;
040
041 public void initialize(Subject subject, CallbackHandler callbackHandler,
042 Map sharedState, Map options) {
043 this.subject = subject;
044 this.callbackHandler = callbackHandler;
045 }
046
047 public boolean login() throws LoginException {
048 Callback[] callbacks = new Callback[2];
049 callbacks[0] = new NameCallback("");
050 callbacks[1] = new PasswordCallback("", false);
051 try {
052 callbackHandler.handle(callbacks);
053 } catch (java.io.IOException e) {
054 } catch (UnsupportedCallbackException e) {
055 throw (LoginException) new LoginException("Unlikely UnsupportedCallbackException").initCause(e);
056 }
057 geronimoPasswordCredential = new GeronimoPasswordCredential(((NameCallback) callbacks[0]).getName(),
058 ((PasswordCallback) callbacks[1]).getPassword());
059 return true;
060 }
061
062 public boolean commit() throws LoginException {
063 subject.getPrivateCredentials().add(geronimoPasswordCredential);
064 return true;
065 }
066
067 public boolean abort() throws LoginException {
068 geronimoPasswordCredential = null;
069 return true;
070 }
071
072 public boolean logout() throws LoginException {
073 geronimoPasswordCredential = null;
074 return true;
075 }
076 }