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 package org.apache.geronimo.security.jaas;
018
019 import java.io.Serializable;
020 import java.util.Arrays;
021 import javax.security.auth.DestroyFailedException;
022 import javax.security.auth.Destroyable;
023 import javax.security.auth.RefreshFailedException;
024 import javax.security.auth.Refreshable;
025
026
027 /**
028 * A username/password credential. Used to store the username/password in the
029 * Subject's private credentials.
030 *
031 * @version $Revision: 706640 $ $Date: 2008-10-21 14:44:05 +0000 (Tue, 21 Oct 2008) $
032 */
033 public class UsernamePasswordCredential implements Destroyable, Refreshable, Serializable {
034
035 private String username;
036 private char[] password;
037 private boolean destroyed;
038
039 public UsernamePasswordCredential(String username, char[] password) {
040 assert username != null;
041 assert password != null;
042
043 this.username = username;
044 this.password = new char[password.length];
045 System.arraycopy(password, 0, this.password, 0, password.length);
046 }
047
048 public String getUsername() {
049 return username;
050 }
051
052 public char[] getPassword() {
053 return password;
054 }
055
056 public void destroy() throws DestroyFailedException {
057 Arrays.fill(password, ' ');
058
059 username = null;
060 password = null;
061 destroyed = true;
062 }
063
064 public boolean isDestroyed() {
065 return destroyed;
066 }
067
068 public void refresh() throws RefreshFailedException {
069 }
070
071 public boolean isCurrent() {
072 return !destroyed;
073 }
074
075 public boolean equals(Object o) {
076 if (this == o) return true;
077 if (!(o instanceof UsernamePasswordCredential)) return false;
078
079 final UsernamePasswordCredential credential = (UsernamePasswordCredential) o;
080
081 if (destroyed != credential.destroyed) return false;
082 if (!Arrays.equals(password, credential.password)) return false;
083 if (username != null ? !username.equals(credential.username) : credential.username != null) return false;
084
085 return true;
086 }
087
088 public int hashCode() {
089 int result;
090 result = (username != null ? username.hashCode() : 0);
091 result = 29 * result + (destroyed ? 1 : 0);
092 return result;
093 }
094 }