diff options
Diffstat (limited to 'qpid/java/broker/src/main/java/org/apache/qpid/server/security/auth/sasl/plain/PlainPasswordCallback.java')
-rw-r--r-- | qpid/java/broker/src/main/java/org/apache/qpid/server/security/auth/sasl/plain/PlainPasswordCallback.java | 81 |
1 files changed, 81 insertions, 0 deletions
diff --git a/qpid/java/broker/src/main/java/org/apache/qpid/server/security/auth/sasl/plain/PlainPasswordCallback.java b/qpid/java/broker/src/main/java/org/apache/qpid/server/security/auth/sasl/plain/PlainPasswordCallback.java new file mode 100644 index 0000000000..7230e8ee53 --- /dev/null +++ b/qpid/java/broker/src/main/java/org/apache/qpid/server/security/auth/sasl/plain/PlainPasswordCallback.java @@ -0,0 +1,81 @@ +/* + * + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + * + */ +package org.apache.qpid.server.security.auth.sasl.plain; + +import java.util.Arrays; + +import javax.security.auth.callback.PasswordCallback; + +/** + * Custom PasswordCallback for use during the PLAIN authentication process. + * + * To be used in combination with PrincipalDatabase implementations that + * can either set a plain text value in the parent callback, or use the + * setAuthenticated(bool) method after observing the incoming plain text. + * + * isAuthenticated() should then be used to determine the final result. + * + */ +public class PlainPasswordCallback extends PasswordCallback +{ + private char[] _plainPassword; + private boolean _authenticated = false; + + /** + * Constructs a new PlainPasswordCallback with the incoming plain text password. + * + * @throws NullPointerException if the incoming plain text is null + */ + public PlainPasswordCallback(String prompt, boolean echoOn, String plainPassword) + { + super(prompt, echoOn); + + if(plainPassword == null) + { + throw new NullPointerException("Incoming plain text cannot be null"); + } + + _plainPassword = plainPassword.toCharArray(); + } + + public String getPlainPassword() + { + return new String(_plainPassword); + } + + public void setAuthenticated(boolean authenticated) + { + _authenticated = authenticated; + } + + /** + * Method to determine if the incoming plain password is authenticated + * + * @return true if the stored password matches the incoming text, or setAuthenticated(true) has been called + */ + public boolean isAuthenticated() + { + char[] storedPassword = getPassword(); + + return Arrays.equals(_plainPassword, storedPassword) || _authenticated; + } +} + |