| /* |
| * 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.ranger.authentication.unix.jaas; |
| |
| import javax.security.auth.callback.*; |
| import java.io.IOException; |
| |
| public class UsernamePasswordCallbackHandler implements CallbackHandler { |
| private String _user; |
| private String _password; |
| |
| public UsernamePasswordCallbackHandler(String user, String password) { |
| super(); |
| _user = user; |
| _password = password; |
| } |
| |
| @Override |
| public void handle(Callback[] callbacks) throws IOException, UnsupportedCallbackException { |
| for (Callback callback : callbacks) { |
| if (callback instanceof NameCallback) { |
| handleName((NameCallback) callback); |
| } else if (callback instanceof PasswordCallback) { |
| handlePassword((PasswordCallback) callback); |
| } else { |
| throw new UnsupportedCallbackException(callback); |
| } |
| } |
| } |
| |
| private void handleName(NameCallback callback) { |
| callback.setName(_user); |
| } |
| |
| private void handlePassword(PasswordCallback callback) { |
| char[] passwordChars = _password.toCharArray(); |
| callback.setPassword(passwordChars); |
| } |
| } |
| |