| /* |
| * 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 calculator.security; |
| |
| import java.io.IOException; |
| |
| import javax.security.auth.callback.Callback; |
| import javax.security.auth.callback.CallbackHandler; |
| import javax.security.auth.callback.NameCallback; |
| import javax.security.auth.callback.PasswordCallback; |
| import javax.security.auth.callback.UnsupportedCallbackException; |
| |
| /** |
| * @version $Rev$ $Date$ |
| */ |
| public class CalculatorCallbackHandler implements CallbackHandler { |
| |
| public void handle(Callback[] callbacks) throws IOException, UnsupportedCallbackException { |
| for (int i = 0; i < callbacks.length; i++) { |
| if (callbacks[i] instanceof NameCallback) { |
| NameCallback nc = (NameCallback)callbacks[i]; |
| nc.setName("CalculatorUser"); |
| } else if (callbacks[i] instanceof PasswordCallback) { |
| PasswordCallback pc = (PasswordCallback)callbacks[i]; |
| pc.setPassword("CalculatorUserPasswd".toCharArray()); |
| } else { |
| throw new UnsupportedCallbackException |
| (callbacks[i], "Unsupported Callback!"); |
| } |
| } |
| } |
| |
| } |