001 /** 002 * 003 * Copyright 2004 The Apache Software Foundation 004 * 005 * Licensed under the Apache License, Version 2.0 (the "License"); 006 * you may not use this file except in compliance with the License. 007 * 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.activemq.security.jassjacc; 018 019 import javax.security.auth.callback.Callback; 020 import javax.security.auth.callback.CallbackHandler; 021 import javax.security.auth.callback.NameCallback; 022 import javax.security.auth.callback.PasswordCallback; 023 import javax.security.auth.callback.UnsupportedCallbackException; 024 import java.io.IOException; 025 026 027 /** 028 * A JASS username password CallbackHandler. 029 */ 030 public class UsernamePasswordCallback implements CallbackHandler { 031 032 private final String username; 033 private final String password; 034 035 public UsernamePasswordCallback(String username, String password) { 036 this.username = username; 037 this.password = password; 038 } 039 040 public void handle(Callback[] callbacks) throws IOException, UnsupportedCallbackException { 041 for (int i = 0; i < callbacks.length; i++) { 042 if (callbacks[i] instanceof PasswordCallback) { 043 ((PasswordCallback) callbacks[i]).setPassword(password.toCharArray()); 044 } else if (callbacks[i] instanceof NameCallback) { 045 ((NameCallback) callbacks[i]).setName(username); 046 } 047 } 048 } 049 }