1 /* 2 * Copyright (c) 2000, 2004, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24 import java.util.*; 25 import java.io.IOException; 26 import javax.security.auth.*; 27 import javax.security.auth.callback.*; 28 import javax.security.auth.login.*; 29 import javax.security.auth.spi.*; 30 31 public class DefaultHandlerModule implements LoginModule { 32 33 // initial state 34 private Subject subject; 35 private CallbackHandler callbackHandler; 36 private Map sharedState; 37 private Map options; 38 39 // username and password 40 private String username; 41 private char[] password; 42 initialize(Subject subject, CallbackHandler callbackHandler, Map<String,?> sharedState, Map<String,?> options)43 public void initialize(Subject subject, CallbackHandler callbackHandler, 44 Map<String,?> sharedState, Map<String,?> options) { 45 46 this.subject = subject; 47 this.callbackHandler = callbackHandler; 48 this.sharedState = sharedState; 49 this.options = options; 50 } 51 login()52 public boolean login() throws LoginException { 53 54 // prompt for a username and password 55 if (callbackHandler == null) { 56 throw new LoginException("Error: no CallbackHandler available " + 57 "to garner authentication information from the user"); 58 } else { 59 System.out.println("DefaultHandlerModule got CallbackHandler: " + 60 callbackHandler.toString()); 61 } 62 63 return true; 64 } 65 commit()66 public boolean commit() throws LoginException { 67 return true; 68 } 69 abort()70 public boolean abort() throws LoginException { 71 return true; 72 } 73 logout()74 public boolean logout() throws LoginException { 75 return true; 76 } 77 } 78