/crypto/heimdal/tests/java/KerberosInit.java

 1/*
 2 *
 3 * Copyright (c) 2007 Kungliga Tekniska Högskolan
 4 * (Royal Institute of Technology, Stockholm, Sweden). 
 5 * All rights reserved. 
 6 *
 7 * Redistribution and use in source and binary forms, with or without 
 8 * modification, are permitted provided that the following conditions 
 9 * are met: 
10 *
11 * 1. Redistributions of source code must retain the above copyright 
12 *    notice, this list of conditions and the following disclaimer. 
13 *
14 * 2. Redistributions in binary form must reproduce the above copyright 
15 *    notice, this list of conditions and the following disclaimer in the 
16 *    documentation and/or other materials provided with the distribution. 
17 *
18 * 3. Neither the name of the Institute nor the names of its contributors 
19 *    may be used to endorse or promote products derived from this software 
20 *    without specific prior written permission. 
21 *
22 * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND 
23 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 
24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 
25 * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE 
26 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 
27 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 
28 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 
29 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 
30 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 
31 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 
32 * SUCH DAMAGE. 
33 *
34 * $Id$
35 */
36
37import javax.security.auth.login.*;
38import javax.security.auth.callback.*;
39
40public class KerberosInit {
41
42    private class TestCallBackHandler implements CallbackHandler {
43	
44	public void handle(Callback[] callbacks)
45	    throws UnsupportedCallbackException {
46	    for (int i = 0; i < callbacks.length; i++) {
47		if (callbacks[i] instanceof TextOutputCallback) {
48		    TextOutputCallback toc = (TextOutputCallback)callbacks[i];
49		    System.out.println(toc.getMessage());
50		} else if (callbacks[i] instanceof NameCallback) {
51		    NameCallback nc = (NameCallback)callbacks[i];
52		    nc.setName("lha");
53		} else if (callbacks[i] instanceof PasswordCallback) {
54		    PasswordCallback pc = (PasswordCallback)callbacks[i];
55		    pc.setPassword("foo".toCharArray());
56		} else {
57		    throw new
58			UnsupportedCallbackException(callbacks[i],
59						     "Unrecognized Callback");
60		}
61	    }
62	}
63    }
64    private TestCallBackHandler getHandler() {
65	return new TestCallBackHandler();
66    }
67
68    public static void main(String[] args) {
69
70        LoginContext lc = null;
71        try {
72            lc = new LoginContext("kinit", new KerberosInit().getHandler());
73        } catch (LoginException e) {
74            System.err.println("Cannot create LoginContext. " + e.getMessage());
75	    e.printStackTrace();
76            System.exit(1);
77        } catch (SecurityException e) {
78            System.err.println("Cannot create LoginContext. " + e.getMessage());
79	    e.printStackTrace();
80            System.exit(1);
81        } 
82
83        try {
84            lc.login();
85        } catch (LoginException e) {
86            System.err.println("Authentication failed:" + e.getMessage());
87	    e.printStackTrace();
88            System.exit(1);
89        }
90
91	System.out.println("lc.login ok");
92	System.exit(0);
93    }
94}
95