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/*
*
* Copyright (c) 2007 Kungliga Tekniska Högskolan
* (Royal Institute of Technology, Stockholm, Sweden).
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* 3. Neither the name of the Institute nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $Id$
*/
import javax.security.auth.login.*;
import javax.security.auth.callback.*;
public class KerberosInit {
private class TestCallBackHandler implements CallbackHandler {
public void handle(Callback[] callbacks)
throws UnsupportedCallbackException {
for (int i = 0; i < callbacks.length; i++) {
if (callbacks[i] instanceof TextOutputCallback) {
TextOutputCallback toc = (TextOutputCallback)callbacks[i];
System.out.println(toc.getMessage());
} else if (callbacks[i] instanceof NameCallback) {
NameCallback nc = (NameCallback)callbacks[i];
nc.setName("lha");
} else if (callbacks[i] instanceof PasswordCallback) {
PasswordCallback pc = (PasswordCallback)callbacks[i];
pc.setPassword("foo".toCharArray());
} else {
throw new
UnsupportedCallbackException(callbacks[i],
"Unrecognized Callback");
}
}
}
}
private TestCallBackHandler getHandler() {
return new TestCallBackHandler();
}
public static void main(String[] args) {
LoginContext lc = null;
try {
lc = new LoginContext("kinit", new KerberosInit().getHandler());
} catch (LoginException e) {
System.err.println("Cannot create LoginContext. " + e.getMessage());
e.printStackTrace();
System.exit(1);
} catch (SecurityException e) {
System.err.println("Cannot create LoginContext. " + e.getMessage());
e.printStackTrace();
System.exit(1);
}
try {
lc.login();
} catch (LoginException e) {
System.err.println("Authentication failed:" + e.getMessage());
e.printStackTrace();
System.exit(1);
}
System.out.println("lc.login ok");
System.exit(0);
}
}
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