1 /*
2 * Copyright (c) 1999, 2003, 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. Oracle designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Oracle in the LICENSE file that accompanied this code.
10 *
11 * This code is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 * or visit www.oracle.com if you need additional information or have any
40 * If byte[], it is assumed to have UTF-8 encoding.
41 *
42 * If the caller of getPassword() will be using the password as
43 * a byte array, then it should encode the char[] array returned by
44 * getPassword() into a byte[] using UTF-8.
45 *
46 * @author Rosanna Lee
47 */
48 final class DefaultCallbackHandler implements CallbackHandler {
49 private char[] passwd;
50 private String authenticationID;
51 private String authRealm;
52
53 DefaultCallbackHandler(String principal, Object cred, String realm)
54 throws IOException {
55 authenticationID = principal;
56 authRealm = realm;
57 if (cred instanceof String) {
58 passwd = ((String)cred).toCharArray();
59 } else if (cred instanceof char[]) {
60 passwd = (char[])((char[])cred).clone();
61 } else if (cred != null) {
62 // assume UTF-8 encoding
63 String orig = new String((byte[])cred, "UTF8");
64 passwd = orig.toCharArray();
65 }
66 }
67
68 public void handle(Callback[] callbacks)
69 throws IOException, UnsupportedCallbackException {
70 for (int i = 0; i < callbacks.length; i++) {
71 if (callbacks[i] instanceof NameCallback) {
72 ((NameCallback)callbacks[i]).setName(authenticationID);
73
74 } else if (callbacks[i] instanceof PasswordCallback) {
75 ((PasswordCallback)callbacks[i]).setPassword(passwd);
76
77 } else if (callbacks[i] instanceof RealmChoiceCallback) {
78 /* Deals with a choice of realms */
79 String[] choices =
80 ((RealmChoiceCallback)callbacks[i]).getChoices();
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1 /*
2 * Copyright (c) 1999, 2011, 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. Oracle designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Oracle in the LICENSE file that accompanied this code.
10 *
11 * This code is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 * or visit www.oracle.com if you need additional information or have any
40 * If byte[], it is assumed to have UTF-8 encoding.
41 *
42 * If the caller of getPassword() will be using the password as
43 * a byte array, then it should encode the char[] array returned by
44 * getPassword() into a byte[] using UTF-8.
45 *
46 * @author Rosanna Lee
47 */
48 final class DefaultCallbackHandler implements CallbackHandler {
49 private char[] passwd;
50 private String authenticationID;
51 private String authRealm;
52
53 DefaultCallbackHandler(String principal, Object cred, String realm)
54 throws IOException {
55 authenticationID = principal;
56 authRealm = realm;
57 if (cred instanceof String) {
58 passwd = ((String)cred).toCharArray();
59 } else if (cred instanceof char[]) {
60 passwd = ((char[])cred).clone();
61 } else if (cred != null) {
62 // assume UTF-8 encoding
63 String orig = new String((byte[])cred, "UTF8");
64 passwd = orig.toCharArray();
65 }
66 }
67
68 public void handle(Callback[] callbacks)
69 throws IOException, UnsupportedCallbackException {
70 for (int i = 0; i < callbacks.length; i++) {
71 if (callbacks[i] instanceof NameCallback) {
72 ((NameCallback)callbacks[i]).setName(authenticationID);
73
74 } else if (callbacks[i] instanceof PasswordCallback) {
75 ((PasswordCallback)callbacks[i]).setPassword(passwd);
76
77 } else if (callbacks[i] instanceof RealmChoiceCallback) {
78 /* Deals with a choice of realms */
79 String[] choices =
80 ((RealmChoiceCallback)callbacks[i]).getChoices();
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