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J. Duke319a3b92007-12-01 00:00:00 +00001/*
2 * Copyright 1999-2005 Sun Microsystems, Inc. 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. Sun designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Sun 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
22 * CA 95054 USA or visit www.sun.com if you need additional information or
23 * have any questions.
24 */
25
26package javax.net.ssl;
27
28import java.security.cert.*;
29
30/**
31 * Instance of this interface manage which X509 certificates
32 * may be used to authenticate the remote side of a secure
33 * socket. Decisions may be based on trusted certificate
34 * authorities, certificate revocation lists, online
35 * status checking or other means.
36 *
37 * @since 1.4
38 */
39public interface X509TrustManager extends TrustManager {
40 /**
41 * Given the partial or complete certificate chain provided by the
42 * peer, build a certificate path to a trusted root and return if
43 * it can be validated and is trusted for client SSL
44 * authentication based on the authentication type.
45 * <p>
46 * The authentication type is determined by the actual certificate
47 * used. For instance, if RSAPublicKey is used, the authType
48 * should be "RSA". Checking is case-sensitive.
49 *
50 * @param chain the peer certificate chain
51 * @param authType the authentication type based on the client certificate
52 * @throws IllegalArgumentException if null or zero-length chain
53 * is passed in for the chain parameter or if null or zero-length
54 * string is passed in for the authType parameter
55 * @throws CertificateException if the certificate chain is not trusted
56 * by this TrustManager.
57 */
58 public void checkClientTrusted(X509Certificate[] chain, String authType)
59 throws CertificateException;
60
61 /**
62 * Given the partial or complete certificate chain provided by the
63 * peer, build a certificate path to a trusted root and return if
64 * it can be validated and is trusted for server SSL
65 * authentication based on the authentication type.
66 * <p>
67 * The authentication type is the key exchange algorithm portion
68 * of the cipher suites represented as a String, such as "RSA",
69 * "DHE_DSS". Note: for some exportable cipher suites, the key
70 * exchange algorithm is determined at run time during the
71 * handshake. For instance, for TLS_RSA_EXPORT_WITH_RC4_40_MD5,
72 * the authType should be RSA_EXPORT when an ephemeral RSA key is
73 * used for the key exchange, and RSA when the key from the server
74 * certificate is used. Checking is case-sensitive.
75 *
76 * @param chain the peer certificate chain
77 * @param authType the key exchange algorithm used
78 * @throws IllegalArgumentException if null or zero-length chain
79 * is passed in for the chain parameter or if null or zero-length
80 * string is passed in for the authType parameter
81 * @throws CertificateException if the certificate chain is not trusted
82 * by this TrustManager.
83 */
84 public void checkServerTrusted(X509Certificate[] chain, String authType)
85 throws CertificateException;
86
87 /**
88 * Return an array of certificate authority certificates
89 * which are trusted for authenticating peers.
90 *
91 * @return a non-null (possibly empty) array of acceptable
92 * CA issuer certificates.
93 */
94 public X509Certificate[] getAcceptedIssuers();
95}