rev 15878 : 8168518: rcache interop with krb5-1.15
1 /*
2 * Copyright (c) 2013, 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
23 * questions.
24 */
25
26 package sun.security.krb5.internal.rcache;
27
28 import java.util.Objects;
29
30 /**
31 * The class represents a new style replay cache entry. It can be either used
32 * inside memory or in a dfl file.
33 */
34 public class AuthTimeWithHash extends AuthTime
35 implements Comparable<AuthTimeWithHash> {
36
37 final String hash;
38
39 /**
40 * Constructs a new <code>AuthTimeWithHash</code>.
41 */
42 public AuthTimeWithHash(String client, String server,
43 int ctime, int cusec, String hash) {
44 super(client, server, ctime, cusec);
45 this.hash = hash;
46 }
47
48 /**
49 * Compares if an object equals to an <code>AuthTimeWithHash</code> object.
50 * @param o an object.
51 * @return true if two objects are equivalent, otherwise, return false.
52 */
53 @Override
54 public boolean equals(Object o) {
55 if (this == o) return true;
56 if (!(o instanceof AuthTimeWithHash)) return false;
57 AuthTimeWithHash that = (AuthTimeWithHash)o;
58 return Objects.equals(hash, that.hash)
59 && Objects.equals(client, that.client)
60 && Objects.equals(server, that.server)
61 && ctime == that.ctime
62 && cusec == that.cusec;
63 }
64
65 /**
66 * Returns a hash code for this <code>AuthTimeWithHash</code> object.
67 */
68 @Override
69 public int hashCode() {
70 return Objects.hash(hash);
71 }
72
73 @Override
74 public String toString() {
75 return String.format("%d/%06d/%s/%s", ctime, cusec, hash, client);
76 }
77
78 @Override
79 public int compareTo(AuthTimeWithHash other) {
80 int cmp = 0;
81 if (ctime != other.ctime) {
82 cmp = Integer.compare(ctime, other.ctime);
83 } else if (cusec != other.cusec) {
84 cmp = Integer.compare(cusec, other.cusec);
85 } else {
86 cmp = hash.compareTo(other.hash);
87 }
88 return cmp;
89 }
90
91 /**
92 * Compares with a possibly old style object. Used
93 * in DflCache$Storage#loadAndCheck.
94 * @return true if all AuthTime fields are the same
95 */
96 public boolean isSameIgnoresHash(AuthTime old) {
97 return client.equals(old.client) &&
98 server.equals(old.server) &&
99 ctime == old.ctime &&
100 cusec == old.cusec;
101 }
102
103 // Methods used when saved in a dfl file. See DflCache.java
104
105 /**
106 * Encodes to be used in a dfl file
107 * @param withHash write new style if true
108 */
109 @Override
110 public byte[] encode(boolean withHash) {
111 String cstring;
112 String sstring;
113 if (withHash) {
114 cstring = "";
115 sstring = String.format("HASH:%s %d:%s %d:%s", hash,
116 client.length(), client,
117 server.length(), server);
118 } else {
119 cstring = client;
120 sstring = server;
121 }
122 return encode0(cstring, sstring);
123 }
124 }
--- EOF ---