1 /**
2 *
3 * Copyright 2005 The Apache Software Foundation
4 *
5 * Licensed under the Apache License, Version 2.0 (the "License");
6 * you may not use this file except in compliance with the License.
7 * You may obtain a copy of the License at
8 *
9 * http://www.apache.org/licenses/LICENSE-2.0
10 *
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
16 */
17
18 package org.apache.geronimo.security;
19
20 import java.io.Serializable;
21 import java.security.Principal;
22
23 /**
24 * Represents a principal in an realm.
25 *
26 * @version $Rev: 355877 $ $Date: 2005-12-10 18:48:27 -0800 (Sat, 10 Dec 2005) $
27 */
28 public class DomainPrincipal implements Principal, Serializable {
29 private final String domain;
30 private final Principal principal;
31 private transient String name = null;
32
33 public DomainPrincipal(String domain, Principal principal) {
34 if (domain == null) throw new IllegalArgumentException("domain is null");
35 if (principal == null) throw new IllegalArgumentException("principal is null");
36
37 this.domain = domain;
38 this.principal = principal;
39 }
40
41 public boolean equals(Object o) {
42 if (this == o) return true;
43 if (o == null || getClass() != o.getClass()) return false;
44
45 final DomainPrincipal that = (DomainPrincipal) o;
46
47 if (!domain.equals(that.domain)) return false;
48 if (!principal.equals(that.principal)) return false;
49
50 return true;
51 }
52
53 /**
54 * Returns a string representation of this principal.
55 *
56 * @return a string representation of this principal.
57 */
58 public String toString() {
59 return getName();
60 }
61
62 /**
63 * Returns a hashcode for this principal.
64 *
65 * @return a hashcode for this principal.
66 */
67 public int hashCode() {
68 int result;
69 result = domain.hashCode();
70 result = 29 * result + principal.hashCode();
71 return result;
72 }
73
74 /**
75 * Returns the name of this principal.
76 *
77 * @return the name of this principal.
78 */
79 public String getName() {
80 if (name == null) {
81
82 StringBuffer buffer = new StringBuffer("");
83 buffer.append(domain);
84 buffer.append("::");
85 buffer.append(principal.getClass().getName());
86 buffer.append(':');
87 buffer.append(principal.getName());
88 buffer.append("]");
89
90 name = buffer.toString();
91 }
92 return name;
93
94 }
95
96 /**
97 * Returns the principal that is associated with the realm.
98 *
99 * @return the principal that is associated with the realm.
100 */
101 public Principal getPrincipal() {
102 return principal;
103 }
104
105 /**
106 * Returns the realm that is associated with the principal.
107 *
108 * @return the realm that is associated with the principal.
109 */
110 public String getDomain() {
111 return domain;
112 }
113 }