1 /* Copyright 2004, 2005, 2006 Acegi Technology Pty Limited
2 *
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 * http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15
16 package org.springframework.security.context;
17
18 import org.springframework.security.Authentication;
19
20
21 /**
22 * Base implementation of {@link SecurityContext}.<p>Used by default by {@link SecurityContextHolder} and {@link
23 * HttpSessionContextIntegrationFilter}.</p>
24 *
25 * @author Ben Alex
26 * @version $Id: SecurityContextImpl.java 2217 2007-10-27 00:45:30Z luke_t $
27 */
28 public class SecurityContextImpl implements SecurityContext {
29 //~ Instance fields ================================================================================================
30
31 private Authentication authentication;
32
33 //~ Methods ========================================================================================================
34
35 public boolean equals(Object obj) {
36 if (obj instanceof SecurityContextImpl) {
37 SecurityContextImpl test = (SecurityContextImpl) obj;
38
39 if ((this.getAuthentication() == null) && (test.getAuthentication() == null)) {
40 return true;
41 }
42
43 if ((this.getAuthentication() != null) && (test.getAuthentication() != null)
44 && this.getAuthentication().equals(test.getAuthentication())) {
45 return true;
46 }
47 }
48
49 return false;
50 }
51
52 public Authentication getAuthentication() {
53 return authentication;
54 }
55
56 public int hashCode() {
57 if (this.authentication == null) {
58 return -1;
59 } else {
60 return this.authentication.hashCode();
61 }
62 }
63
64 public void setAuthentication(Authentication authentication) {
65 this.authentication = authentication;
66 }
67
68 public String toString() {
69 StringBuffer sb = new StringBuffer();
70 sb.append(super.toString());
71
72 if (this.authentication == null) {
73 sb.append(": Null authentication");
74 } else {
75 sb.append(": Authentication: ").append(this.authentication);
76 }
77
78 return sb.toString();
79 }
80 }