1 /*
2 * Copyright 2008 University Corporation for Advanced Internet Development, Inc.
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17 package edu.internet2.middleware.shibboleth.idp.authn;
18
19 import java.security.Principal;
20
21 import org.opensaml.xml.util.DatatypeHelper;
22
23 /** A basic implementation of {@link Principal}. */
24 public class UsernamePrincipal implements Principal {
25
26 /** Name of the principal. */
27 private String name;
28
29 /**
30 * Constructor.
31 *
32 * @param principalName name of the principal
33 */
34 public UsernamePrincipal(String principalName) {
35 name = DatatypeHelper.safeTrimOrNullString(principalName);
36 }
37
38 /** {@inheritDoc} */
39 public String getName() {
40 return name;
41 }
42
43 /** {@inheritDoc} */
44 public String toString() {
45 return "{BasicPrincipal}" + getName();
46 }
47
48 /** {@inheritDoc} */
49 public int hashCode() {
50 return name.hashCode();
51 }
52
53 /** {@inheritDoc} */
54 public boolean equals(Object obj) {
55 if (obj == this) {
56 return true;
57 }
58
59 if (obj instanceof UsernamePrincipal) {
60 return DatatypeHelper.safeEquals(getName(), ((UsernamePrincipal) obj).getName());
61 }
62
63 return false;
64 }
65 }