1 /*
2 * Licensed to The Apereo Foundation under one or more contributor license
3 * agreements. See the NOTICE file distributed with this work for additional
4 * information regarding copyright ownership.
5 *
6 *
7 * The Apereo Foundation licenses this file to you under the Educational
8 * Community License, Version 2.0 (the "License"); you may not use this file
9 * except in compliance with the License. You may obtain a copy of the License
10 * at:
11 *
12 * http://opensource.org/licenses/ecl2.txt
13 *
14 * Unless required by applicable law or agreed to in writing, software
15 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
16 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
17 * License for the specific language governing permissions and limitations under
18 * the License.
19 *
20 */
21
22 package org.opencastproject.security.jwt;
23
24 import com.nimbusds.jwt.SignedJWT;
25
26 import java.text.ParseException;
27 import java.util.Date;
28
29 /**
30 * Class used for caching JWTs.
31 */
32 public class CachedJWT {
33
34 /** JWT's signature. */
35 private final String signature;
36
37 /** JWT's 'exp' claim. */
38 private final Date expiresAt;
39
40 /** Username extracted from the JWT. */
41 private final String username;
42
43 /**
44 * Creates a cached JWT form a decoded JWT and a username.
45 *
46 * @param jwt The decoded JWT.
47 * @param username The username extracted from the JWT.
48 */
49 public CachedJWT(SignedJWT jwt, String username) throws ParseException {
50 this.signature = jwt.getSignature().toString();
51 this.expiresAt = jwt.getJWTClaimsSet().getExpirationTime();
52 this.username = username;
53 }
54
55 /**
56 * Returns <code>true</code> if the cached JWT expired, false otherwise.
57 *
58 * @return Boolean indicating whether the cached JWT has expired.
59 */
60 public boolean hasExpired() {
61 return this.expiresAt != null && !this.expiresAt.after(new Date());
62 }
63
64 /**
65 * Getter for the signature.
66 *
67 * @return The signature.
68 */
69 public String getSignature() {
70 return signature;
71 }
72
73 /**
74 * Getter for the expiry date.
75 *
76 * @return The expiry date.
77 */
78 public Date getExpiresAt() {
79 return expiresAt;
80 }
81
82 /**
83 * Getter for the username.
84 *
85 * @return The username.
86 */
87 public String getUsername() {
88 return username;
89 }
90
91 }