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1 | /* | |
2 | * Copyright (c) 2006, University of Kent | |
3 | * All rights reserved. | |
4 | * | |
5 | * Redistribution and use in source and binary forms, with or without | |
6 | * modification, are permitted provided that the following conditions are met: | |
7 | * | |
8 | * Redistributions of source code must retain the above copyright notice, this | |
9 | * list of conditions and the following disclaimer. | |
10 | * | |
11 | * Redistributions in binary form must reproduce the above copyright notice, | |
12 | * this list of conditions and the following disclaimer in the documentation | |
13 | * and/or other materials provided with the distribution. | |
14 | * | |
15 | * 1. Neither the name of the University of Kent nor the names of its | |
16 | * contributors may be used to endorse or promote products derived from this | |
17 | * software without specific prior written permission. | |
18 | * | |
19 | * 2. THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS | |
20 | * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, | |
21 | * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR | |
22 | * PURPOSE ARE DISCLAIMED. | |
23 | * | |
24 | * 3. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE | |
25 | * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR | |
26 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF | |
27 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS | |
28 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN | |
29 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | |
30 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE | |
31 | * POSSIBILITY OF SUCH DAMAGE. | |
32 | * | |
33 | * 4. YOU AGREE THAT THE EXCLUSIONS IN PARAGRAPHS 2 AND 3 ABOVE ARE REASONABLE | |
34 | * IN THE CIRCUMSTANCES. IN PARTICULAR, YOU ACKNOWLEDGE (1) THAT THIS | |
35 | * SOFTWARE HAS BEEN MADE AVAILABLE TO YOU FREE OF CHARGE, (2) THAT THIS | |
36 | * SOFTWARE IS NOT "PRODUCT" QUALITY, BUT HAS BEEN PRODUCED BY A RESEARCH | |
37 | * GROUP WHO DESIRE TO MAKE THIS SOFTWARE FREELY AVAILABLE TO PEOPLE WHO WISH | |
38 | * TO USE IT, AND (3) THAT BECAUSE THIS SOFTWARE IS NOT OF "PRODUCT" QUALITY | |
39 | * IT IS INEVITABLE THAT THERE WILL BE BUGS AND ERRORS, AND POSSIBLY MORE | |
40 | * SERIOUS FAULTS, IN THIS SOFTWARE. | |
41 | * | |
42 | * 5. This license is governed, except to the extent that local laws | |
43 | * necessarily apply, by the laws of England and Wales. | |
44 | */ | |
45 | package issrg.test.ptb; | |
46 | ||
47 | import issrg.pba.rbac.Clock; | |
48 | ||
49 | import java.text.ParseException; | |
50 | ||
51 | /** | |
52 | * This class is the adapted implementation of the Clock interface for the Permis Test Bench. It | |
53 | * has a method to specify a particular date to be returned. In this way, we are able to | |
54 | * change the date used to perform the decisions. | |
55 | */ | |
56 | ||
57 | public class PTBClock extends Clock { | |
58 | private java.util.Date lastTime = null; | |
59 | ||
60 | 4 | public PTBClock() { |
61 | 4 | lastTime = new java.util.Date(); |
62 | } | |
63 | ||
64 | 2408 | public java.util.Date getTime() { |
65 | 2408 | return (lastTime == null) ? latch() : lastTime; |
66 | } | |
67 | ||
68 | 1440 | public java.util.Date latch() { |
69 | 1440 | return lastTime; |
70 | } | |
71 | ||
72 | 1 | public boolean setTime(String s) { |
73 | 1 | try { |
74 | 1 | java.util.Date date1; |
75 | 1 | date1 = new java.text.SimpleDateFormat("yyyy-MM-dd HH:mm:ss").parse(s); |
76 | 1 | lastTime = date1; |
77 | 1 | return true; |
78 | } catch (ParseException e) { | |
79 | 0 | e.printStackTrace(); |
80 | 0 | return false; |
81 | } | |
82 | } | |
83 | ||
84 | } |
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