Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||
StrictPolicyReader |
|
| 3.0;3 |
1 | /* | |
2 | * Copyright (c) 2009, Swiss Federal Department of Defence Civil Protection and Sport | |
3 | * (http://www.vbs.admin.ch) | |
4 | * Copyright (c) 2009, Ergon Informatik AG (http://www.ergon.ch) | |
5 | * All rights reserved. | |
6 | * | |
7 | * Licensed under the Open Permis License which accompanies this distribution, | |
8 | * and is available at http://www.openpermis.org/BSDlicenceKent.txt | |
9 | */ | |
10 | package org.openpermis.policy.io; | |
11 | ||
12 | ||
13 | import org.openpermis.policy.Policy; | |
14 | ||
15 | /** | |
16 | * Strict policy reader, which only successfully reads valid policies. | |
17 | * @since 0.4.0 | |
18 | */ | |
19 | public class StrictPolicyReader | |
20 | implements PolicyReader | |
21 | { | |
22 | ||
23 | //---- Static | |
24 | ||
25 | //---- State | |
26 | ||
27 | private PolicyReader policyReader; | |
28 | ||
29 | //---- Constructors | |
30 | ||
31 | /** | |
32 | * Creates a new strict policy reader that uses the specified reader. | |
33 | * @param policyReader the policy reader. | |
34 | * @throws PolicyException if the XML reader cannot be created. | |
35 | * @since 0.4.0 | |
36 | */ | |
37 | 3 | public StrictPolicyReader (PolicyReader policyReader) throws PolicyException { |
38 | 3 | if (policyReader == null) { |
39 | 1 | throw new IllegalArgumentException("Policy reader is null."); |
40 | } | |
41 | 2 | this.policyReader = policyReader; |
42 | 2 | } |
43 | ||
44 | //---- Methods | |
45 | ||
46 | /** | |
47 | * @since 0.4.0 | |
48 | */ | |
49 | public Policy readPolicy () throws PolicyException { | |
50 | 2 | final Policy policy = this.policyReader.readPolicy(); |
51 | 2 | if (!policy.isValid(null)) { |
52 | 1 | throw new PolicyException("Policy is not valid."); |
53 | } | |
54 | 1 | return policy; |
55 | } | |
56 | ||
57 | } |