AuthzTokenParser | Line # 45 | 0 | 1 | - |
-1.0
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1 | /* | |
2 | * Copyright (c) 2000-2005, University of Salford | |
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 | * Neither the name of the University of Salford 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 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" | |
20 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
21 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
22 | * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE | |
23 | * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR | |
24 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF | |
25 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS | |
26 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN | |
27 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | |
28 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE | |
29 | * POSSIBILITY OF SUCH DAMAGE. | |
30 | */ | |
31 | ||
32 | package issrg.pba; | |
33 | import issrg.pba.rbac.SignatureVerifier; | |
34 | ||
35 | /** | |
36 | * This interface defines the method needed for extracting the known Credentials | |
37 | * from Authorisation Tokens. It should not be aware of delegation, it simply | |
38 | * extracts the purported set of credentials. The correct allocation of credentials | |
39 | * by the issuer is checked by the Allocation Policy. | |
40 | * | |
41 | * @author A Otenko | |
42 | * @version 1.2 | |
43 | */ | |
44 | ||
45 | public interface AuthzTokenParser { | |
46 | /** | |
47 | * This method decodes the Authorisation Token into internal representation. The rest | |
48 | * of the methods can be used to retrieve data from this token. Note that in | |
49 | * the case that it is a malformed | |
50 | * AuthorisationToken or is not the expected Authorisation Token, an exception will be thrown. | |
51 | * | |
52 | * @params at - implementation-specific object returned by the Repository; it is | |
53 | * the authorisation token to be decoded | |
54 | * @return ParsedToken - implementation-independent representation of the | |
55 | * Authorization token | |
56 | * | |
57 | * @throws PbaException if any error occurs; for example, the given object is | |
58 | * not a proper Authorisation Token that the implementation can handle | |
59 | */ | |
60 | ||
61 | public ParsedToken decode(Object at) throws PbaException; | |
62 | ||
63 | /** | |
64 | * This method returns the Auth Token parsing rules currently used by the | |
65 | * parser. | |
66 | */ | |
67 | public java.util.Map getAuthTokenParsingRules(); | |
68 | ||
69 | /** | |
70 | * This method sets the Auth Token parsing rules. | |
71 | */ | |
72 | public void setAuthTokenParsingRules(java.util.Map rules); | |
73 | ||
74 | /** | |
75 | * This method sets the Signature Verifier to be used by the Token Parser. | |
76 | * Token Parsers for tokens that do not have signatures may ignore this | |
77 | * method call. | |
78 | */ | |
79 | public void setSignatureVerifier(SignatureVerifier signatureVerifier); | |
80 | ||
81 | /** | |
82 | * This method gets the Signature Verifier used by the Token Parser. | |
83 | * Token Parsers for tokens that do not have signatures may return null. | |
84 | * If the Signature Verifier has not been set yet, the method may return null. | |
85 | */ | |
86 | public SignatureVerifier getSignatureVerifier(); | |
87 | } |
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