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Java > Open Source Codes > com > novosec > pkix > asn1 > crmf > PKMACValue


1 // CMP implementation copyright (c) 2003 NOVOSEC AG (http://www.novosec.com)
2 //
3 // Author: Maik Stohn
4 //
5 // Permission is hereby granted, free of charge, to any person obtaining a copy of this
6 // software and associated documentation files (the "Software"), to deal in the Software
7 // without restriction, including without limitation the rights to use, copy, modify, merge,
8 // publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons
9 // to whom the Software is furnished to do so, subject to the following conditions:
10 //
11 // The above copyright notice and this permission notice shall be included in all copies or
12 // substantial portions of the Software.
13 //
14 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
15 // BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
16 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
17 // DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
18 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
19
20 package com.novosec.pkix.asn1.crmf;
21
22 import org.bouncycastle.asn1.ASN1EncodableVector;
23 import org.bouncycastle.asn1.ASN1Sequence;
24 import org.bouncycastle.asn1.ASN1TaggedObject;
25 import org.bouncycastle.asn1.DERBitString;
26 import org.bouncycastle.asn1.DEREncodable;
27 import org.bouncycastle.asn1.DERObject;
28 import org.bouncycastle.asn1.DERSequence;
29 import org.bouncycastle.asn1.x509.AlgorithmIdentifier;
30
31 /**
32  * ASN.1 structure DER En/DeCoder.
33  *
34  * <pre>
35  * PKMACValue ::= SEQUENCE {
36  * algId AlgorithmIdentifier, -- algorithm value shall be PasswordBasedMac {1 2 840 113533 7 66 13} parameter value is PBMParameter
37  * value BIT STRING }
38  *
39  * </pre>
40  */
41 public class PKMACValue implements DEREncodable
42 {
43     AlgorithmIdentifier algId;
44     DERBitString value;
45
46     public static PKMACValue getInstance( ASN1TaggedObject obj, boolean explicit )
47     {
48         return getInstance(ASN1Sequence.getInstance(obj, explicit));
49     }
50
51     public static PKMACValue getInstance( Object JavaDoc obj )
52     {
53         if (obj instanceof PKMACValue)
54         {
55             return (PKMACValue)obj;
56         }
57         else if (obj instanceof ASN1Sequence)
58         {
59             return new PKMACValue((ASN1Sequence)obj);
60         }
61
62         throw new IllegalArgumentException JavaDoc("unknown object in factory");
63     }
64     
65     public PKMACValue( ASN1Sequence seq )
66     {
67       this.algId = AlgorithmIdentifier.getInstance(seq.getObjectAt(0));
68       this.value = DERBitString.getInstance(seq.getObjectAt(1));
69     }
70
71     public PKMACValue( AlgorithmIdentifier algId, DERBitString value )
72     {
73       this.algId = algId;
74       this.value = value;
75     }
76
77     public AlgorithmIdentifier getAlgId()
78     {
79         return algId;
80     }
81
82     public DERBitString getValue()
83     {
84         return value;
85     }
86
87     public DERObject getDERObject()
88     {
89         ASN1EncodableVector v = new ASN1EncodableVector();
90
91         v.add( algId );
92         v.add( value );
93
94         return new DERSequence(v);
95     }
96
97     public String JavaDoc toString()
98     {
99       return "PKMACValue: (algId = " + this.getAlgId() + ", value = " + this.getValue() + ")";
100     }
101 }
102
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