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Java > Open Source Codes > com > novosec > pkix > asn1 > cmp > PKIFreeText


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.cmp;
21
22 import java.util.Enumeration JavaDoc;
23 import java.util.Vector JavaDoc;
24
25 import org.bouncycastle.asn1.ASN1EncodableVector;
26 import org.bouncycastle.asn1.ASN1Sequence;
27 import org.bouncycastle.asn1.ASN1TaggedObject;
28 import org.bouncycastle.asn1.DEREncodable;
29 import org.bouncycastle.asn1.DERObject;
30 import org.bouncycastle.asn1.DERSequence;
31 import org.bouncycastle.asn1.DERUTF8String;
32
33 /**
34  * ASN.1 structure DER En/DeCoder.
35  *
36  * <pre>
37  * PKIFreeText ::= SEQUENCE SIZE (1..MAX) OF UTF8String
38  *
39  * </pre>
40  */
41 public class PKIFreeText implements DEREncodable
42 {
43     Vector JavaDoc freeTextStrings = new Vector JavaDoc();
44
45     public static PKIFreeText getInstance( ASN1TaggedObject obj, boolean explicit )
46     {
47         return getInstance(ASN1Sequence.getInstance(obj, explicit));
48     }
49
50     public static PKIFreeText getInstance( Object JavaDoc obj )
51     {
52         if (obj instanceof PKIFreeText)
53         {
54             return (PKIFreeText)obj;
55         }
56         else if (obj instanceof ASN1Sequence)
57         {
58             return new PKIFreeText((ASN1Sequence)obj);
59         }
60
61         throw new IllegalArgumentException JavaDoc("unknown object in factory");
62     }
63
64     public PKIFreeText( ASN1Sequence seq )
65     {
66         Enumeration JavaDoc e = seq.getObjects();
67         while (e.hasMoreElements())
68             freeTextStrings.addElement(e.nextElement());
69     }
70
71     public PKIFreeText( DERUTF8String p )
72     {
73       freeTextStrings.addElement(p);
74     }
75
76     public void addString( DERUTF8String p )
77     {
78       freeTextStrings.addElement(p);
79     }
80     
81     public DERUTF8String getString(int nr)
82     {
83       if (freeTextStrings.size() > nr)
84         return (DERUTF8String)freeTextStrings.elementAt(nr);
85
86       return null;
87     }
88
89     public DERObject getDERObject()
90     {
91         ASN1EncodableVector v = new ASN1EncodableVector();
92
93         for (int i=0;i<freeTextStrings.size();i++)
94           v.add((DERUTF8String)freeTextStrings.elementAt(i));
95
96         return new DERSequence(v);
97     }
98
99     public String JavaDoc toString()
100     {
101         String JavaDoc s = "PKIFreeText: ";
102
103         for (int i=0;i<freeTextStrings.size();i++)
104             s += (DERUTF8String)freeTextStrings.elementAt(i);
105
106         return s;
107     }
108 }
109
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