src/org/bouncycastle/asn1/x509/DistributionPoint.java

   1 package org.bouncycastle.asn1.x509;
   2
   3 import org.bouncycastle.asn1.*;
   4
   5 public class DistributionPoint
   6     implements DEREncodable
   7 {
   8     ASN1Sequence  seq = null;
   9
  10     public static DistributionPoint getInstance(
  11         ASN1TaggedObject obj,
  12         boolean          explicit)
  13     {
  14         return getInstance(ASN1Sequence.getInstance(obj, explicit));
  15     }
  16
  17     public static DistributionPoint getInstance(
  18         Object obj)
  19     {
  20         if(obj == null || obj instanceof DistributionPoint)
  21         {
  22             return (DistributionPoint)obj;
  23         }
  24
  25         if(obj instanceof ASN1Sequence)
  26         {
  27             return new DistributionPoint((ASN1Sequence)obj);
  28         }
  29
  30         throw new IllegalArgumentException("Invalid DistributionPoint: " + obj.getClass().getName());
  31     }
  32
  33     public DistributionPoint(
  34         ASN1Sequence seq)
  35     {
  36         this.seq = seq;
  37     }
  38
  39     public DistributionPoint(
  40         DistributionPointName   distributionPoint,
  41         ReasonFlags             reasons,
  42         GeneralNames            cRLIssuer)
  43     {
  44         DEREncodableVector  v = new DEREncodableVector();
  45
  46         if (distributionPoint != null)
  47         {
  48             v.add(new DERTaggedObject(0, distributionPoint));
  49         }
  50
  51         if (reasons != null)
  52         {
  53             v.add(new DERTaggedObject(1, reasons));
  54         }
  55
  56         if (cRLIssuer != null)
  57         {
  58             v.add(new DERTaggedObject(2, cRLIssuer));
  59         }
  60
  61         seq = new DERSequence(v);
  62     }
  63
  64     /**
  65      * <pre>
  66      * DistributionPoint ::= SEQUENCE {
  67      *      distributionPoint [0] DistributionPointName OPTIONAL,
  68      *      reasons           [1] ReasonFlags OPTIONAL,
  69      *      cRLIssuer         [2] GeneralNames OPTIONAL
  70      * }
  71      * </pre>
  72      */
  73     public DERObject getDERObject()
  74     {
  75         return seq;
  76     }
  77 }