OcspResponsesID.cs :  » PDF » iTextSharp » Org » BouncyCastle » Asn1 » Esf » C# / CSharp Open Source

using System;

namespace Org.BouncyCastle.Asn1.Esf{
  /// <remarks>
  /// RFC 3126: 4.2.2 Complete Revocation Refs Attribute Definition
  /// <code>
  /// OcspResponsesID ::= SEQUENCE {
  ///    ocspIdentifier  OcspIdentifier,
  ///    ocspRepHash    OtherHash OPTIONAL
  /// }
  /// </code>
  /// </remarks>
  public class OcspResponsesID
    : Asn1Encodable
  {
    private readonly OcspIdentifier  ocspIdentifier;
    private readonly OtherHash    ocspRepHash;

    public static OcspResponsesID GetInstance(
      object obj)
    {
      if (obj == null || obj is OcspResponsesID)
        return (OcspResponsesID) obj;

      if (obj is Asn1Sequence)
        return new OcspResponsesID((Asn1Sequence) obj);

      throw new ArgumentException(
        "Unknown object in 'OcspResponsesID' factory: "
          + obj.GetType().Name,
        "obj");
    }

    private OcspResponsesID(
      Asn1Sequence seq)
    {
      if (seq == null)
        throw new ArgumentNullException("seq");
      if (seq.Count < 1 || seq.Count > 2)
        throw new ArgumentException("Bad sequence size: " + seq.Count, "seq");

      this.ocspIdentifier = OcspIdentifier.GetInstance(seq[0].ToAsn1Object());

      if (seq.Count > 1)
      {
        this.ocspRepHash = OtherHash.GetInstance(seq[1].ToAsn1Object());
      }
    }

    public OcspResponsesID(
      OcspIdentifier ocspIdentifier)
      : this(ocspIdentifier, null)
    {
    }

    public OcspResponsesID(
      OcspIdentifier  ocspIdentifier,
      OtherHash    ocspRepHash)
    {
      if (ocspIdentifier == null)
        throw new ArgumentNullException("ocspIdentifier");

      this.ocspIdentifier = ocspIdentifier;
      this.ocspRepHash = ocspRepHash;
    }

    public OcspIdentifier OcspIdentifier
    {
      get { return ocspIdentifier; }
    }

    public OtherHash OcspRepHash
    {
      get { return ocspRepHash; }
    }

    public override Asn1Object ToAsn1Object()
    {
      Asn1EncodableVector v = new Asn1EncodableVector(
        ocspIdentifier.ToAsn1Object());

      if (ocspRepHash != null)
      {
        v.Add(ocspRepHash.ToAsn1Object());
      }

      return new DerSequence(v);
    }

  }
}