ResponderID.cs :  » PDF » iTextSharp » Org » BouncyCastle » Asn1 » Ocsp » C# / CSharp Open Source

using System;

using Org.BouncyCastle.Asn1;
using Org.BouncyCastle.Asn1.X509;

namespace Org.BouncyCastle.Asn1.Ocsp{
    public class ResponderID
        : Asn1Encodable, IAsn1Choice
    {
        private readonly Asn1Encodable id;

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

      if (obj is DerOctetString)
      {
        return new ResponderID((DerOctetString)obj);
      }

      if (obj is Asn1TaggedObject)
      {
        Asn1TaggedObject o = (Asn1TaggedObject)obj;

        if (o.TagNo == 1)
        {
          return new ResponderID(X509Name.GetInstance(o, true));
        }

        return new ResponderID(Asn1OctetString.GetInstance(o, true));
      }

      return new ResponderID(X509Name.GetInstance(obj));
    }

    public ResponderID(
            Asn1OctetString id)
        {
      if (id == null)
        throw new ArgumentNullException("id");

      this.id = id;
        }

    public ResponderID(
            X509Name id)
        {
      if (id == null)
        throw new ArgumentNullException("id");

      this.id = id;
        }

    /**
         * Produce an object suitable for an Asn1OutputStream.
         * <pre>
         * ResponderID ::= CHOICE {
         *      byName          [1] Name,
         *      byKey           [2] KeyHash }
         * </pre>
         */
        public override Asn1Object ToAsn1Object()
        {
            if (id is Asn1OctetString)
            {
                return new DerTaggedObject(true, 2, id);
            }

      return new DerTaggedObject(true, 1, id);
        }
    }
}