IssuerSerial.cs :  » PDF » iTextSharp » Org » BouncyCastle » Asn1 » X509 » C# / CSharp Open Source

using System;

namespace Org.BouncyCastle.Asn1.X509{
    public class IssuerSerial
        : Asn1Encodable
    {
        internal readonly GeneralNames  issuer;
        internal readonly DerInteger  serial;
        internal readonly DerBitString  issuerUid;

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

      if (obj is Asn1Sequence)
            {
                return new IssuerSerial((Asn1Sequence) obj);
            }

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

        public static IssuerSerial GetInstance(
            Asn1TaggedObject  obj,
            bool        explicitly)
        {
            return GetInstance(Asn1Sequence.GetInstance(obj, explicitly));
        }

    private IssuerSerial(
            Asn1Sequence seq)
        {
      if (seq.Count != 2 && seq.Count != 3)
      {
        throw new ArgumentException("Bad sequence size: " + seq.Count);
      }

      issuer = GeneralNames.GetInstance(seq[0]);
      serial = DerInteger.GetInstance(seq[1]);

      if (seq.Count == 3)
            {
        issuerUid = DerBitString.GetInstance(seq[2]);
      }
        }

    public IssuerSerial(
      GeneralNames  issuer,
      DerInteger    serial)
    {
      this.issuer = issuer;
      this.serial = serial;
    }

    public GeneralNames Issuer
    {
      get { return issuer; }
    }

    public DerInteger Serial
    {
      get { return serial; }
    }

    public DerBitString IssuerUid
    {
      get { return issuerUid; }
    }

    /**
         * Produce an object suitable for an Asn1OutputStream.
         * <pre>
         *  IssuerSerial  ::=  Sequence {
         *       issuer         GeneralNames,
         *       serial         CertificateSerialNumber,
         *       issuerUid      UniqueIdentifier OPTIONAL
         *  }
         * </pre>
         */
    public override Asn1Object ToAsn1Object()
    {
      Asn1EncodableVector v = new Asn1EncodableVector(
        issuer, serial);

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

      return new DerSequence(v);
    }
  }
}