OtherKeyAttribute.cs :  » PDF » iTextSharp » Org » BouncyCastle » Asn1 » Cms » C# / CSharp Open Source

using System;

using Org.BouncyCastle.Asn1;

namespace Org.BouncyCastle.Asn1.Cms{
    public class OtherKeyAttribute
        : Asn1Encodable
    {
        private DerObjectIdentifier  keyAttrId;
        private Asn1Encodable    keyAttr;

    /**
         * return an OtherKeyAttribute object from the given object.
         *
         * @param o the object we want converted.
         * @exception ArgumentException if the object cannot be converted.
         */
        public static OtherKeyAttribute GetInstance(
            object obj)
        {
            if (obj == null || obj is OtherKeyAttribute)
            {
                return (OtherKeyAttribute) obj;
            }

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

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

    public OtherKeyAttribute(
            Asn1Sequence seq)
        {
            keyAttrId = (DerObjectIdentifier) seq[0];
            keyAttr = seq[1];
        }

    public OtherKeyAttribute(
            DerObjectIdentifier  keyAttrId,
            Asn1Encodable    keyAttr)
        {
            this.keyAttrId = keyAttrId;
            this.keyAttr = keyAttr;
        }

    public DerObjectIdentifier KeyAttrId
    {
      get { return keyAttrId; }
    }

    public Asn1Encodable KeyAttr
    {
      get { return keyAttr; }
    }

    /**
         * Produce an object suitable for an Asn1OutputStream.
         * <pre>
         * OtherKeyAttribute ::= Sequence {
         *     keyAttrId OBJECT IDENTIFIER,
         *     keyAttr ANY DEFINED BY keyAttrId OPTIONAL
         * }
         * </pre>
         */
        public override Asn1Object ToAsn1Object()
        {
      return new DerSequence(keyAttrId, keyAttr);
        }
    }
}