PgpUserAttributeSubpacketVector.cs :  » PDF » iTextSharp » Org » BouncyCastle » Bcpg » OpenPgp » C# / CSharp Open Source

using Org.BouncyCastle.Bcpg.Attr;

namespace Org.BouncyCastle.Bcpg.OpenPgp{
  /// <remarks>Container for a list of user attribute subpackets.</remarks>
    public class PgpUserAttributeSubpacketVector
    {
        private readonly UserAttributeSubpacket[] packets;

    internal PgpUserAttributeSubpacketVector(
            UserAttributeSubpacket[] packets)
        {
            this.packets = packets;
        }

    public UserAttributeSubpacket GetSubpacket(
            UserAttributeSubpacketTag type)
        {
            for (int i = 0; i != packets.Length; i++)
            {
                if (packets[i].SubpacketType == type)
                {
                    return packets[i];
                }
            }

      return null;
        }

    public ImageAttrib GetImageAttribute()
        {
            UserAttributeSubpacket p = GetSubpacket(UserAttributeSubpacketTag.ImageAttribute);

            return p == null ? null : (ImageAttrib) p;
        }

    internal UserAttributeSubpacket[] ToSubpacketArray()
        {
            return packets;
        }

    public override bool Equals(
            object obj)
        {
            if (obj == this)
                return true;

      PgpUserAttributeSubpacketVector other = obj as PgpUserAttributeSubpacketVector;

      if (other == null)
        return false;

      if (other.packets.Length != packets.Length)
            {
                return false;
            }

      for (int i = 0; i != packets.Length; i++)
            {
                if (!other.packets[i].Equals(packets[i]))
                {
                    return false;
                }
            }

      return true;
        }

    public override int GetHashCode()
        {
            int code = 0;

      foreach (object o in packets)
      {
        code ^= o.GetHashCode();
      }

      return code;
        }
    }
}