init commit

output/Libraries/BouncyCastle.Crypto/Org/BouncyCastle/Asn1/X509/UserNotice.cs

@@ -0,0 +1,84 @@
+using System;
+
+namespace Org.BouncyCastle.Asn1.X509;
+
+public class UserNotice : Asn1Encodable
+{
+	private readonly NoticeReference noticeRef;
+
+	private readonly DisplayText explicitText;
+
+	public virtual NoticeReference NoticeRef => noticeRef;
+
+	public virtual DisplayText ExplicitText => explicitText;
+
+	public UserNotice(NoticeReference noticeRef, DisplayText explicitText)
+	{
+		this.noticeRef = noticeRef;
+		this.explicitText = explicitText;
+	}
+
+	public UserNotice(NoticeReference noticeRef, string str)
+		: this(noticeRef, new DisplayText(str))
+	{
+	}
+
+	[Obsolete("Use GetInstance() instead")]
+	public UserNotice(Asn1Sequence seq)
+	{
+		if (seq.Count == 2)
+		{
+			noticeRef = NoticeReference.GetInstance(seq[0]);
+			explicitText = DisplayText.GetInstance(seq[1]);
+		}
+		else if (seq.Count == 1)
+		{
+			if (seq[0].ToAsn1Object() is Asn1Sequence)
+			{
+				noticeRef = NoticeReference.GetInstance(seq[0]);
+				explicitText = null;
+			}
+			else
+			{
+				noticeRef = null;
+				explicitText = DisplayText.GetInstance(seq[0]);
+			}
+		}
+		else
+		{
+			if (seq.Count != 0)
+			{
+				throw new ArgumentException("Bad sequence size: " + seq.Count);
+			}
+			noticeRef = null;
+			explicitText = null;
+		}
+	}
+
+	public static UserNotice GetInstance(object obj)
+	{
+		if (obj is UserNotice)
+		{
+			return (UserNotice)obj;
+		}
+		if (obj == null)
+		{
+			return null;
+		}
+		return new UserNotice(Asn1Sequence.GetInstance(obj));
+	}
+
+	public override Asn1Object ToAsn1Object()
+	{
+		Asn1EncodableVector asn1EncodableVector = new Asn1EncodableVector();
+		if (noticeRef != null)
+		{
+			asn1EncodableVector.Add(noticeRef);
+		}
+		if (explicitText != null)
+		{
+			asn1EncodableVector.Add(explicitText);
+		}
+		return new DerSequence(asn1EncodableVector);
+	}
+}