Org.BouncyCastle.Pkix.PkixNameConstraintValidator.checkExcludedDNS C# (CSharp) Method

        private void checkExcludedDNS(ISet excluded, String dns)
        //     throws PkixNameConstraintValidatorException
        {
            if (excluded.IsEmpty)
            {
                return;
            }

            IEnumerator it = excluded.GetEnumerator();

            while (it.MoveNext())
            {
                String str = ((String)it.Current);

                // is sub domain or the same
				if (WithinDomain(dns, str) || (Platform.CompareIgnoreCase(dns, str) == 0))
                {
                    throw new PkixNameConstraintValidatorException(
                        "DNS is from an excluded subtree.");
                }
            }
        }