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

        private void CheckPermittedEmail(ISet permitted, String email)
        //throws PkixNameConstraintValidatorException
        {
            if (permitted == null)
            {
                return;
            }

            IEnumerator it = permitted.GetEnumerator();

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

                if (EmailIsConstrained(email, str))
                {
                    return;
                }
            }

            if (email.Length == 0 && permitted.Count == 0)
            {
                return;
            }

            throw new PkixNameConstraintValidatorException(
                "Subject email address is not from a permitted subtree.");
        }