iTextSharp.text.pdf.security.CrlClientOnline.AddUrl C# (CSharp) Метод

        protected void AddUrl(String url)
        {
            if (urls.Contains(url))
            {
                LOGGER.Info("Skipped CRL url (duplicate): " + url);
                return;
            }

            LOGGER.Info("Added CRL url: " + url);
            urls.Add(url);
        }