iTextSharp.text.pdf.PdfEncryptor.GetPermissionsVerbose C# (CSharp) Метод

        public static String GetPermissionsVerbose(int permissions)
        {
            StringBuilder buf = new StringBuilder("Allowed:");
            if ((PdfWriter.ALLOW_PRINTING & permissions) == PdfWriter.ALLOW_PRINTING) buf.Append(" Printing");
            if ((PdfWriter.ALLOW_MODIFY_CONTENTS & permissions) == PdfWriter.ALLOW_MODIFY_CONTENTS) buf.Append(" Modify contents");
            if ((PdfWriter.ALLOW_COPY & permissions) == PdfWriter.ALLOW_COPY) buf.Append(" Copy");
            if ((PdfWriter.ALLOW_MODIFY_ANNOTATIONS & permissions) == PdfWriter.ALLOW_MODIFY_ANNOTATIONS) buf.Append(" Modify annotations");
            if ((PdfWriter.ALLOW_FILL_IN & permissions) == PdfWriter.ALLOW_FILL_IN) buf.Append(" Fill in");
            if ((PdfWriter.ALLOW_SCREENREADERS & permissions) == PdfWriter.ALLOW_SCREENREADERS) buf.Append(" Screen readers");
            if ((PdfWriter.ALLOW_ASSEMBLY & permissions) == PdfWriter.ALLOW_ASSEMBLY) buf.Append(" Assembly");
            if ((PdfWriter.ALLOW_DEGRADED_PRINTING & permissions) == PdfWriter.ALLOW_DEGRADED_PRINTING) buf.Append(" Degraded printing");
            return buf.ToString();
        }