iTextSharp.text.pdf.PdfReader.ReleaseLastXrefPartial C# (CSharp) Метод

        public static void ReleaseLastXrefPartial(PdfObject obj) {
            if (obj == null)
                return;
            if (!obj.IsIndirect())
                return;
            if (!(obj is PRIndirectReference))
                return;
            PRIndirectReference refi = (PRIndirectReference)obj;
            PdfReader reader = refi.Reader;
            if (reader.partial && reader.lastXrefPartial != -1 && reader.lastXrefPartial == refi.Number) {
                reader.xrefObj[reader.lastXrefPartial] = null;
            }
            reader.lastXrefPartial = -1;
        }