iTextSharp.text.pdf.PdfStructTreeController.GetDirectDict C# (CSharp) Метод

        private static PdfDictionary GetDirectDict(PdfDictionary input)
        {
            PdfDictionary output = new PdfDictionary();
            foreach (KeyValuePair<PdfName,PdfObject> entry in input.hashMap) {
            PdfObject value = GetDirectObject(entry.Value);
            if (value == null)
                continue;
            if (value.IsArray()) {
                output.Put(entry.Key, GetDirectArray((PdfArray)value));
            } else if (value.IsDictionary()) {
                output.Put(entry.Key, GetDirectDict((PdfDictionary)value));
            } else {
                output.Put(entry.Key,value);
            }
            }
            return output;
        }