iTextSharp.text.pdf.XfaForm.Xml2SomTemplate.ProcessTemplate C# (CSharp) Метод

            private void ProcessTemplate(XmlNode n, Hashtable ff) {
                if (ff == null)
                    ff = new Hashtable();
                Hashtable ss = new Hashtable();
                XmlNode n2 = n.FirstChild;
                while (n2 != null) {
                    if (n2.NodeType == XmlNodeType.Element) {
                        String s = n2.LocalName;
                        if (s.Equals("subform")) {
                            XmlNode name = n2.Attributes.GetNamedItem("name");
                            String nn = "#subform";
                            bool annon = true;
                            if (name != null) {
                                nn = EscapeSom(name.Value);
                                annon = false;
                            }
                            int i;
                            if (annon) {
                                i = anform;
                                ++anform;
                            }
                            else {
                                if (ss[nn] == null)
                                    i = 0;
                                else
                                    i = (int)ss[nn] + 1;
                                ss[nn] = i;
                            }
                            stack.Push(nn + "[" + i.ToString() + "]");
                            ++templateLevel;
                            if (annon)
                                ProcessTemplate(n2, ff);
                            else
                                ProcessTemplate(n2, null);
                            --templateLevel;
                            stack.Pop();
                        }
                        else if (s.Equals("field") || s.Equals("exclGroup")) {
                            XmlNode name = n2.Attributes.GetNamedItem("name");
                            if (name != null) {
                                String nn = EscapeSom(name.Value);
                                int i;
                                if (ff[nn] == null)
                                    i = 0;
                                else
                                    i = (int)ff[nn] + 1;
                                ff[nn] = i;
                                stack.Push(nn + "[" + i.ToString() + "]");
                                String unstack = PrintStack();
                                order.Add(unstack);
                                InverseSearchAdd(unstack);
                                name2Node[unstack] = n2;
                                stack.Pop();
                            }
                        }
                        else if (!dynamicForm && templateLevel > 0 && s.Equals("occur")) {
                            int initial = 1;
                            int min = 1;
                            int max = 1;
                            XmlNode a = n2.Attributes.GetNamedItem("initial");
                            if (a != null)
                                try{initial = int.Parse(a.Value.Trim());}catch{};
                            a = n2.Attributes.GetNamedItem("min");
                            if (a != null)
                                try{min = int.Parse(a.Value.Trim());}catch{};
                            a = n2.Attributes.GetNamedItem("max");
                            if (a != null)
                                try{max = int.Parse(a.Value.Trim());}catch{};
                            if (initial != min || min != max)
                                dynamicForm = true;
                        }
                    }
                    n2 = n2.NextSibling;
                }
            }