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

        protected internal void ReadDocObj() {
            ArrayList streams = new ArrayList();
            xrefObj = ArrayList.Repeat(null, xref.Length / 2);
            for (int k = 2; k < xref.Length; k += 2) {
                int pos = xref[k];
                if (pos <= 0 || xref[k + 1] > 0)
                    continue;
                tokens.Seek(pos);
                tokens.NextValidToken();
                if (tokens.TokenType != PRTokeniser.TK_NUMBER)
                    tokens.ThrowError("Invalid object number.");
                objNum = tokens.IntValue;
                tokens.NextValidToken();
                if (tokens.TokenType != PRTokeniser.TK_NUMBER)
                    tokens.ThrowError("Invalid generation number.");
                objGen = tokens.IntValue;
                tokens.NextValidToken();
                if (!tokens.StringValue.Equals("obj"))
                    tokens.ThrowError("Token 'obj' expected.");
                PdfObject obj;
                try {
                    obj = ReadPRObject();
                    if (obj.IsStream()) {
                        streams.Add(obj);
                    }
                }
                catch {
                    obj = null;
                }
                xrefObj[k / 2] = obj;
            }
            for (int k = 0; k < streams.Count; ++k) {
                CheckPRStreamLength((PRStream)streams[k]);
            }
            ReadDecryptedDocObj();
            if (objStmMark != null) {
                foreach (DictionaryEntry entry  in objStmMark) {
                    int n = (int)entry.Key;
                    IntHashtable h = (IntHashtable)entry.Value;
                    ReadObjStm((PRStream)xrefObj[n], h);
                    xrefObj[n] = null;
                }
                objStmMark = null;
            }
            xref = null;
        }