catalog.put(PdfName.PAGELABELS, pageLabels.getDictionary(writer));
catalog.put(PdfName.PAGELABELS, pageLabels.getDictionary(writer));
catalog.put(PdfName.PAGELABELS, pageLabels.getDictionary(writer));
catalog.put(PdfName.PAGELABELS, this.pdf.pageLabels.getDictionary(this));
catalog.put(PdfName.PAGELABELS, pdf.pageLabels.getDictionary(this));
catalog.put(PdfName.PAGELABELS, pdf.pageLabels.getDictionary(this));