}
PdfObject reso = PdfReader.getPdfObject(page.get(PdfName.RESOURCES));
if (reso != null) {
ObjectTreeNode resources_node = new ObjectTreeNode(PdfName.RESOURCES
+ " " + reso.type());
this.add(resources_node);
pageanalyzer.iterateObjects(reso, pdfreader, resources_node);
}
PdfObject contents = PdfReader.getPdfObject(page.get(PdfName.CONTENTS));