//PDFTextStripperByArea stripper = new PDFTextStripperByArea();
//PDFHighlighter stripper = new PDFHighlighter();
PDFText2HTML stripper = new PDFText2HTML();
//PDFTextStripper stripper = new PDFTextStripper();
StringWriter writer = new StringWriter();
stripper.writeText(pdDoc, writer);
return writer.toString();
}
}