Sankha Subhra Dey wrote:
I was looking for a way to add
an invisible annotation. The code I wrote isn't working, which I had
posted in my original mail. And I was looking for a way to add the
information to the Private section in a PDF file.
Every mail sent to the mailing list contains this line:
Buy the iText book: http://www.1t3xt.com/docs/book.php
If you had read chapter 15, you'd have found out there's
a method setFlags() that helps you. See attachment.
--
This answer is provided by 1T3XT BVBA
http://www.1t3xt.com/ - http://www.1t3xt.info
import java.io.FileOutputStream;
import com.lowagie.text.Document;
import com.lowagie.text.Phrase;
import com.lowagie.text.Rectangle;
import com.lowagie.text.pdf.PdfAnnotation;
import com.lowagie.text.pdf.PdfBoolean;
import com.lowagie.text.pdf.PdfName;
import com.lowagie.text.pdf.PdfReader;
import com.lowagie.text.pdf.PdfStamper;
import com.lowagie.text.pdf.PdfString;
import com.lowagie.text.pdf.PdfWriter;
/**
* This example was written by Bruno Lowagie. It is part of the book 'iText in
* Action' by Manning Publications.
* ISBN: 1932394796
* http://www.1t3xt.com/docs/book.php
* http://www.manning.com/lowagie/
*/
public class InvisibleAnnotation {
/**
* Creates a PDF file with annotations.
*
* @param args
* no arguments needed here
*/
public static void main(String[] args) {
// step 1: creation of a document-object
Document document = new Document();
try {
// step 2:
PdfWriter writer = PdfWriter.getInstance(document,
new
FileOutputStream("without_annotation.pdf"));
// step 3:
document.open();
// step 4:
document.add(new Phrase("TEST"));
} catch (Exception e) {
e.printStackTrace();
}
// step 5: we close the document
document.close();
try {
PdfReader reader = new
PdfReader("without_annotation.pdf");
PdfStamper stamper = new PdfStamper(reader, new
FileOutputStream("with_annotation.pdf"));
PdfAnnotation annotation =
PdfAnnotation.createText(stamper.getWriter(),
new Rectangle(200f, 400f, 300f, 500f),
"Help",
"This Help annotation was made with
'createText'", false,
"Help");
annotation.setFlags(PdfAnnotation.FLAGS_NOVIEW |
PdfAnnotation.FLAGS_INVISIBLE |
PdfAnnotation.FLAGS_HIDDEN);
stamper.addAnnotation(annotation, 1);
stamper.close();
} catch (Exception e) {
e.printStackTrace();
}
}
}------------------------------------------------------------------------------
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