import java.io.FileOutputStream;
import com.lowagie.text.Document;
import com.lowagie.text.Rectangle;
import com.lowagie.text.pdf.PdfAnnotation;
import com.lowagie.text.pdf.PdfWriter;
public class MainClass {
public static void main(String[] args) throws Exception {
Document document = new Document();
PdfWriter writer = PdfWriter
.getInstance(document, new FileOutputStream("2.pdf"));
document.open();
writer.addAnnotation(PdfAnnotation.createText(writer, new Rectangle(50, 780, 70, 800),
"Comment", "This is a Comment", false, "Comment"));
writer.addAnnotation(PdfAnnotation.createText(writer, new Rectangle(100, 780, 120, 800),
"Help", "This is a Help ", true, "Help"));
document.close();
}
}