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PdfAnnotation and Javascript

import java.io.FileOutputStream; import com.lowagie.text.Chunk; import com.lowagie.text.Document; import com.lowagie.text.Rectangle; import com.lowagie.text.pdf.PdfAction; 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();     PdfAnnotation text = PdfAnnotation.createText(writer, new Rectangle(200f, 250f, 300f, 350f),         "Fox", "The fox is quick", true, "Comment");     PdfAnnotation javascript = new PdfAnnotation(writer, 200f, 550f, 300f, 650f, PdfAction         .javaScript("app.alert('hi');\r", writer));     Chunk fox = new Chunk("test").setAnnotation(text);     Chunk dog = new Chunk("javascript").setAnnotation(javascript);     document.add(fox);     document.add(dog);     document.close();   } }