import com.aspose.pdf.Document;
import com.aspose.pdf.License;

public class KBExample {

	public static void main(String[] args) throws Exception {//Main function to delete a bookmark in PDF using Java

        // Instantiate the license
        License lic = new License(); 
        lic.setLicense("Aspose.Total.lic");

        // Open document
        Document pdfDocument = new Document("Bookmarks.pdf");

        // Delete all bookmarks
        pdfDocument.getOutlines().delete();

        // Save file
        pdfDocument.save("output.pdf");

        System.out.println("Done");
	}
}