Java/PDF RTF/Multi Documents

Generating PDF, HTML and RTF files at the same time with the same content

import java.io.FileOutputStream;
import java.io.IOException;
import com.lowagie.text.Document;
import com.lowagie.text.DocumentException;
import com.lowagie.text.Paragraph;
import com.lowagie.text.html.HtmlWriter;
import com.lowagie.text.pdf.PdfWriter;
import com.lowagie.text.rtf.RtfWriter2;
//.
public class HelloWorldMultiplePDF {
  public static void main(String[] args) {
    Document document = new Document();
    try {
      PdfWriter pdf = PdfWriter.getInstance(document, new FileOutputStream("HelloWorldMultiplePDF.pdf"));
      RtfWriter2 rtf = RtfWriter2.getInstance(document, new FileOutputStream("RTF_File.rtf"));
      HtmlWriter html = HtmlWriter.getInstance(document, new FileOutputStream("HTML_File.html"));
      document.open();
      document.add(new Paragraph("Some text"));
      
    } catch (DocumentException de) {
      System.err.println(de.getMessage());
    } catch (IOException ioe) {
      System.err.println(ioe.getMessage());
    }
    document.close();
  }
}

Generating two PDF documents and one HTML document

import java.awt.Color;
import java.io.FileOutputStream;
import com.lowagie.text.Anchor;
import com.lowagie.text.Document;
import com.lowagie.text.Font;
import com.lowagie.text.FontFactory;
import com.lowagie.text.Paragraph;
import com.lowagie.text.html.HtmlWriter;
import com.lowagie.text.pdf.PdfWriter;
import com.lowagie.text.rtf.RtfWriter2;
public class GenerateTwoPDFAndHTMLRTF {
  public static void main(String[] args) {
    Document document = new Document();
    try {
      PdfWriter.getInstance(document, new FileOutputStream("AHrefForAWebsite.pdf"));
      HtmlWriter.getInstance(document, new FileOutputStream("AHrefForAWebsite.html"));
      RtfWriter2.getInstance(document, new FileOutputStream("AHrefForAWebsite.html"));
      
      document.open();
      Paragraph paragraph = new Paragraph("Please visit my ");
      Anchor anchor1 = new Anchor("website (external reference)", FontFactory.getFont(FontFactory.HELVETICA, 12, Font.UNDERLINE, new Color(0, 0, 255)));
      anchor1.setReference("http://www.jexp.ru");
      paragraph.add(anchor1);
      
      document.add(paragraph);
    } catch (Exception e) {
      System.err.println(e.getMessage());
    }
    document.close();
  }
}