Java tutorial
/* * This example was written by Bruno Lowagie, author of the book * 'iText in Action' by Manning Publications (ISBN: 1932394796). * You can use this example as inspiration for your own applications. * The following license applies: * http://www.1t3xt.com/about/copyright/index.php?page=MIT */ package questions.stamppages; import java.io.FileOutputStream; import java.io.IOException; import com.lowagie.text.DocumentException; import com.lowagie.text.pdf.PdfName; import com.lowagie.text.pdf.PdfNumber; import com.lowagie.text.pdf.PdfReader; import com.lowagie.text.pdf.PdfStamper; import com.lowagie.text.pdf.PdfWriter; public class ChangeViewerPreferences { public static final String RESOURCE = "resources/questions/pdfs/hello.pdf"; public static final String RESULT = "results/questions/stamppages/world.pdf"; public static void main(String[] args) throws IOException, DocumentException { PdfReader reader = new PdfReader(RESOURCE); PdfStamper stamper = new PdfStamper(reader, new FileOutputStream(RESULT)); stamper.setViewerPreferences(PdfWriter.PageModeUseThumbs); stamper.addViewerPreference(PdfName.NUMCOPIES, new PdfNumber(5)); stamper.close(); } }