iText in Action: Chapter 5: Table, cell, and page events

part1.chapter05.MovieCountries1

If you compile and execute this example, you'll get the following result:

You can download the full source code of MovieCountries1, or read it here:

/*
 * This class is part of the book "iText in Action - 2nd Edition"
 * written by Bruno Lowagie (ISBN: 9781935182610)
 * For more info, go to: http://itextpdf.com/examples/
 * This example only works with the AGPL version of iText.
 */
 
package part1.chapter05;
 
import java.io.FileOutputStream;
import java.io.IOException;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Statement;
import java.util.Set;
import java.util.TreeSet;
 
import com.lowagie.database.DatabaseConnection;
import com.lowagie.database.HsqldbConnection;
import com.lowagie.filmfestival.FilmFonts;
import com.lowagie.filmfestival.Movie;
import com.lowagie.filmfestival.MovieComparator;
import com.lowagie.filmfestival.PojoFactory;
import com.lowagie.filmfestival.PojoToElementFactory;
import com.itextpdf.text.Document;
import com.itextpdf.text.DocumentException;
import com.itextpdf.text.Element;
import com.itextpdf.text.ExceptionConverter;
import com.itextpdf.text.Image;
import com.itextpdf.text.PageSize;
import com.itextpdf.text.Paragraph;
import com.itextpdf.text.Phrase;
import com.itextpdf.text.Rectangle;
import com.itextpdf.text.pdf.ColumnText;
import com.itextpdf.text.pdf.PdfPCell;
import com.itextpdf.text.pdf.PdfPTable;
import com.itextpdf.text.pdf.PdfPageEventHelper;
import com.itextpdf.text.pdf.PdfTemplate;
import com.itextpdf.text.pdf.PdfWriter;
 
public class MovieCountries1 {
 
    /** The resulting PDF file. */
    public static final String RESULT
        = "results/part1/chapter05/movie_countries1.pdf";
 
    /**
     * Inner class to add a table as header.
     */
    class TableHeader extends PdfPageEventHelper {
        /** The header text. */
        String header;
        /** The template with the total number of pages. */
        PdfTemplate total;
 
        /**
         * Allows us to change the content of the header.
         * @param header The new header String
         */
        public void setHeader(String header) {
            this.header = header;
        }
 
        /**
         * Creates the PdfTemplate that will hold the total number of pages.
         * @see com.itextpdf.text.pdf.PdfPageEventHelper#onOpenDocument(
         *      com.itextpdf.text.pdf.PdfWriter, com.itextpdf.text.Document)
         */
        public void onOpenDocument(PdfWriter writer, Document document) {
            total = writer.getDirectContent().createTemplate(30, 16);
        }
 
        /**
         * Adds a header to every page
         * @see com.itextpdf.text.pdf.PdfPageEventHelper#onEndPage(
         *      com.itextpdf.text.pdf.PdfWriter, com.itextpdf.text.Document)
         */
        public void onEndPage(PdfWriter writer, Document document) {
            PdfPTable table = new PdfPTable(3);
            try {
                table.setWidths(new int[]{24, 24, 2});
                table.setTotalWidth(527);
                table.setLockedWidth(true);
                table.getDefaultCell().setFixedHeight(20);
                table.getDefaultCell().setBorder(Rectangle.BOTTOM);
                table.addCell(header);
                table.getDefaultCell().setHorizontalAlignment(Element.ALIGN_RIGHT);
                table.addCell(String.format("Page %d of", writer.getPageNumber()));
                PdfPCell cell = new PdfPCell(Image.getInstance(total));
                cell.setBorder(Rectangle.BOTTOM);
                table.addCell(cell);
                table.writeSelectedRows(0, -1, 34, 803, writer.getDirectContent());
            }
            catch(DocumentException de) {
                throw new ExceptionConverter(de);
            }
        }
 
        /**
         * Fills out the total number of pages before the document is closed.
         * @see com.itextpdf.text.pdf.PdfPageEventHelper#onCloseDocument(
         *      com.itextpdf.text.pdf.PdfWriter, com.itextpdf.text.Document)
         */
        public void onCloseDocument(PdfWriter writer, Document document) {
            ColumnText.showTextAligned(total, Element.ALIGN_LEFT,
                    new Phrase(String.valueOf(writer.getPageNumber() - 1)),
                    2, 2, 0);
        }
    }
 
    /**
     * Creates a PDF document.
     * @param filename the path to the new PDF document
     * @throws    DocumentException 
     * @throws    IOException
     * @throws    SQLException
     */
    public void createPdf(String filename)
        throws IOException, DocumentException, SQLException {
        // Create a database connection
    	DatabaseConnection connection = new HsqldbConnection("filmfestival");
        // step 1
        Document document = new Document(PageSize.A4, 36, 36, 54, 36);
        // step 2
        PdfWriter writer = PdfWriter.getInstance(document, new FileOutputStream(RESULT));
        TableHeader event = new TableHeader();
        writer.setPageEvent(event);
        // step 3
        document.open();
        // step 4
        Statement stm = connection.createStatement();
        ResultSet rs = stm.executeQuery(
            "SELECT country, id FROM film_country ORDER BY country");
        while (rs.next()) {
            event.setHeader(rs.getString("country"));
            Set<Movie> movies = 
                new TreeSet<Movie>(new MovieComparator(MovieComparator.BY_YEAR));
            movies.addAll(PojoFactory.getMovies(connection, rs.getString("id")));
            for(Movie movie : movies) {
                document.add(new Paragraph(movie.getMovieTitle(), FilmFonts.BOLD));
                if (movie.getOriginalTitle() != null)
                    document.add(new Paragraph(movie.getOriginalTitle(), FilmFonts.ITALIC));
                document.add(new Paragraph(
                    String.format("Year: %d; run length: %d minutes",
                        movie.getYear(), movie.getDuration()), FilmFonts.NORMAL));
                document.add(PojoToElementFactory.getDirectorList(movie));
            }
            document.newPage();
        }
        // step 4
        document.close();
        // close the database connection
        connection.close();
    }
 
    /**
     * Main method.
     *
     * @param    args    no arguments needed
     * @throws DocumentException 
     * @throws IOException 
     * @throws SQLException
     */
    public static void main(String[] args)
        throws IOException, DocumentException, SQLException {
        new MovieCountries1().createPdf(RESULT);
    }
}
 
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The MovieCountries1 example is part of the book iText in Action (ISBN 9781935182610).

It's a small standalone application. You can use this example for inspiration, but please read the book if there's something you don't understand about the example. You'll find more info in Chapter 5. Note that this example depends on DatabaseConnection, HsqldbConnection, Movie, PojoFactory, FilmFonts, PojoToElementFactory, MovieComparator, and maybe some other examples.

Keywords for this example: Header / footer, Page events, PdfPTable, PdfTemplate, writeSelectedRows method, Page events > onCloseDocument, Page events > onEndPage, Page events > onOpenDocument, Page numbers > page X of Y, PdfPTable > at absolute position

If you want this example to work, you need the following jars: iText.jar, hsqldb.jar

This example uses the following resources: filmfestival.script.

This example is used as a helper class for: MovieCountries2