Java Code Examples for com.itextpdf.text.pdf.PdfWriter#getDirectContent()

PdfAnnotation createAnnotation(PdfWriter writer, Rectangle rect, String contents) throws DocumentException, IOException {
    PdfContentByte cb = writer.getDirectContent();
    PdfAppearance cs = cb.createAppearance(rect.getWidth(), rect.getHeight());

    cs.rectangle(0 , 0, rect.getWidth(), rect.getHeight());
    cs.fill();

    cs.setFontAndSize(BaseFont.createFont(BaseFont.HELVETICA, BaseFont.WINANSI, BaseFont.NOT_EMBEDDED), 12);                        
    cs.beginText();
    cs.setLeading(12 + 1.75f);
    cs.moveText(.75f, rect.getHeight() - 12 + .75f);
    cs.showText(contents);
    cs.endText();

    return PdfAnnotation.createFreeText(writer, rect, contents, cs);
}
 

/**
 * <a href="http://stackoverflow.com/questions/32162759/columntext-showtextaligned-vs-columntext-setsimplecolumn-top-alignment">
 * ColumnText.ShowTextAligned vs ColumnText.SetSimpleColumn Top Alignment
 * </a>
 * <p>
 * Indeed, the coordinates do not line up. The y coordinate of 
 * {@link ColumnText#showTextAligned(PdfContentByte, int, Phrase, float, float, float)}
 * denotes the baseline while {@link ColumnText#setSimpleColumn(Rectangle)} surrounds
 * the text to come.
 * </p>
 */
@Test
public void testShowTextAlignedVsSimpleColumnTopAlignment() throws DocumentException, IOException
{
    Document document = new Document(PageSize.A4);

    PdfWriter writer = PdfWriter.getInstance(document, new FileOutputStream(new File(RESULT_FOLDER, "ColumnTextTopAligned.pdf")));
    document.open();

    Font fontQouteItems = new Font(BaseFont.createFont(), 12);
    PdfContentByte canvas = writer.getDirectContent();

    // Item Number
    ColumnText.showTextAligned(canvas, Element.ALIGN_CENTER, new Phrase("36222-0", fontQouteItems), 60, 450, 0);

    // Estimated Qty
    ColumnText.showTextAligned(canvas, Element.ALIGN_CENTER, new Phrase("47", fontQouteItems), 143, 450, 0);

    // Item Description
    ColumnText ct = new ColumnText(canvas); // Uses a simple column box to provide proper text wrapping
    ct.setSimpleColumn(new Rectangle(193, 070, 390, 450));
    ct.setText(new Phrase("In-Situ : Poly Cable - 100'\nPoly vented rugged black gable 100ft\nThis is an additional description. It can wrap an extra line if it needs to so this text is long.", fontQouteItems));
    ct.go();

    document.close();
}
 

/**
 * Exports the specified JFreeChart to a PDF file using
 * <a href="http://itextpdf.com" target="_blank">iText</a>, bundled with
 * Fiji. The destination file is specified by the user in a save dialog
 * prompt. An error message is displayed if the file could not be saved.
 * Does nothing if {@code chart} is {@code null}.
 *
 * @param chart
 *            the <a href="http://javadoc.imagej.net/JFreeChart/" target=
 *            "_blank">JFreeChart </a> to export.
 * @param bounds
 *            the Rectangle delimiting the boundaries within which the chart
 *            should be drawn.
 * @see #exportChartAsPDF(JFreeChart, Rectangle)
 * @see #exportChartAsSVG(JFreeChart, Rectangle)
 * @see #exportChartAsSVG(JFreeChart, Rectangle, File)
 */
public static void exportChartAsPDF(final JFreeChart chart, final Rectangle bounds, final File f)
		throws FileNotFoundException, DocumentException {

	final int margin = 0; // page margins

	// Initialize writer
	final Document document = new Document(new com.itextpdf.text.Rectangle(bounds.width, bounds.height), margin,
			margin, margin, margin);
	final PdfWriter writer = PdfWriter.getInstance(document, new FileOutputStream(f));

	document.open();
	final PdfContentByte cb = writer.getDirectContent();
	final PdfTemplate tp = cb.createTemplate(bounds.width, bounds.height);

	// Draw the chart. Release resources upon completion
	final Graphics2D g2 = tp.createGraphics(bounds.width, bounds.height, new DefaultFontMapper());
	chart.draw(g2, bounds);
	g2.dispose();

	// Write to file
	cb.addTemplate(tp, 0, 0);

	document.close();
}
 

static byte[] createRotatedImagePdf() throws DocumentException, IOException
{
    ByteArrayOutputStream baos = new ByteArrayOutputStream();

    Document document = new Document();
    PdfWriter writer = PdfWriter.getInstance(document, baos);
    document.open();

    PdfContentByte directContent = writer.getDirectContent();

    BufferedImage bim = new BufferedImage(1000, 250, BufferedImage.TYPE_INT_RGB);
    Graphics2D g2d = bim.createGraphics();
    g2d.setColor(Color.BLUE);
    g2d.fillRect(0, 0, 500, 500);
    g2d.dispose();

    Image image = Image.getInstance(bim, null);
    directContent.addImage(image, 0, 500, -500, 0, 550, 50);

    document.close();

    return baos.toByteArray();
}
 

private static void createRectangle(PdfWriter writer, float x, float y, float width, float height, BaseColor color)
{
    float posX = Utilities.millimetersToPoints(x);
    float posY = Utilities.millimetersToPoints(y);

    float widthX = Utilities.millimetersToPoints(width + x);
    float heightY = Utilities.millimetersToPoints(height + y);

    Rectangle rectangle = new Rectangle(posX, posY, widthX, heightY);

    PdfContentByte canvas = writer.getDirectContent();
    rectangle.setBorder(Rectangle.BOX);
    rectangle.setBorderWidth(1);
    rectangle.setBorderColor(color);
    canvas.rectangle(rectangle);
}
 

/**
 * <a href="http://stackoverflow.com/questions/34681893/itextsharp-extra-space-between-lines">
 * iTextSharp: Extra space between lines
 * </a>
 * <p>
 * Indeed, the OP's {@link Phrase#setLeading(float, float)} calls are ignored.
 * The reason is that the op is working in text mode. Thus, he has to use
 * {@link ColumnText#setLeading(float, float)} instead, cf.
 * {@link #testLikeUser3208131Fixed()}.
 * </p>
 */
@Test
public void testLikeUser3208131() throws DocumentException, FileNotFoundException
{
    Document document = new Document();
    PdfWriter writer = PdfWriter.getInstance(document, new FileOutputStream(new File(RESULT_FOLDER, "interline-user3208131.pdf")));
    document.open();

    Font font = new Font(FontFamily.UNDEFINED, 4, Font.UNDEFINED, null);
    PdfContentByte cb = writer.getDirectContent();
    ColumnText ct = new ColumnText(cb);

    float gutter = 15;
    float colwidth = (document.getPageSize().getRight() - document.getPageSize().getLeft() - gutter) / 2;

    float[] left = { document.getPageSize().getLeft() + 133, document.getPageSize().getTop() - 35,
            document.getPageSize().getLeft() + 133, document.getPageSize().getBottom() };
    float[] right = { document.getPageSize().getLeft() + colwidth, document.getPageSize().getTop() - 35,
            document.getPageSize().getLeft() + colwidth, document.getPageSize().getBottom() };

    for (int i = 0; i < 3; i++)
    {
        Phrase Ps = new Phrase("Test " + i + "\n", font);
        Ps.setLeading(0.0f, 0.6f);
        ct.addText(Ps);
        ct.addText(Chunk.NEWLINE);
    }
    ct.setColumns(left, right);
    ct.go();

    document.close();
}
 

/**
 * <a href="http://stackoverflow.com/questions/34681893/itextsharp-extra-space-between-lines">
 * iTextSharp: Extra space between lines
 * </a>
 * <p>
 * Indeed, the OP's {@link Phrase#setLeading(float, float)} calls are ignored,
 * cf. {@link #testLikeUser3208131()}. The reason is that the op is working in
 * text mode. Thus, he has to use {@link ColumnText#setLeading(float, float)}
 * instead.
 * </p>
 */
@Test
public void testLikeUser3208131Fixed() throws DocumentException, FileNotFoundException
{
    Document document = new Document();
    PdfWriter writer = PdfWriter.getInstance(document, new FileOutputStream(new File(RESULT_FOLDER, "interline-user3208131-fixed.pdf")));
    document.open();

    Font font = new Font(FontFamily.UNDEFINED, 4, Font.UNDEFINED, null);
    PdfContentByte cb = writer.getDirectContent();
    ColumnText ct = new ColumnText(cb);

    float gutter = 15;
    float colwidth = (document.getPageSize().getRight() - document.getPageSize().getLeft() - gutter) / 2;

    float[] left = { document.getPageSize().getLeft() + 133, document.getPageSize().getTop() - 35,
            document.getPageSize().getLeft() + 133, document.getPageSize().getBottom() };
    float[] right = { document.getPageSize().getLeft() + colwidth, document.getPageSize().getTop() - 35,
            document.getPageSize().getLeft() + colwidth, document.getPageSize().getBottom() };

    ct.setLeading(0.0f, 0.3f);
    for (int i = 0; i < 3; i++)
    {
        Phrase Ps = new Phrase("Test " + i + "\n", font);
        ct.addText(Ps);
        ct.addText(Chunk.NEWLINE);
    }
    ct.setColumns(left, right);
    ct.go();

    document.close();
}
 

/**
 * This method saves a chart as a PDF with given dimensions
 *
 * @param chart
 * @param width
 * @param height
 * @param fileName is a full path
 */
public static void writeChartToPDF(JFreeChart chart, int width, int height, File fileName)
    throws Exception {
  PdfWriter writer = null;

  Document document = new Document(new Rectangle(width, height));

  try {
    writer = PdfWriter.getInstance(document, new FileOutputStream(fileName));
    document.open();
    PdfContentByte contentByte = writer.getDirectContent();
    PdfTemplate template = contentByte.createTemplate(width, height);
    Graphics2D graphics2d = template.createGraphics(width, height, new DefaultFontMapper());
    Rectangle2D rectangle2d = new Rectangle2D.Double(0, 0, width, height);

    chart.draw(graphics2d, rectangle2d);

    graphics2d.dispose();
    contentByte.addTemplate(template, 0, 0);

  } catch (Exception e) {
    e.printStackTrace();
    throw e;
  } finally {
    document.close();
  }
}
 

public void start() {
	try {
		this.document = new Document(new Rectangle(this.size.getWidth(), this.size.getHeight()) );
		PdfWriter writer = PdfWriter.getInstance(this.document, this.stream);
		this.document.open();
		this.cb = writer.getDirectContent();
	} catch(Throwable e){
		TGErrorManager.getInstance(this.context).handleError(e);
	}
}
 

static byte[] createSimplePatternPdf() throws DocumentException, IOException
{
    ByteArrayOutputStream baos = new ByteArrayOutputStream();

    Document document = new Document();
    PdfWriter writer = PdfWriter.getInstance(document, baos);
    document.open();

    PdfContentByte directContent = writer.getDirectContent();
    Rectangle pageSuze = document.getPageSize();
    
    PdfPatternPainter painter = directContent.createPattern(200, 150);
    painter.setColorStroke(BaseColor.GREEN);
    painter.beginText();
    painter.setTextRenderingMode(PdfPatternPainter.TEXT_RENDER_MODE_STROKE);
    painter.setTextMatrix(AffineTransform.getTranslateInstance(0, 50));
    painter.setFontAndSize(BaseFont.createFont(), 100);
    painter.showText("Test");
    painter.endText();

    directContent.setColorFill(new PatternColor(painter));
    directContent.rectangle(pageSuze.getLeft(), pageSuze.getBottom(), pageSuze.getWidth(), pageSuze.getHeight());
    directContent.fill();

    document.close();

    return baos.toByteArray();
}
 

static byte[] createClippingTextPdf() throws DocumentException, IOException
{
    ByteArrayOutputStream baos = new ByteArrayOutputStream();

    Document document = new Document();
    PdfWriter writer = PdfWriter.getInstance(document, baos);
    document.open();

    PdfContentByte directContent = writer.getDirectContent();
    directContent.beginText();
    directContent.setTextRenderingMode(PdfPatternPainter.TEXT_RENDER_MODE_CLIP);
    directContent.setTextMatrix(AffineTransform.getTranslateInstance(100, 400));
    directContent.setFontAndSize(BaseFont.createFont(), 100);
    directContent.showText("Test");
    directContent.endText();
    
    BufferedImage bim = new BufferedImage(500, 500, BufferedImage.TYPE_INT_RGB);
    Graphics2D g2d = bim.createGraphics();
    g2d.setColor(Color.BLUE);
    g2d.fillRect(0, 0, 500, 500);
    g2d.dispose();

    Image image = Image.getInstance(bim, null);
    directContent.addImage(image, 500, 0, 0, 599, 50, 50);
    document.close();

    return baos.toByteArray();
}
 

@Test
public void testSimple() throws FileNotFoundException, DocumentException
{
    Document document = new Document();
    PdfWriter writer = PdfWriter.getInstance(document, new FileOutputStream(new File(RESULT_FOLDER, "transparency.pdf")));
    writer.setCompressionLevel(0);
    document.open();
    PdfContentByte content = writer.getDirectContent();

    content.setRGBColorStroke(0, 255, 0);
    for (int y = 0; y <= 400; y+= 10)
    {
        content.moveTo(0, y);
        content.lineTo(500, y);
    }
    for (int x = 0; x <= 500; x+= 10)
    {
        content.moveTo(x, 0);
        content.lineTo(x, 400);
    }
    content.stroke();

    
    content.saveState();
    PdfGState state = new PdfGState();
    state.setFillOpacity(0.5f);
    content.setGState(state);
    content.setRGBColorFill(255, 0, 0);
    content.moveTo(162, 86);
    content.lineTo(162, 286);
    content.lineTo(362, 286);
    content.lineTo(362, 86);
    content.closePath();
    //content.fillStroke();
    content.fill();
    
    content.restoreState();

    document.close();
}
 

/**
 * Writes swing to pdf
 * 
 * @param panel
 * @param fileName
 * @throws DocumentException
 * @throws Exception
 */
public static void writeToPDF(JComponent panel, File fileName)
    throws IOException, DocumentException {
  // print the panel to pdf
  int width = panel.getWidth();
  int height = panel.getHeight();
  logger.info(
      () -> MessageFormat.format("Exporting panel to PDF file (width x height; {0} x {1}): {2}",
          width, height, fileName.getAbsolutePath()));
  Document document = new Document(new Rectangle(width, height));
  PdfWriter writer = null;
  try {
    writer = PdfWriter.getInstance(document, new FileOutputStream(fileName));
    document.open();
    PdfContentByte contentByte = writer.getDirectContent();
    PdfTemplate template = contentByte.createTemplate(width, height);
    Graphics2D g2 = new PdfGraphics2D(contentByte, width, height, new DefaultFontMapper());
    panel.print(g2);
    g2.dispose();
    contentByte.addTemplate(template, 0, 0);
    document.close();
    writer.close();
  } finally {
    if (document.isOpen()) {
      document.close();
    }
  }
}
 

/**
 * This method saves a chart as a PDF with given dimensions
 * 
 * @param chart
 * @param width
 * @param height
 * @param fileName is a full path
 */
public static void writeChartToPDF(JFreeChart chart, int width, int height, File fileName)
    throws Exception {
  PdfWriter writer = null;

  Document document = new Document(new Rectangle(width, height));

  try {
    writer = PdfWriter.getInstance(document, new FileOutputStream(fileName));
    document.open();
    PdfContentByte contentByte = writer.getDirectContent();
    PdfTemplate template = contentByte.createTemplate(width, height);
    Graphics2D graphics2d = template.createGraphics(width, height, new DefaultFontMapper());
    Rectangle2D rectangle2d = new Rectangle2D.Double(0, 0, width, height);

    chart.draw(graphics2d, rectangle2d);

    graphics2d.dispose();
    contentByte.addTemplate(template, 0, 0);

  } catch (Exception e) {
    e.printStackTrace();
    throw e;
  } finally {
    document.close();
  }
}
 

@Test
public void testComplex() throws FileNotFoundException, DocumentException
{
    Document document = new Document();
    PdfWriter writer = PdfWriter.getInstance(document, new FileOutputStream(new File(RESULT_FOLDER, "transparencyComplex.pdf")));
    writer.setCompressionLevel(0);
    document.open();
    PdfContentByte content = writer.getDirectContent();

    content.setRGBColorStroke(0, 255, 0);
    for (int y = 0; y <= 400; y+= 10)
    {
        content.moveTo(0, y);
        content.lineTo(500, y);
    }
    for (int x = 0; x <= 500; x+= 10)
    {
        content.moveTo(x, 0);
        content.lineTo(x, 400);
    }
    content.stroke();

    PdfTemplate template = content.createTemplate(500, 400);
    PdfTransparencyGroup group = new PdfTransparencyGroup();
    group.put(PdfName.CS, PdfName.DEVICEGRAY);
    group.setIsolated(false);
    group.setKnockout(false);
    template.setGroup(group);
    PdfShading radial = PdfShading.simpleRadial(writer, 262, 186, 10, 262, 186, 190, BaseColor.WHITE, BaseColor.BLACK, true, true);
    template.paintShading(radial);

    PdfDictionary mask = new PdfDictionary();
    mask.put(PdfName.TYPE, PdfName.MASK);
    mask.put(PdfName.S, new PdfName("Luminosity"));
    mask.put(new PdfName("G"), template.getIndirectReference());

    content.saveState();
    PdfGState state = new PdfGState();
    state.put(PdfName.SMASK, mask);
    content.setGState(state);
    content.setRGBColorFill(255, 0, 0);
    content.moveTo(162, 86);
    content.lineTo(162, 286);
    content.lineTo(362, 286);
    content.lineTo(362, 86);
    content.closePath();
    //content.fillStroke();
    content.fill();
    
    content.restoreState();

    document.close();
}
 

/**
 * <a href="http://stackoverflow.com/questions/39364197/how-to-rotate-around-the-image-center-by-itext">
 * How to rotate around the image center by itext?
 * </a>
 * <p>
 * This test draws an image at given coordinates without rotation and then again
 * as if that image was rotated around its center by some angle.
 * </p>
 */
@Test
public void testAddRotatedImage() throws IOException, DocumentException
{
    try (   FileOutputStream stream = new FileOutputStream(new File(RESULT_FOLDER, "rotatedImage.pdf"))    )
    {
        Document document = new Document();
        PdfWriter writer = PdfWriter.getInstance(document, stream);
        document.open();

        PdfContentByte contentByte = writer.getDirectContent();

        int x = 200;
        int y = 300;
        float rotate = (float) Math.PI / 3;

        try (InputStream imageStream = getClass().getResourceAsStream("/mkl/testarea/itext5/layer/Willi-1.jpg"))
        {
            Image image = Image.getInstance(IOUtils.toByteArray(imageStream));

            // Draw image at x,y without rotation
            contentByte.addImage(image, image.getWidth(), 0, 0, image.getHeight(), x, y);

            // Draw image as if the previous image was rotated around its center
            // Image starts out being 1x1 with origin in lower left
            // Move origin to center of image
            AffineTransform A = AffineTransform.getTranslateInstance(-0.5, -0.5);
            // Stretch it to its dimensions
            AffineTransform B = AffineTransform.getScaleInstance(image.getWidth(), image.getHeight());
            // Rotate it
            AffineTransform C = AffineTransform.getRotateInstance(rotate);
            // Move it to have the same center as above
            AffineTransform D = AffineTransform.getTranslateInstance(x + image.getWidth()/2, y + image.getHeight()/2);
            // Concatenate
            AffineTransform M = (AffineTransform) A.clone();
            M.preConcatenate(B);
            M.preConcatenate(C);
            M.preConcatenate(D);
            //Draw
            contentByte.addImage(image, M);
        }

        document.close();
    }
}
 

/**
 * Printout of each MusicFont character
 */
@Test
public void textPrintout ()
        throws Exception
{
    File file = new File("data/temp/" + MusicFont.FONT_NAME + ".pdf");
    try (FileOutputStream fos = new FileOutputStream(file)) {
        Rectangle rect = new Rectangle(pageWidth, pageHeight);
        int x = xMargin; // Cell left side
        int y = yMargin; // Cell top side
        int line = 0;
        Document document = new Document(rect);
        PdfWriter writer = PdfWriter.getInstance(document, fos);
        document.open();

        PdfContentByte cb = writer.getDirectContent();
        Graphics2D g = cb.createGraphics(pageWidth, pageHeight);
        MusicFont musicFont = new MusicFont(64, 0);
        Font stringFont = g.getFont().deriveFont(24f);
        Font infoFont = stringFont.deriveFont(15f);
        String frm = "x:%4.1f y:%4.1f w:%4.1f h:%4.1f";

        for (int i = 0; i < 256; i++) {
            BasicSymbol symbol = new BasicSymbol(false, i);
            TextLayout layout = symbol.layout(musicFont);

            if (i > 0) {
                // Compute x,y for current cell
                x = xMargin + (cellWidth * (i % itemsPerLine));

                if (x == xMargin) {
                    line++;

                    if (line >= linesPerPage) {
                        // New page
                        g.dispose();
                        document.setPageSize(rect);
                        document.newPage();
                        cb = writer.getDirectContent();
                        g = cb.createGraphics(pageWidth, pageHeight);
                        x = xMargin;
                        y = yMargin;
                        line = 0;
                    } else {
                        y = yMargin + (line * cellHeight);
                    }
                }
            }

            // Draw axes
            g.setColor(Color.PINK);
            g.drawLine(
                    x + (cellWidth / 4),
                    y + (cellHeight / 2),
                    (x + cellWidth) - (cellWidth / 4),
                    y + (cellHeight / 2));
            g.drawLine(
                    x + (cellWidth / 2),
                    y + (cellHeight / 4),
                    x + (cellWidth / 2),
                    (y + cellHeight) - (cellHeight / 4));

            // Draw number
            g.setFont(stringFont);
            g.setColor(Color.RED);
            g.drawString(Integer.toString(i), x + 10, y + 30);

            // Draw info
            Rectangle2D r = layout.getBounds();
            String info = String.format(
                    frm,
                    r.getX(),
                    r.getY(),
                    r.getWidth(),
                    r.getHeight());
            g.setFont(infoFont);
            g.setColor(Color.GRAY);
            g.drawString(info, x + 5, (y + cellHeight) - 5);

            // Draw cell rectangle
            g.setColor(Color.BLUE);
            g.drawRect(x, y, cellWidth, cellHeight);

            // Draw symbol
            g.setColor(Color.BLACK);
            layout.draw(g, x + (cellWidth / 2), y + (cellHeight / 2));
        }

        // This is the end...
        g.dispose();
        document.close();
    }
}
 

/**
 * <a href="http://stackoverflow.com/questions/34734669/define-background-color-and-transparency-of-link-annotation-in-pdf">
 * Define background color and transparency of link annotation in PDF
 * </a>
 * <p>
 * This test creates a link annotation with custom appearance. Adobe Reader chooses
 * to ignore it but other viewers use it. Interestingly Adobe Acrobat export-as-image
 * does use the custom appearance...
 * </p>
 */
@Test
public void testCreateLinkWithAppearance() throws IOException, DocumentException
{
    Document doc = new Document();
    PdfWriter writer = PdfWriter.getInstance(doc, new FileOutputStream(new File(RESULT_FOLDER, "custom-link.appearance.pdf")));
    writer.setCompressionLevel(0);
    doc.open();

    BaseFont baseFont = BaseFont.createFont();
    int fontSize = 15;
    doc.add(new Paragraph("Hello", new Font(baseFont, fontSize)));
    
    PdfContentByte content = writer.getDirectContent();
    
    String text = "Test";
    content.setFontAndSize(baseFont, fontSize);
    content.beginText();
    content.moveText(100, 500);
    content.showText(text);
    content.endText();
    
    Rectangle linkLocation = new Rectangle(95, 495 + baseFont.getDescentPoint(text, fontSize),
            105 + baseFont.getWidthPoint(text, fontSize), 505 + baseFont.getAscentPoint(text, fontSize));

    PdfAnnotation linkGreen = PdfAnnotation.createLink(writer, linkLocation, PdfName.HIGHLIGHT, "green" );
    PdfTemplate appearance = PdfTemplate.createTemplate(writer, linkLocation.getWidth(), linkLocation.getHeight());
    PdfGState state = new PdfGState();
    //state.FillOpacity = .3f;
    // IMPROVEMENT: Use blend mode Darken instead of transparency; you may also want to try Multiply.
    state.setBlendMode(new PdfName("Darken"));
    appearance.setGState(state);

    appearance.setColorFill(BaseColor.GREEN);
    appearance.rectangle(0, 0, linkLocation.getWidth(), linkLocation.getHeight());
    appearance.fill();
    linkGreen.setAppearance(PdfName.N, appearance);
    writer.addAnnotation(linkGreen);

    doc.open();
    doc.close();
}
 

/**
 * <a href="http://stackoverflow.com/questions/39529281/itext-table-inside-columntext-dont-keeptogether">
 * iText Table inside ColumnText don't keeptogether
 * </a>
 * <p>
 * The first two pages use code of the OP which does not work as desired.
 * The last page shows how the desired effect can be achieved.
 * </p>
 */
@Test
public void testKeepTogetherTableInColumnText() throws IOException, DocumentException
{
    File file = new File(RESULT_FOLDER, "keepTogetherTableInColumnText.pdf");
    OutputStream os = new FileOutputStream(file);

    Document document = new Document();
    PdfWriter writer = PdfWriter.getInstance(document, os);

    document.open();

    PdfContentByte canvas = writer.getDirectContent();

    printPage1(document, canvas);

    document.newPage();

    printPage2(document, canvas);

    document.newPage();

    printPage3(document, canvas);

    document.close();
    os.close();
}
 

@SuppressWarnings("deprecation")
public static void writeChartsToPDF(List<JFreeChart> charts, int width, int height, OutputStream outputStream, String hostname, Date date) {
	PdfWriter writer = null;

	Document document = new Document();

	
	try {
		
		writer = PdfWriter.getInstance(document, outputStream);
		writer.setPageEmpty(false);
		
		
		
		document.open();
		document.setPageSize(PageSize.A4);
		document.add(new Paragraph("Aggregates Report generated by " + hostname + " on " + date.toString()));
		document.newPage();
		writer.newPage();
		
		PdfContentByte contentByte = writer.getDirectContent();
		
		PdfTemplate template;
		Graphics2D graphics2d;
		
		
		int position = 0;
		Rectangle2D rectangle2d;
		
		
		for (JFreeChart chart : charts){
			LOG.debug("Writing chart to PDF");
			if (writer.getVerticalPosition(true)-height+(height*position) < 0){
				position = 0;
				document.newPage();
				writer.newPage();					
				
			}
			template = contentByte.createTemplate(width, height);
			graphics2d = template.createGraphics(width, height, new DefaultFontMapper());
			rectangle2d = new Rectangle2D.Double(0, 0, width, height);
			chart.draw(graphics2d, rectangle2d);
			graphics2d.dispose();

			
			contentByte.addTemplate(template, 38, writer.getVerticalPosition(true)-height+(height*position));
			position--;
			
			

		}

	} catch (Exception e) {
		e.printStackTrace();
	}
	document.close();
}