Example usage for com.itextpdf.text.pdf PdfWriter getInstance

List of usage examples for com.itextpdf.text.pdf PdfWriter getInstance

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Introduction

In this page you can find the example usage for com.itextpdf.text.pdf PdfWriter getInstance.

Prototype


public static PdfWriter getInstance(final Document document, final OutputStream os) throws DocumentException

Source Link

Document

Use this method to get an instance of the PdfWriter.

Usage

From source file:com.maxl.java.amikodesk.SaveBasket.java

License:Open Source License

public void generatePdf(Author author, String filename, String type) {
    // A4: 8.267in x 11.692in => 595.224units x 841.824units (72units/inch)

    // marginLeft, marginRight, marginTop, marginBottom
    Document document = new Document(PageSize.A4, 50, 50, 80, 50);
    try {/*from w ww  . j av  a  2 s . c  o m*/
        if (m_shopping_basket.size() > 0) {
            PdfWriter writer = PdfWriter.getInstance(document, new FileOutputStream(filename));
            writer.setBoxSize("art", new Rectangle(50, 50, 560, 790));

            HeaderFooter event = new HeaderFooter();
            writer.setPageEvent(event);

            document.open();

            PdfContentByte cb = writer.getDirectContent();

            document.addAuthor("ywesee GmbH");
            document.addCreator("AmiKo for Windows");
            document.addCreationDate();

            // Logo
            String logoImageStr = m_prefs.get(LogoImageID, Constants.IMG_FOLDER + "empty_logo.png");
            File logoFile = new File(logoImageStr);
            if (!logoFile.exists())
                logoImageStr = Constants.IMG_FOLDER + "empty_logo.png";

            Image logo = Image.getInstance(logoImageStr);
            logo.scalePercent(30);
            logo.setAlignment(Rectangle.ALIGN_RIGHT);
            document.add(logo);
            document.add(Chunk.NEWLINE);

            // Bestelladresse
            // --> String bestellAdrStr = m_prefs.get(BestellAdresseID, m_rb.getString("noaddress1")); 
            String bestellAdrStr = getAddressAsString(BestellAdresseID);
            Paragraph p = new Paragraph(12);
            // p.setIndentationLeft(60);
            p.add(new Chunk(bestellAdrStr, font_norm_10));
            document.add(p);
            document.add(Chunk.NEWLINE);

            // Title
            p = new Paragraph(m_rb.getString("order"), font_bold_16);
            document.add(p);

            // Date
            DateFormat dateFormat = new SimpleDateFormat("dd.MM.yyyy HH:mm:ss");
            Date date = new Date();
            p = new Paragraph(m_rb.getString("date") + ": " + dateFormat.format(date), font_bold_10);
            p.setSpacingAfter(20);
            document.add(p);

            // document.add(Chunk.NEWLINE);

            // Add addresses (Lieferadresse + Rechnungsadresse)
            /* --> OLD
            String lieferAdrStr = m_prefs.get(LieferAdresseID, m_rb.getString("noaddress2"));
            String rechnungsAdrStr = m_prefs.get(RechnungsAdresseID, m_rb.getString("noaddress3"));              
            */
            // --> NEW
            String lieferAdrStr = getAddressAsString(LieferAdresseID);
            String rechnungsAdrStr = getAddressAsString(RechnungsAdresseID);

            PdfPTable addressTable = new PdfPTable(new float[] { 1, 1 });
            addressTable.setWidthPercentage(100f);
            addressTable.getDefaultCell().setPadding(5);
            addressTable.setSpacingAfter(5f);
            addressTable.addCell(getStringCell(m_rb.getString("shipaddress"), font_bold_10, PdfPCell.NO_BORDER,
                    Element.ALIGN_MIDDLE, 1));
            addressTable.addCell(getStringCell(m_rb.getString("billaddress"), font_bold_10, PdfPCell.NO_BORDER,
                    Element.ALIGN_MIDDLE, 1));
            addressTable.addCell(
                    getStringCell(lieferAdrStr, font_norm_10, PdfPCell.NO_BORDER, Element.ALIGN_MIDDLE, 1));
            addressTable.addCell(
                    getStringCell(rechnungsAdrStr, font_norm_10, PdfPCell.NO_BORDER, Element.ALIGN_MIDDLE, 1));
            document.add(addressTable);

            document.add(Chunk.NEWLINE);

            // Add shopping basket
            if (type.equals("specific"))
                document.add(getShoppingBasketForAuthor(author, cb));
            else if (type.equals("all"))
                document.add(getFullShoppingBasket(cb, "all"));
            else if (type.equals("rest"))
                document.add(getFullShoppingBasket(cb, "rest"));
            LineSeparator separator = new LineSeparator();
            document.add(separator);
        }
    } catch (IOException e) {

    } catch (DocumentException e) {

    }

    document.close();
    // System.out.println("Saved PDF to " + filename);
}

From source file:com.microware.intrahealth.Createpdf2.java

@SuppressLint("SdCardPath")
public boolean write(Context context, String fname, String[] Header, ArrayList<HashMap<String, String>> data,
        String[] Page2, int Flag) throws Exception {
    try {//from  www  .j  av  a 2 s  .  c  om
        //           file = new File(Environment.getExternalStorageDirectory()+IIHSPdf+ "/"+fname+".pdf");

        this.context = context;
        g = (Global) context.getApplicationContext();
        BaseFont urName = BaseFont.createFont("assets/FreeSans.ttf", BaseFont.IDENTITY_H, BaseFont.EMBEDDED);
        urFontName = new Font(urName, 12);
        urName1 = FontFactory.getFont("assets/mangal.ttf", BaseFont.IDENTITY_H, BaseFont.EMBEDDED);
        // urFontName = new Font(urName, 12);
        sHeader[0] = context.getResources().getString(R.string.hrpreport);
        sHeader[1] = context.getResources().getString(R.string.anmname) + " " + g.getsGlobalANMName() + " "
                + context.getResources().getString(R.string.distname);
        sHeader[2] = context.getResources().getString(R.string.Identificationcode);
        sHeader2[0] = context.getResources().getString(R.string.Identificationcode1);
        sHeader2[1] = context.getResources().getString(R.string.totalhrp);
        sHeader2[2] = context.getResources().getString(R.string.totalcheckup);
        sHeader2[3] = context.getResources().getString(R.string.anmsign);
        catFont2 = new Font(Font.FontFamily.TIMES_ROMAN, 16, Font.BOLD, new BaseColor(0, 85, 133));

        if (Flag == 2) {

            catFont = new Font(urName, 16, Font.BOLD);
            catFont1 = new Font(urName, 16, Font.BOLD, new BaseColor(0, 85, 133));
            subFont = new Font(urName, 14);
            smallBold = new Font(urName, 12, Font.BOLD, BaseColor.WHITE);
        } else {

            catFont = new Font(Font.FontFamily.TIMES_ROMAN, 16, Font.BOLD);
            catFont1 = new Font(Font.FontFamily.TIMES_ROMAN, 16, Font.BOLD, new BaseColor(0, 85, 133));
            subFont = new Font(Font.FontFamily.TIMES_ROMAN, 14);
            smallBold = new Font(Font.FontFamily.TIMES_ROMAN, 12, Font.BOLD, BaseColor.WHITE);
        }

        String fpath = "/sdcard/msakhi/Pdf";
        File path = new File(fpath);
        File file = new File(path, fname + ".pdf");

        if (!path.exists()) {
            path.mkdirs();
            if (!file.exists()) {
                file.createNewFile();
            }
        } else {
            if (!file.exists()) {
                file.createNewFile();
            }
        }

        //         Font bfBold12 = new Font(Font.FontFamily.TIMES_ROMAN, 12, Font.BOLD, new BaseColor(0, 0, 0));
        //         Font bf12 = new Font(Font.FontFamily.TIMES_ROMAN, 12);

        Document document = new Document(A4.rotate());

        PdfWriter.getInstance(document, new FileOutputStream(file.getAbsoluteFile()));

        document.open();
        //         addMetaData(document);
        //          addTitlePage(document);
        addContent(document, Header, data, sHeader2, Flag);
        document.close();
        return true;
    } catch (IOException e) {
        e.printStackTrace();
        return false;
    } catch (DocumentException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
        return false;
    }
}

From source file:com.microware.intrahealth.Createpdfall.java

@SuppressLint("SdCardPath")
public boolean write(String fname, String[] Header1, String[] Page1, String[] Page1Value, String heading1,
        String Page1Remark,/* ww  w  . j a  v  a  2s .  com*/

        String[] Header2, String[] Page2_1, String[] Page2_1source, String[] Page2_1value, String[] Page2_2,
        String[] Page2_2source, String[] Page2_2value, String[] Page2_3, String[] Page2_3source,
        String[] Page2_3value, String heading2, String heading3, String heading4, String heading5,
        String Remark2Value,

        String[] Header3, String[] Page31, String[] Page3Census1, String[] Page3Value1, String[] Page32,
        String[] Page3Census2, String[] Page3Value2, String heading6, String heading7, String heading8,
        String Page3Remark,

        String[] Header4, String[] Page4_1, String[] Page4Value1, String[] Page4_2, String[] Page4Value2,
        String[] Page4_3, String[] Page4Value3, String heading9, String heading10, String heading11,
        String heading12, String Page4Remark1, String Page4Remark3,

        String[] Header5, String[] Page5Value1, String[] Page5Value2, String[] Page5Value3,
        String[] Page5Value4, String[] Page5_2, String[] Page5Value5, String[] Page5_3, String[] Page5Value6,
        String text5, String value5, String heading13, String heading14, String heading15, String Page5Remark1,
        String Page5Remark2,

        String[] Header6, String[] Page6Value1, String[] Page6Value2, String[] Page6Value3,
        String[] Page6Value4, String text6, String value6, String heading16,

        String[] Header7_1, String[] Page7Value1, String[] Page7Value2, String[] Page7Value3,
        String[] Page7Value4, String[] Page7Value5, String[] Header7_2, String[] Page7Value6,
        String[] Page7Value7, String[] Page7Value8, String[] Page7Value9, String[] Page7Value10,
        String[] Page7Value11, String text7_1, String value7_1, String text7_2, String value7_2,
        String heading17, String heading18, String heading19, String pdf1, String pdf2, int Flag)
        throws Exception {
    try {
        //           file = new File(Environment.getExternalStorageDirectory()+IIHSPdf+ "/"+fname+".pdf");

        BaseFont urName = BaseFont.createFont("assets/baamini.ttf", BaseFont.IDENTITY_H, BaseFont.EMBEDDED);
        urFontName = new Font(urName, 12);

        catFont2 = new Font(Font.FontFamily.TIMES_ROMAN, 16, Font.BOLD, new BaseColor(0, 85, 133));

        if (Flag == 2) {

            catFont = new Font(urName, 16, Font.BOLD);
            catFont1 = new Font(urName, 16, Font.BOLD, new BaseColor(0, 85, 133));
            subFont = new Font(urName, 14);
            smallBold = new Font(urName, 12, Font.BOLD, BaseColor.WHITE);
        } else {

            catFont = new Font(Font.FontFamily.TIMES_ROMAN, 16, Font.BOLD);
            catFont1 = new Font(Font.FontFamily.TIMES_ROMAN, 16, Font.BOLD, new BaseColor(0, 85, 133));
            subFont = new Font(Font.FontFamily.TIMES_ROMAN, 14);
            smallBold = new Font(Font.FontFamily.TIMES_ROMAN, 12, Font.BOLD, BaseColor.WHITE);
        }

        String fpath = "/sdcard/IIHS/Pdfs";
        File path = new File(fpath);
        File file = new File(path, fname + ".pdf");

        if (!path.exists()) {
            path.mkdirs();
            if (!file.exists()) {
                file.createNewFile();
            }
        } else {
            if (!file.exists()) {
                file.createNewFile();
            }
        }

        //         Font bfBold12 = new Font(Font.FontFamily.TIMES_ROMAN, 12, Font.BOLD, new BaseColor(0, 0, 0));
        //         Font bf12 = new Font(Font.FontFamily.TIMES_ROMAN, 12);

        Document document = new Document();

        PdfWriter.getInstance(document, new FileOutputStream(file.getAbsoluteFile()));

        document.open();
        //         addMetaData(document);
        //          addTitlePage(document);
        addContent(document, Header1, Page1, Page1Value, heading1, Page1Remark,

                Header2, Page2_1, Page2_1source, Page2_1value, Page2_2, Page2_2source, Page2_2value, Page2_3,
                Page2_3source, Page2_3value, heading2, heading3, heading4, heading5, Remark2Value,

                Header3, Page31, Page3Census1, Page3Value1, Page32, Page3Census2, Page3Value2, heading6,
                heading7, heading8, Page3Remark,

                Header4, Page4_1, Page4Value1, Page4_2, Page4Value2, Page4_3, Page4Value3, heading9, heading10,
                heading11, heading12, Page4Remark1, Page4Remark3,

                Header5, Page5Value1, Page5Value2, Page5Value3, Page5Value4, Page5_2, Page5Value5, Page5_3,
                Page5Value6, text5, value5, heading13, heading14, heading15, Page5Remark1, Page5Remark2,

                Header6, Page6Value1, Page6Value2, Page6Value3, Page6Value4, text6, value6, heading16,

                Header7_1, Page7Value1, Page7Value2, Page7Value3, Page7Value4, Page7Value5, Header7_2,
                Page7Value6, Page7Value7, Page7Value8, Page7Value9, Page7Value10, Page7Value11, text7_1,
                value7_1, text7_2, value7_2, heading17, heading18, heading19, pdf1, pdf2, Flag);
        document.close();
        return true;
    } catch (IOException e) {
        e.printStackTrace();
        return false;
    } catch (DocumentException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
        return false;
    }
}

From source file:com.mim.controllers.HomeCtrl.java

public String buildReport() {

    System.out.println("orden No. " + ordenId);

    FacesContext context = FacesContext.getCurrentInstance();
    HttpServletResponse response = (HttpServletResponse) context.getExternalContext().getResponse();
    //response.setContentType("application/pdf");
    //response.setHeader("Content-disposition", "inline=filename=file.pdf");

    // Get the text that will be added to the PDF
    current = ordenFacade.find(Integer.parseInt(ordenId));
    System.out.println("equipo: " + current.getEquipoIdequipo().getLugarIdlugar().getNombre());
    // step 1/*w  w  w  .j  ava 2  s . co  m*/
    Document document = new Document(new Rectangle(800, 700), 7f, 7f, 50f, 7f);

    if (ordenId.equals("n/a")) {
        current.setNumeroOrden(current.getActividad());
    }

    equipo = current.getEquipoIdequipo();
    Lugar lugar = equipo.getLugarIdlugar();

    //PdfWriter.getInstance(document, new FileOutputStream(orden.getNumeroOrden() + ".pdf"));
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    try {
        PdfWriter.getInstance(document, baos);

        document.open();
        ordenReport(document, lugar);
        //document.add(new Paragraph("dsadasdas"));
        document.close();

        // step 2
        // setting some response headers
        response.setHeader("Content-disposition", "attachment; filename=" + current.getNumeroOrden() + ".pdf");// esto hizo que fuera descarga directa
        //response.setHeader("Expires", "0");
        //response.setHeader("Cache-Control",
        //        "must-revalidate, post-check=0, pre-check=0");
        //response.setHeader("Pragma", "public");
        // setting the content type
        response.setContentType("application/pdf");
        // the contentlength
        response.setContentLength(baos.size());
        try ( // write ByteArrayOutputStream to the ServletOutputStream
                OutputStream os = response.getOutputStream()) {
            baos.writeTo(os);
            os.flush();
        }
    } catch (DocumentException | IOException ex) {
        Logger.getLogger(HomeCtrl.class.getName()).log(Level.SEVERE, null, ex);
    }

    context.responseComplete();
    return null;

}

From source file:com.mim.controllers.OrdenCtrl.java

public String buildReport() {

    System.out.println("orden No. " + ordenId);

    FacesContext context = FacesContext.getCurrentInstance();
    HttpServletResponse response = (HttpServletResponse) context.getExternalContext().getResponse();
    //response.setContentType("application/pdf");
    //response.setHeader("Content-disposition", "inline=filename=file.pdf");

    // Get the text that will be added to the PDF
    current = ordenFacade.find(Integer.parseInt(ordenId));
    System.out.println("lugar equipo: " + current.getEquipoIdequipo().getLugarIdlugar().getNombre());
    // step 1/*from   www .  j  a  v  a  2 s  .  c  om*/
    Document document = new Document(new Rectangle(800, 700), 7f, 7f, 50f, 7f);

    if (ordenId.equals("n/a")) {
        current.setNumeroOrden(current.getActividad());
    }

    equipo = current.getEquipoIdequipo();
    Lugar lugar = equipo.getLugarIdlugar();

    //PdfWriter.getInstance(document, new FileOutputStream(orden.getNumeroOrden() + ".pdf"));
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    try {
        PdfWriter.getInstance(document, baos);

        document.open();
        ordenReport(document, lugar);
        //document.add(new Paragraph("dsadasdas"));
        document.close();

        // step 2
        // setting some response headers
        response.setHeader("Content-disposition", "attachment; filename=" + current.getNumeroOrden() + ".pdf");// esto hizo que fuera descarga directa
        //response.setHeader("Expires", "0");
        //response.setHeader("Cache-Control",
        //        "must-revalidate, post-check=0, pre-check=0");
        //response.setHeader("Pragma", "public");
        // setting the content type
        response.setContentType("application/pdf");
        // the contentlength
        response.setContentLength(baos.size());
        try ( // write ByteArrayOutputStream to the ServletOutputStream
                OutputStream os = response.getOutputStream()) {
            baos.writeTo(os);
            os.flush();
        }
    } catch (DocumentException | IOException ex) {
        Logger.getLogger(HomeCtrl.class.getName()).log(Level.SEVERE, null, ex);
    }

    context.responseComplete();
    return null;

}

From source file:com.mim.servlet.ReportGen.java

public String buildReport(HttpServletResponse response) {

    System.out.println("orden No. " + ordenId);

    FacesContext context = FacesContext.getCurrentInstance();

    //response.setContentType("application/pdf");
    //response.setHeader("Content-disposition", "inline=filename=file.pdf");

    // Get the text that will be added to the PDF
    current = ordenFacade.find(Integer.parseInt(ordenId));
    System.out.println("equipo: " + current.getEquipoIdequipo().getLugarIdlugar().getNombre());
    // step 1//ww w .  j  a va2  s  .c o  m
    Document document = new Document(new Rectangle(800, 700), 7f, 7f, 50f, 7f);

    if (ordenId.equals("n/a")) {
        current.setNumeroOrden(current.getActividad());
    }

    equipo = current.getEquipoIdequipo();
    Lugar lugar = equipo.getLugarIdlugar();

    //PdfWriter.getInstance(document, new FileOutputStream(orden.getNumeroOrden() + ".pdf"));
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    try {
        PdfWriter.getInstance(document, baos);

        document.open();
        ordenReport(document, lugar);
        //document.add(new Paragraph("dsadasdas"));
        document.close();

        // step 2
        // setting some response headers
        response.setHeader("Content-disposition", "attachment; filename=" + current.getNumeroOrden() + ".pdf");// esto hizo que fuera descarga directa
        //response.setHeader("Expires", "0");
        //response.setHeader("Cache-Control",
        //        "must-revalidate, post-check=0, pre-check=0");
        //response.setHeader("Pragma", "public");
        // setting the content type
        response.setContentType("application/pdf");
        // the contentlength
        response.setContentLength(baos.size());
        try ( // write ByteArrayOutputStream to the ServletOutputStream
                OutputStream os = response.getOutputStream()) {
            baos.writeTo(os);
            os.flush();
        }
    } catch (DocumentException | IOException ex) {
        Logger.getLogger(HomeCtrl.class.getName()).log(Level.SEVERE, null, ex);
    }

    context.responseComplete();
    return null;

}

From source file:com.miraflorescarwash.controller.PdfController.java

@RequestMapping(value = "/cliente.html", method = RequestMethod.GET)
public void doGetPdfCliente(@RequestParam("id") Long id, HttpServletResponse response) {
    Cliente cliente;//from  www  . j  a  va 2  s .  c  o m
    ByteArrayOutputStream baos;
    Document document;
    OutputStream os;

    cliente = clienteService.findById(id);
    if (cliente != null) {
        clienteService.iniciarRelacionesLazy(cliente);
        try {
            document = new Document(PageSize.A4);
            baos = new ByteArrayOutputStream();
            PdfWriter.getInstance(document, baos);
            //                document.open();
            // Escribimos
            crearPdfCliente(document, cliente);
            // Cerramos
            //                document.close();
            //No cerrar ni abrir porque se hace en el metodo arriba

            // Hay que configurar las cabeceras para que
            //el navegador detecte que es un <strong>PDF</strong>
            response.setHeader("Expires", "0");
            response.setHeader("Cache-Control", "must-revalidate, post-check=0, pre-check=0");
            response.setHeader("Pragma", "public");
            // Configuramos el content type
            response.setContentType("application/pdf");
            // Tamao
            response.setContentLength(baos.size());
            // Esccribir el ByteArrayOutputStream a el ServletOutputStream
            os = response.getOutputStream();
            baos.writeTo(os);
            os.flush();
            os.close();
        } catch (DocumentException | IOException ex) {
            Logger.getLogger(PdfController.class.getName()).log(Level.SEVERE, null, ex);
        }
    }
}

From source file:com.miraflorescarwash.controller.PdfController.java

@RequestMapping(value = "/credito.html", method = RequestMethod.GET)
public void doGetPdfClienteCredito(@RequestParam("id") Long id, HttpServletResponse response) {
    List<CreditoDisponibleCliente> reporteCredito;
    ByteArrayOutputStream baos;//from   w  w  w .  j  av  a2s .c  o m
    Document document;
    OutputStream os;

    reporteCredito = clienteService.verCreditoDisponible(id);
    if (reporteCredito != null) {
        try {
            document = new Document(PageSize.A4);
            baos = new ByteArrayOutputStream();
            PdfWriter.getInstance(document, baos);
            // Escribimos
            crearPdfClienteCreditoDisponible(document, reporteCredito);
            // Cerramos
            // Hay que configurar las cabeceras para que
            //el navegador detecte que es un <strong>PDF</strong>
            response.setHeader("Expires", "0");
            response.setHeader("Cache-Control", "must-revalidate, post-check=0, pre-check=0");
            response.setHeader("Pragma", "public");
            // Configuramos el content type
            response.setContentType("application/pdf");
            // Tamao
            response.setContentLength(baos.size());
            // Escribir el ByteArrayOutputStream a el ServletOutputStream
            os = response.getOutputStream();
            baos.writeTo(os);
            os.flush();
            os.close();
        } catch (DocumentException | IOException ex) {
            Logger.getLogger(PdfController.class.getName()).log(Level.SEVERE, null, ex);
        }
    }
}

From source file:com.miraflorescarwash.controller.PdfController.java

@RequestMapping(value = "/combos.html", method = RequestMethod.GET)
public void doGetPdfCombos(HttpServletResponse response) {
    List<ComboPorModelo> combos;
    ByteArrayOutputStream baos;//  w w  w  . ja v a  2 s  . c  om
    Document document;
    OutputStream os;
    combos = comboPorModeloService.findAll();
    if (combos != null) {
        try {
            document = new Document(PageSize.A4);
            baos = new ByteArrayOutputStream();
            PdfWriter.getInstance(document, baos);
            // Escribimos
            crearPdfCombos(document, combos);
            // Cerramos
            // Hay que configurar las cabeceras para que
            //el navegador detecte que es un <strong>PDF</strong>
            response.setHeader("Expires", "0");
            response.setHeader("Cache-Control", "must-revalidate, post-check=0, pre-check=0");
            response.setHeader("Pragma", "public");
            // Configuramos el content type
            response.setContentType("application/pdf");
            // Tamao
            response.setContentLength(baos.size());
            // Escribir el ByteArrayOutputStream a el ServletOutputStream
            os = response.getOutputStream();
            baos.writeTo(os);
            os.flush();
            os.close();
        } catch (DocumentException | IOException ex) {
            Logger.getLogger(PdfController.class.getName()).log(Level.SEVERE, null, ex);
        }
    }
}

From source file:com.miraflorescarwash.controller.PdfController.java

@RequestMapping(value = "/combosReporte.html", method = RequestMethod.GET)
public void doGetPdfCombosReporte(HttpServletResponse response) {
    PdfWriter writer;/*from ww  w  .  j  a v a2s  .  co  m*/
    List<ComboReporte> combos;
    ByteArrayOutputStream baos;
    Document document;
    OutputStream os;

    combos = comboService.ComboReporte();
    if (combos != null) {
        //            clienteService.iniciarRelacionesLazy(cliente);
        try {
            document = new Document(PageSize.A4);
            baos = new ByteArrayOutputStream();
            writer = PdfWriter.getInstance(document, baos);
            crearPdfCombosReporte(document, combos, writer);
            // Cerramos
            // Hay que configurar las cabeceras para que
            //el navegador detecte que es un <strong>PDF</strong>
            response.setHeader("Expires", "0");
            response.setHeader("Cache-Control", "must-revalidate, post-check=0, pre-check=0");
            response.setHeader("Pragma", "public");
            // Configuramos el content type
            response.setContentType("application/pdf");
            // Tamao
            response.setContentLength(baos.size());
            // Escribir el ByteArrayOutputStream a el ServletOutputStream
            os = response.getOutputStream();
            baos.writeTo(os);
            os.flush();
            os.close();
        } catch (IOException | DocumentException ex) {
            Logger.getLogger(PdfController.class.getName()).log(Level.SEVERE, null, ex);
        }
    }
}