Example usage for com.itextpdf.text.pdf PdfStamper PdfStamper

List of usage examples for com.itextpdf.text.pdf PdfStamper PdfStamper

Introduction

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

Prototype

public PdfStamper(final PdfReader reader, final OutputStream os) throws DocumentException, IOException 

Source Link

Document

Starts the process of adding extra content to an existing PDF document.

Usage

From source file:om.edu.squ.squportal.portlet.tsurvey.dao.pdf.TeachingSurveyPdfImpl.java

License:Open Source License

/**
 * //  ww  w  .  j  a v  a2s  .  c om
 * method name  : getPdfSurveyAnalysis
 * @param object
 * @param semesterYear
 * @param questionByYear
 * @param questionSetNo
 * @param byos
 * @param inputStream
 * @param res
 * @return
 * @throws DocumentException
 * @throws IOException
 * TeachingSurveyPdfImpl
 * return type  : OutputStream
 * 
 * purpose      : Generate PDF content
 *
 * Date          :   Mar 28, 2016 7:21:04 PM
 */
public OutputStream getPdfSurveyAnalysis(Object object, String semesterYear, String questionByYear,
        int questionSetNo, ByteArrayOutputStream byos, InputStream inputStream, ResourceResponse res)
        throws DocumentException, IOException {

    Font font = FontFactory.getFont(FontFactory.TIMES_ROMAN, 10, BaseColor.BLACK);

    PdfReader pdfTemplate = new PdfReader(inputStream);
    PdfStamper pdfStamper = new PdfStamper(pdfTemplate, byos);
    Survey survey = (Survey) object;
    String sectionNos = "";
    String seatsTaken = "";
    DecimalFormat formatter = new DecimalFormat("###.##");

    String RIGHT = Constants.RIGHT;
    String CENTER = Constants.CENTER;
    String LEFT = Constants.LEFT;

    pdfStamper.getAcroFields().setField("txtCourse", survey.getCourseCode() + " / " + survey.getCourseName());
    pdfStamper.getAcroFields().setField("txtCollegeName", survey.getCollegeName());

    for (SurveyResponse resp : survey.getSurveyResponses()) {
        sectionNos = sectionNos + resp.getSectionNo() + " ";
        seatsTaken = String.valueOf(resp.getSeatsTaken());
    }

    pdfStamper.getAcroFields().setField("txtSectionNo", sectionNos);
    pdfStamper.getAcroFields().setField("txtDepartmentName", survey.getDepartmentName());
    pdfStamper.getAcroFields().setField("txtEmpName", survey.getEmpName());
    pdfStamper.getAcroFields().setField("txtStudentRegistered", seatsTaken);

    pdfStamper.getAcroFields().setField("txtSemesterYear", semesterYear);

    pdfStamper.getAcroFields().setGenerateAppearances(true);

    /* ****************** */

    PdfPTable table = new PdfPTable(13);

    table.addCell(getPdfCell("", 2, 0, font, LEFT));
    table.addCell(getPdfCell(
            UtilProperty.getMessage("prop.course.teaching.survey.analysis.course.teaching.items", null), 2, 0,
            font, CENTER));
    table.addCell(
            getPdfCell(UtilProperty.getMessage("prop.course.teaching.survey.analysis.response.number", null), 0,
                    6, font, CENTER));
    table.addCell(getPdfCell(
            UtilProperty.getMessage("prop.course.teaching.survey.analysis.response.percentage", null), 2, 0,
            font, CENTER));
    table.addCell(getPdfCell(UtilProperty.getMessage("prop.course.teaching.survey.analysis.mean", null), 0, 4,
            font, CENTER));

    table.addCell(
            getPdfCell(UtilProperty.getMessage("prop.course.teaching.survey.analysis.disagree.strong", null), 0,
                    0, font, CENTER));
    table.addCell(getPdfCell(UtilProperty.getMessage("prop.course.teaching.survey.analysis.disagree", null), 0,
            0, font, CENTER));
    table.addCell(getPdfCell(UtilProperty.getMessage("prop.course.teaching.survey.analysis.agree", null), 0, 0,
            font, CENTER));
    table.addCell(getPdfCell(UtilProperty.getMessage("prop.course.teaching.survey.analysis.agree.strong", null),
            0, 0, font, CENTER));
    table.addCell(
            getPdfCell(UtilProperty.getMessage("prop.course.teaching.survey.analysis.applicable.not", null), 0,
                    0, font, CENTER));
    table.addCell(getPdfCell(UtilProperty.getMessage("prop.course.teaching.survey.analysis.total", null), 0, 0,
            font, CENTER));
    table.addCell(getPdfCell(UtilProperty.getMessage("prop.course.teaching.survey.analysis.sect", null), 0, 0,
            font, CENTER));
    table.addCell(getPdfCell(UtilProperty.getMessage("prop.course.teaching.survey.analysis.crs", null), 0, 0,
            font, CENTER));
    table.addCell(getPdfCell(UtilProperty.getMessage("prop.course.teaching.survey.analysis.dept", null), 0, 0,
            font, CENTER));
    table.addCell(getPdfCell(UtilProperty.getMessage("prop.course.teaching.survey.analysis.col", null), 0, 0,
            font, CENTER));

    /* ---------------------------------------------------------------------------- */
    table.addCell(getPdfCell("", 0, 0, font));
    table.addCell(getPdfCell(UtilProperty.getMessage("prop.course.teaching.survey.analysis.course.items", null),
            0, 12, font, CENTER));

    int cTotal = 0;
    float cPctVal = 0f;
    float cSectionMean = 0f;
    float cCourseMean = 0f;
    float cDepart = 0f;
    float cCollege = 0f;
    int rowCount = 0;

    for (SurveyResponse sures : survey.getSurveyResponses()) {
        for (Analysis analysis : sures.getAnalysisList()) {
            if (analysis.getQuestion().equals("Q2") || analysis.getQuestion().equals("Q14")
                    || analysis.getQuestion().equals(questionByYear)) {
                /***  First part    ***/
                table.addCell(getPdfCell(analysis.getQuestion(), 0, 0, font));
                table.addCell(
                        getPdfCell(
                                UtilProperty.getMessage("prop.course.teaching.survey.analysis.set"
                                        + questionSetNo + ".question" + analysis.getQuestionLabel(), null),
                                0, 0, font, LEFT));
                table.addCell(getPdfCell(String.valueOf(analysis.getStrongDisagree()), 0, 0, font, RIGHT));
                table.addCell(getPdfCell(String.valueOf(analysis.getDisAgree()), 0, 0, font, RIGHT));
                table.addCell(getPdfCell(String.valueOf(analysis.getAgree()), 0, 0, font, RIGHT));
                table.addCell(getPdfCell(String.valueOf(analysis.getStrongAgree()), 0, 0, font, RIGHT));
                table.addCell(getPdfCell(String.valueOf(analysis.getNotApplicable()), 0, 0, font, RIGHT));
                table.addCell(getPdfCell(String.valueOf(analysis.getTotal()), 0, 0, font, RIGHT));
                table.addCell(getPdfCell(String.valueOf(analysis.getPercentageResponse()), 0, 0, font, RIGHT));
                table.addCell(getPdfCell(String.valueOf(analysis.getSectionMean()), 0, 0, font, RIGHT));
                table.addCell(getPdfCell(String.valueOf(analysis.getCourseMean()), 0, 0, font, RIGHT));
                table.addCell(getPdfCell(String.valueOf(analysis.getDepartmentMean()), 0, 0, font, RIGHT));
                table.addCell(getPdfCell(String.valueOf(analysis.getCollegeMean()), 0, 0, font, RIGHT));

                cTotal = cTotal + analysis.getTotal();
                cPctVal = cPctVal + analysis.getPercentageResponse();
                cSectionMean = cSectionMean + analysis.getSectionMean();
                cCourseMean = cCourseMean + analysis.getCollegeMean();
                cDepart = cDepart + analysis.getDepartmentMean();
                cCollege = cCollege + analysis.getCollegeMean();
                rowCount = rowCount + 1;

            }
        }
    }

    /***  First part - Summary   ***/
    table.addCell(getPdfCell(String.valueOf(""), 0, 0, font));
    table.addCell(getPdfCell(UtilProperty.getMessage("prop.course.teaching.survey.analysis.summary", null), 0,
            0, font, RIGHT));
    table.addCell(getPdfCell(String.valueOf(""), 0, 5, font));
    table.addCell(getPdfCell(String.valueOf(cTotal), 0, 0, font, RIGHT));
    table.addCell(getPdfCell(String.valueOf(formatter.format(cPctVal / rowCount)), 0, 0, font, RIGHT));
    table.addCell(getPdfCell(String.valueOf(formatter.format(cSectionMean / rowCount)), 0, 0, font, RIGHT));
    table.addCell(getPdfCell(String.valueOf(formatter.format(cCourseMean / rowCount)), 0, 0, font, RIGHT));
    table.addCell(getPdfCell(String.valueOf(formatter.format(cDepart / rowCount)), 0, 0, font, RIGHT));
    table.addCell(getPdfCell(String.valueOf(formatter.format(cCollege / rowCount)), 0, 0, font, RIGHT));

    table.addCell(getPdfCell("", 0, 13, font));

    table.addCell(getPdfCell("", 0, 0, font));
    table.addCell(
            getPdfCell(UtilProperty.getMessage("prop.course.teaching.survey.analysis.teaching.items", null), 0,
                    12, font, LEFT));

    cTotal = 0;
    cPctVal = 0f;
    cSectionMean = 0f;
    cCourseMean = 0f;
    cDepart = 0f;
    cCollege = 0f;
    rowCount = 0;
    for (SurveyResponse sures : survey.getSurveyResponses()) {
        for (Analysis analysis : sures.getAnalysisList()) {
            if (!(analysis.getQuestion().equals("Q2") || analysis.getQuestion().equals("Q14")
                    || analysis.getQuestion().equals(questionByYear))) {

                table.addCell(getPdfCell(analysis.getQuestion(), 0, 0, font));
                table.addCell(
                        getPdfCell(
                                UtilProperty.getMessage("prop.course.teaching.survey.analysis.set"
                                        + questionSetNo + ".question" + analysis.getQuestionLabel(), null),
                                0, 0, font, LEFT));
                table.addCell(getPdfCell(String.valueOf(analysis.getStrongDisagree()), 0, 0, font, RIGHT));
                table.addCell(getPdfCell(String.valueOf(analysis.getDisAgree()), 0, 0, font, RIGHT));
                table.addCell(getPdfCell(String.valueOf(analysis.getAgree()), 0, 0, font, RIGHT));
                table.addCell(getPdfCell(String.valueOf(analysis.getStrongAgree()), 0, 0, font, RIGHT));
                table.addCell(getPdfCell(String.valueOf(analysis.getNotApplicable()), 0, 0, font, RIGHT));
                table.addCell(getPdfCell(String.valueOf(analysis.getTotal()), 0, 0, font, RIGHT));
                table.addCell(getPdfCell(String.valueOf(analysis.getPercentageResponse()), 0, 0, font, RIGHT));
                table.addCell(getPdfCell(String.valueOf(analysis.getSectionMean()), 0, 0, font, RIGHT));
                table.addCell(getPdfCell(String.valueOf(analysis.getCourseMean()), 0, 0, font, RIGHT));
                table.addCell(getPdfCell(String.valueOf(analysis.getDepartmentMean()), 0, 0, font, RIGHT));
                table.addCell(getPdfCell(String.valueOf(analysis.getCollegeMean()), 0, 0, font, RIGHT));

                cTotal = cTotal + analysis.getTotal();
                cPctVal = cPctVal + analysis.getPercentageResponse();
                cSectionMean = cSectionMean + analysis.getSectionMean();
                cCourseMean = cCourseMean + analysis.getCollegeMean();
                cDepart = cDepart + analysis.getDepartmentMean();
                cCollege = cCollege + analysis.getCollegeMean();
                rowCount = rowCount + 1;

            }

        }

    }

    /***  Second part - Summary   ***/
    table.addCell(getPdfCell(String.valueOf(""), 0, 0, font));
    table.addCell(getPdfCell(UtilProperty.getMessage("prop.course.teaching.survey.analysis.summary", null), 0,
            0, font, RIGHT));
    table.addCell(getPdfCell(String.valueOf(""), 0, 5, font));
    table.addCell(getPdfCell(String.valueOf(cTotal), 0, 0, font, RIGHT));
    table.addCell(getPdfCell(String.valueOf(formatter.format(cPctVal / rowCount)), 0, 0, font, RIGHT));
    table.addCell(getPdfCell(String.valueOf(formatter.format(cSectionMean / rowCount)), 0, 0, font, RIGHT));
    table.addCell(getPdfCell(String.valueOf(formatter.format(cCourseMean / rowCount)), 0, 0, font, RIGHT));
    table.addCell(getPdfCell(String.valueOf(formatter.format(cDepart / rowCount)), 0, 0, font, RIGHT));
    table.addCell(getPdfCell(String.valueOf(formatter.format(cCollege / rowCount)), 0, 0, font, RIGHT));

    if (!survey.getMessage().equals("")) {
        table.addCell(getPdfCell("", 0, 13, font));
        table.addCell(getPdfCell("", 0, 0, font));
        table.addCell(getPdfCell(survey.getMessage(), 0, 12, font, CENTER));
    }

    table.setTotalWidth(750);
    table.setLockedWidth(true);
    table.setWidths(new float[] { 1, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1 });

    ColumnText column = new ColumnText(pdfStamper.getOverContent(1));
    Rectangle rectPage1 = new Rectangle(120, 20, 659, 480);

    column.setSimpleColumn(rectPage1);
    column.addElement(table);

    int status = column.go();

    pdfStamper.setFormFlattening(true);

    pdfStamper.close();

    pdfTemplate.close();

    res.setContentType("application/pdf");

    return res.getPortletOutputStream();

}

From source file:Operaciones.ResponsablesOP.java

private void jButton1ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jButton1ActionPerformed
    // TODO add your handling code here:
    h = new Herramientas(usr, 0);
    h.session(sessionPrograma);/*from w  w  w. ja  va  2 s  . com*/

    Session session = HibernateUtil.getSessionFactory().openSession();
    try {
        Orden ord = (Orden) session.get(Orden.class, Integer.parseInt(t_orden.getText()));
        Configuracion con = (Configuracion) session.get(Configuracion.class, 1);
        Date fecha = new Date();
        Date fecha1 = new Date();
        DateFormat dateFormat = new SimpleDateFormat("dd-MM-yyyyHH-mm-ss");//YYYY-MM-DD HH:MM:SS
        String valor = dateFormat.format(fecha);

        File folder = new File("reportes/" + ord.getIdOrden());
        folder.mkdirs();
        PdfReader reader = new PdfReader("imagenes/PlantillaHojaAsignacion.pdf");
        PdfStamper stamp = new PdfStamper(reader,
                new FileOutputStream("reportes/" + ord.getIdOrden() + "/" + valor + "-HojaAsignacion.pdf"));
        PdfContentByte cb = stamp.getUnderContent(1);
        AcroFields fdfDoc = stamp.getAcroFields();
        BaseFont bf = BaseFont.createFont(BaseFont.HELVETICA, BaseFont.CP1252, BaseFont.EMBEDDED);

        cb.beginText();
        fdfDoc.setField("orden", String.valueOf(ord.getIdOrden()));

        if (ord.getCompania() != null)
            fdfDoc.setField("compania", ord.getCompania().getNombre());
        else
            fdfDoc.setField("compania", "");

        if (ord.getSiniestro() != null)
            fdfDoc.setField("siniestro", ord.getSiniestro());
        else
            fdfDoc.setField("siniestro", "");

        if (ord.getPoliza() != null)
            fdfDoc.setField("poliza", ord.getPoliza());
        else
            fdfDoc.setField("poliza", "");
        if (ord.getFecha() != null)
            fdfDoc.setField("apertura", ord.getFecha().toString());
        else
            fdfDoc.setField("apertura", "");
        if (ord.getFechaSiniestro() != null)
            fdfDoc.setField("f_siniestro", ord.getFechaSiniestro().toString());
        else
            fdfDoc.setField("f_siniestro", "");
        if (ord.getInciso() != null)
            fdfDoc.setField("inciso", ord.getInciso());
        else
            fdfDoc.setField("inciso", "");

        if (ord.getTipo() != null)
            fdfDoc.setField("unidad", ord.getTipo().getTipoNombre());
        else
            fdfDoc.setField("unidad", "");
        if (ord.getModelo() != null)
            fdfDoc.setField("modelo", ord.getModelo().toString());
        else
            fdfDoc.setField("modelo", "");
        if (ord.getMarca() != null)
            fdfDoc.setField("marca", ord.getMarca().getMarcaNombre());
        else
            fdfDoc.setField("marca", "");
        if (ord.getNoEconomico() != null)
            fdfDoc.setField("economico", ord.getNoEconomico());
        else
            fdfDoc.setField("economico", "");
        if (ord.getNoMotor() != null)
            fdfDoc.setField("no_motor", ord.getNoMotor());
        else
            fdfDoc.setField("no_motor", "");
        if (ord.getNoSerie() != null)
            fdfDoc.setField("no_serie", ord.getNoSerie());
        else
            fdfDoc.setField("no_serie", "");

        //tabla 
        if (ord.getEmpleadoByRHojalateria() != null)
            fdfDoc.setField("HOJALATERIA", ord.getEmpleadoByRHojalateria().getIdEmpleado().toString());
        else
            fdfDoc.setField("HOJALATERIA", "");
        if (ord.getEmpleadoByRHojalateria() != null)
            fdfDoc.setField("R_H", ord.getEmpleadoByRHojalateria().getNombre().toString());
        else
            fdfDoc.setField("R_H", "");

        if (ord.getEmpleadoByRMecanica() != null)
            fdfDoc.setField("MECANICA", ord.getEmpleadoByRMecanica().getIdEmpleado().toString());
        else
            fdfDoc.setField("MECANICA", "");
        if (ord.getEmpleadoByRMecanica() != null)
            fdfDoc.setField("R_M", ord.getEmpleadoByRMecanica().getNombre().toString());
        else
            fdfDoc.setField("R_M", "");

        if (ord.getEmpleadoByRSuspension() != null)
            fdfDoc.setField("SUSPENSIN", ord.getEmpleadoByRSuspension().getIdEmpleado().toString());
        else
            fdfDoc.setField("SUSPENSIN", "");
        if (ord.getEmpleadoByRSuspension() != null)
            fdfDoc.setField("R_S", ord.getEmpleadoByRSuspension().getNombre().toString());
        else
            fdfDoc.setField("R_S", "");

        if (ord.getEmpleadoByRElectrico() != null)
            fdfDoc.setField("ELECTRICO", ord.getEmpleadoByRElectrico().getIdEmpleado().toString());
        else
            fdfDoc.setField("ELECTRICO", "");

        if (ord.getEmpleadoByRElectrico() != null)
            fdfDoc.setField("R_E", ord.getEmpleadoByRElectrico().getNombre().toString());
        else
            fdfDoc.setField("R_E", "");

        if (ord.getEmpleadoByRPintura() != null)
            fdfDoc.setField("PINTURA", ord.getEmpleadoByRPintura().getIdEmpleado().toString());
        else
            fdfDoc.setField("PINTURA", "");
        if (ord.getEmpleadoByRPintura() != null)
            fdfDoc.setField("R_P", ord.getEmpleadoByRPintura().getNombre().toString());
        else
            fdfDoc.setField("R_P", "");

        //FECHAS
        String valor1 = "";
        if (ord.getRHojalateriaFecha() != null) {
            fecha1 = ord.getRHojalateriaFecha();
            dateFormat = new SimpleDateFormat("dd-MM-yyyy HH:mm:ss");
            valor1 = dateFormat.format(fecha1);
            fdfDoc.setField("F_H", valor1);
        } else {
            fdfDoc.setField("F_H", valor1);
        }
        if (ord.getRMecanicaFecha() != null) {
            fecha1 = ord.getRMecanicaFecha();
            dateFormat = new SimpleDateFormat("dd-MM-yyyy HH:mm:ss");
            valor1 = dateFormat.format(fecha1);
            fdfDoc.setField("F_M", valor1);
        } else {
            fdfDoc.setField("F_M", valor1);
        }
        if (ord.getRSuspensionFecha() != null) {
            fecha1 = ord.getRSuspensionFecha();
            dateFormat = new SimpleDateFormat("dd-MM-yyyy HH:mm:ss");
            valor1 = dateFormat.format(fecha1);
            fdfDoc.setField("F_S", valor1);
        } else {
            fdfDoc.setField("F_S", valor1);
        }
        if (ord.getRElectricoFecha() != null) {
            fecha1 = ord.getRElectricoFecha();
            dateFormat = new SimpleDateFormat("dd-MM-yyyy HH:mm:ss");
            valor1 = dateFormat.format(fecha1);
            fdfDoc.setField("F_E", valor1);
        } else {
            fdfDoc.setField("F_E", valor1);
        }
        if (ord.getRPinturaFecha() != null) {
            fecha1 = ord.getRPinturaFecha();
            dateFormat = new SimpleDateFormat("dd-MM-yyyy HH:mm:ss");
            valor1 = dateFormat.format(fecha1);
            fdfDoc.setField("F_P", valor1);
        } else {
            fdfDoc.setField("F_P", valor1);
        }
        //ASIGNO OPERARIO
        if (ord.getUsuarioByRHojalateriaAsigno() != null)
            fdfDoc.setField("A_H", ord.getUsuarioByRHojalateriaAsigno().getIdUsuario());
        else
            fdfDoc.setField("A_H", "");

        if (ord.getUsuarioByRMecanicaAsigno() != null)
            fdfDoc.setField("A_M", ord.getUsuarioByRMecanicaAsigno().getIdUsuario());
        else
            fdfDoc.setField("A_M", "");
        if (ord.getUsuarioByRSuspensionAsigno() != null)
            fdfDoc.setField("A_S", ord.getUsuarioByRSuspensionAsigno().getIdUsuario());
        else
            fdfDoc.setField("A_S", "");
        if (ord.getUsuarioByRElectricoAsigno() != null)
            fdfDoc.setField("A_E", ord.getUsuarioByRElectricoAsigno().getIdUsuario());
        else
            fdfDoc.setField("A_E", "");

        if (ord.getUsuarioByRPinturaAsigno() != null)
            fdfDoc.setField("A_P", ord.getUsuarioByRPinturaAsigno().getIdUsuario());
        else
            fdfDoc.setField("A_P", "");
        //LIMITE
        if (ord.getHojalateriaLimite() != null) {
            fecha1 = ord.getHojalateriaLimite();
            dateFormat = new SimpleDateFormat("dd-MM-yyyy HH:mm:ss");
            valor1 = dateFormat.format(fecha1);
            fdfDoc.setField("F_H_L", valor1);
        } else {
            fdfDoc.setField("F_H_L", "");
        }
        if (ord.getMecanicaLimite() != null) {
            fecha1 = ord.getMecanicaLimite();
            dateFormat = new SimpleDateFormat("dd-MM-yyyy HH:mm:ss");
            valor1 = dateFormat.format(fecha1);
            fdfDoc.setField("F_M_L", valor1);
        } else {
            fdfDoc.setField("F_M_L", "");
        }
        if (ord.getSuspensionLimite() != null) {
            fecha1 = ord.getSuspensionLimite();
            dateFormat = new SimpleDateFormat("dd-MM-yyyy HH:mm:ss");
            valor1 = dateFormat.format(fecha1);
            fdfDoc.setField("F_S_L", valor1);
        } else {
            fdfDoc.setField("F_S_L", "");
        }
        if (ord.getElectricoLimite() != null) {
            fecha1 = ord.getElectricoLimite();
            dateFormat = new SimpleDateFormat("dd-MM-yyyy HH:mm:ss");
            valor1 = dateFormat.format(fecha1);
            fdfDoc.setField("F_E_L", valor1);
        } else {
            fdfDoc.setField("F_E_L", "");
        }
        if (ord.getPinturaLimite() != null) {
            fecha1 = ord.getPinturaLimite();
            dateFormat = new SimpleDateFormat("dd-MM-yyyy HH:mm:ss");
            valor1 = dateFormat.format(fecha1);
            fdfDoc.setField("F_P_L", valor1);
        } else {
            fdfDoc.setField("F_P_L", "");
        }

        Foto[] fotos = (Foto[]) ord.getFotos().toArray(new Foto[0]);
        for (int k = 0; k < fotos.length - 1; k++) {
            for (int f = 0; f < (fotos.length - 1) - k; f++) {
                if (fotos[f].getFecha().after(fotos[f + 1].getFecha()) == true) {
                    Foto aux;
                    aux = fotos[f];
                    fotos[f] = fotos[f + 1];
                    fotos[f + 1] = aux;
                }
            }
        }
        if (fotos.length > 0) {
            try {
                Image img;
                img = Image
                        .getInstance("ordenes/" + ord.getIdOrden() + "/miniatura/" + fotos[0].getDescripcion());
                img.setAbsolutePosition(30, 495);
                img.scaleAbsoluteWidth(124);
                img.scaleAbsoluteHeight(80);
                cb.addImage(img, true);
            } catch (Exception e) {
                //e.printStackTrace();
            }
        } else {
        }

        cb.endText();
        stamp.close();

        PDF reporte = new PDF();
        reporte.cerrar();
        reporte.visualizar("reportes/" + ord.getIdOrden() + "/" + valor + "-HojaAsignacion.pdf");
    } catch (Exception e) {
        System.out.println(e);
        JOptionPane.showMessageDialog(this, "No se pudo realizar el reporte si el archivo esta abierto");
    }
    if (session != null)
        if (session.isOpen())
            session.close();
}

From source file:org.alfresco.extension.countersign.action.executer.PDFAddSignatureFieldActionExecuter.java

License:Open Source License

/**
 * @see org.alfresco.repo.action.executer.ActionExecuterAbstractBase#executeImpl(org.alfresco.service.cmr.repository.NodeRef,
 * org.alfresco.service.cmr.repository.NodeRef)
 *///  www . j a v a 2 s  . c o  m
protected void executeImpl(Action ruleAction, NodeRef actionedUponNodeRef) {

    NodeService ns = serviceRegistry.getNodeService();
    if (ns.exists(actionedUponNodeRef) == false) {
        // node doesn't exist - can't do anything
        return;
    }

    String fieldName = (String) ruleAction.getParameterValue(PARAM_FIELDNAME);
    String position = (String) ruleAction.getParameterValue(PARAM_POSITION);

    JSONObject box;
    int page = -1;

    // parse out the position JSON
    JSONObject positionObj = null;

    try {
        positionObj = (JSONObject) parser.parse(position);
    } catch (ParseException e) {
        logger.error("Could not parse position JSON from Share");
        throw new AlfrescoRuntimeException("Could not parse position JSON from Share");
    }

    // get the page
    page = Integer.parseInt(String.valueOf(positionObj.get("page")));

    // get the box
    box = (JSONObject) positionObj.get("box");

    try {
        // open original pdf
        ContentReader pdfReader = getReader(actionedUponNodeRef);
        PdfReader reader = new PdfReader(pdfReader.getContentInputStream());
        OutputStream cos = serviceRegistry.getContentService()
                .getWriter(actionedUponNodeRef, ContentModel.PROP_CONTENT, true).getContentOutputStream();

        PdfStamper stamp = new PdfStamper(reader, cos);

        // does a field with this name already exist?
        AcroFields allFields = stamp.getAcroFields();

        // if this doc is already signed, cannot add a new sig field without 
        if (allFields.getSignatureNames() != null && allFields.getSignatureNames().size() > 0) {
            throw new AlfrescoRuntimeException("This document has signatures applied, "
                    + "adding a new signature field would invalidate existing signatures");
        }

        // cant create duplicate field names
        if (allFields.getFieldType(fieldName) == AcroFields.FIELD_TYPE_SIGNATURE) {
            throw new AlfrescoRuntimeException(
                    "A signature field named " + fieldName + " already exists in this document");
        }

        // create the signature field
        Rectangle pageRect = reader.getPageSizeWithRotation(page);
        Rectangle sigRect = positionBlock(pageRect, box);
        PdfFormField sigField = stamp.addSignature(fieldName, page, sigRect.getLeft(), sigRect.getBottom(),
                sigRect.getRight(), sigRect.getTop());

        // style the field (no borders)
        sigField.setBorder(new PdfBorderArray(0, 0, 0));
        sigField.setBorderStyle(new PdfBorderDictionary(0, PdfBorderDictionary.STYLE_SOLID));
        allFields.regenerateField(fieldName);

        // apply the change and close streams
        stamp.close();
        reader.close();
        cos.close();

        // once the signature field has been added, apply the sig field aspect
        if (!ns.hasAspect(actionedUponNodeRef, CounterSignSignatureModel.ASPECT_SIGNABLE)) {
            ns.addAspect(actionedUponNodeRef, CounterSignSignatureModel.ASPECT_SIGNABLE, null);
        }

        // now update the signature fields metadata
        Serializable currentFields = ns.getProperty(actionedUponNodeRef,
                CounterSignSignatureModel.PROP_SIGNATUREFIELDS);
        ArrayList<String> fields = new ArrayList<String>();

        if (currentFields != null) {
            fields.addAll((List<String>) currentFields);
        }

        fields.add(fieldName);
        ns.setProperty(actionedUponNodeRef, CounterSignSignatureModel.PROP_SIGNATUREFIELDS, fields);
    } catch (IOException ioex) {
        throw new AlfrescoRuntimeException(ioex.getMessage());
    } catch (DocumentException dex) {
        throw new AlfrescoRuntimeException(dex.getMessage());
    }
}

From source file:org.alfresco.extension.pdftoolkit.repo.action.executer.PDFEncryptionActionExecuter.java

License:Apache License

/**
 * @param reader//  ww  w  .  jav a  2 s.  co  m
 * @param writer
 * @param options
 * @throws Exception
 */
protected final void action(Action ruleAction, NodeRef actionedUponNodeRef,
        ContentReader actionedUponContentReader, Map<String, Object> options) {

    PdfStamper stamp = null;
    File tempDir = null;
    ContentWriter writer = null;

    try {
        // get the parameters
        String userPassword = (String) options.get(PARAM_USER_PASSWORD);
        String ownerPassword = (String) options.get(PARAM_OWNER_PASSWORD);
        int permissions = buildPermissionMask(options);
        int encryptionType = Integer.parseInt((String) options.get(PARAM_ENCRYPTION_LEVEL));

        // if metadata is excluded, alter encryption type
        if ((Boolean) options.get(PARAM_EXCLUDE_METADATA)) {
            encryptionType = encryptionType | PdfWriter.DO_NOT_ENCRYPT_METADATA;
        }

        // get temp file
        File alfTempDir = TempFileProvider.getTempDir();
        tempDir = new File(alfTempDir.getPath() + File.separatorChar + actionedUponNodeRef.getId());
        tempDir.mkdir();
        File file = new File(tempDir,
                serviceRegistry.getFileFolderService().getFileInfo(actionedUponNodeRef).getName());

        // get the PDF input stream and create a reader for iText
        PdfReader reader = new PdfReader(actionedUponContentReader.getContentInputStream());
        stamp = new PdfStamper(reader, new FileOutputStream(file));

        // encrypt PDF
        stamp.setEncryption(userPassword.getBytes(Charset.forName("UTF-8")),
                ownerPassword.getBytes(Charset.forName("UTF-8")), permissions, encryptionType);
        stamp.close();

        // write out to destination
        NodeRef destinationNode = createDestinationNode(file.getName(),
                (NodeRef) ruleAction.getParameterValue(PARAM_DESTINATION_FOLDER), actionedUponNodeRef);
        writer = serviceRegistry.getContentService().getWriter(destinationNode, ContentModel.PROP_CONTENT,
                true);

        writer.setEncoding(actionedUponContentReader.getEncoding());
        writer.setMimetype(FILE_MIMETYPE);
        writer.putContent(file);
        file.delete();

        //if useAspect is true, store some additional info about the signature in the props
        if (useAspect) {
            serviceRegistry.getNodeService().addAspect(destinationNode, PDFToolkitModel.ASPECT_ENCRYPTED,
                    new HashMap<QName, Serializable>());
            serviceRegistry.getNodeService().setProperty(destinationNode, PDFToolkitModel.PROP_ENCRYPTIONDATE,
                    new java.util.Date());
            serviceRegistry.getNodeService().setProperty(destinationNode, PDFToolkitModel.PROP_ENCRYPTEDBY,
                    AuthenticationUtil.getRunAsUser());
        }

    } catch (IOException e) {
        throw new AlfrescoRuntimeException(e.getMessage(), e);
    } catch (DocumentException e) {
        throw new AlfrescoRuntimeException(e.getMessage(), e);
    } finally {
        if (tempDir != null) {
            try {
                tempDir.delete();
            } catch (Exception ex) {
                throw new AlfrescoRuntimeException(ex.getMessage(), ex);
            }
        }

        if (stamp != null) {
            try {
                stamp.close();
            } catch (Exception ex) {
                throw new AlfrescoRuntimeException(ex.getMessage(), ex);
            }
        }
    }
}

From source file:org.alfresco.extension.pdftoolkit.repo.action.executer.PDFWatermarkActionExecuter.java

License:Apache License

/**
 * Applies an image watermark//  w  ww . ja v  a 2  s  . c o  m
 * 
 * @param reader
 * @param writer
 * @param options
 * @throws Exception
 */
private void imageAction(Action ruleAction, NodeRef actionedUponNodeRef, NodeRef watermarkNodeRef,
        ContentReader actionedUponContentReader, ContentReader watermarkContentReader,
        Map<String, Object> options) {

    PdfStamper stamp = null;
    File tempDir = null;
    ContentWriter writer = null;

    try {
        // get a temp file to stash the watermarked PDF in before moving to
        // repo
        File alfTempDir = TempFileProvider.getTempDir();
        tempDir = new File(alfTempDir.getPath() + File.separatorChar + actionedUponNodeRef.getId());
        tempDir.mkdir();
        File file = new File(tempDir,
                serviceRegistry.getFileFolderService().getFileInfo(actionedUponNodeRef).getName());

        // get the PDF input stream and create a reader for iText
        PdfReader reader = new PdfReader(actionedUponContentReader.getContentInputStream());
        stamp = new PdfStamper(reader, new FileOutputStream(file));
        PdfContentByte pcb;

        // get a com.itextpdf.text.Image object via java.imageio.ImageIO
        Image img = Image.getInstance(ImageIO.read(watermarkContentReader.getContentInputStream()), null);

        // get the PDF pages and position
        String pages = (String) options.get(PARAM_PAGE);
        String position = (String) options.get(PARAM_POSITION);
        String depth = (String) options.get(PARAM_WATERMARK_DEPTH);

        // image requires absolute positioning or an exception will be
        // thrown
        // set image position according to parameter. Use
        // PdfReader.getPageSizeWithRotation
        // to get the canvas size for alignment.
        img.setAbsolutePosition(100f, 100f);

        // stamp each page
        int numpages = reader.getNumberOfPages();
        for (int i = 1; i <= numpages; i++) {
            Rectangle r = reader.getPageSizeWithRotation(i);
            // set stamp position
            if (position.equals(POSITION_BOTTOMLEFT)) {
                img.setAbsolutePosition(0, 0);
            } else if (position.equals(POSITION_BOTTOMRIGHT)) {
                img.setAbsolutePosition(r.getWidth() - img.getWidth(), 0);
            } else if (position.equals(POSITION_TOPLEFT)) {
                img.setAbsolutePosition(0, r.getHeight() - img.getHeight());
            } else if (position.equals(POSITION_TOPRIGHT)) {
                img.setAbsolutePosition(r.getWidth() - img.getWidth(), r.getHeight() - img.getHeight());
            } else if (position.equals(POSITION_CENTER)) {
                img.setAbsolutePosition(getCenterX(r, img), getCenterY(r, img));
            }

            // if this is an under-text stamp, use getUnderContent.
            // if this is an over-text stamp, usse getOverContent.
            if (depth.equals(DEPTH_OVER)) {
                pcb = stamp.getOverContent(i);
            } else {
                pcb = stamp.getUnderContent(i);
            }

            // only apply stamp to requested pages
            if (checkPage(pages, i, numpages)) {
                pcb.addImage(img);
            }
        }

        stamp.close();

        // Get a writer and prep it for putting it back into the repo
        //can't use BasePDFActionExecuter.getWriter here need the nodeRef of the destination
        NodeRef destinationNode = createDestinationNode(file.getName(),
                (NodeRef) ruleAction.getParameterValue(PARAM_DESTINATION_FOLDER), actionedUponNodeRef);
        writer = serviceRegistry.getContentService().getWriter(destinationNode, ContentModel.PROP_CONTENT,
                true);

        writer.setEncoding(actionedUponContentReader.getEncoding());
        writer.setMimetype(FILE_MIMETYPE);

        // Put it in the repo
        writer.putContent(file);

        // delete the temp file
        file.delete();
    } catch (IOException e) {
        throw new AlfrescoRuntimeException(e.getMessage(), e);
    } catch (DocumentException e) {
        throw new AlfrescoRuntimeException(e.getMessage(), e);
    } finally {
        if (tempDir != null) {
            try {
                tempDir.delete();
            } catch (Exception ex) {
                throw new AlfrescoRuntimeException(ex.getMessage(), ex);
            }
        }

        if (stamp != null) {
            try {
                stamp.close();
            } catch (Exception ex) {
                throw new AlfrescoRuntimeException(ex.getMessage(), ex);
            }
        }
    }
}

From source file:org.alfresco.extension.pdftoolkit.repo.action.executer.PDFWatermarkActionExecuter.java

License:Apache License

/**
 * Applies a text watermark (current date, user name, etc, depending on
 * options)/*  ww  w. jav a2s.co  m*/
 * 
 * @param reader
 * @param writer
 * @param options
 */
private void textAction(Action ruleAction, NodeRef actionedUponNodeRef, ContentReader actionedUponContentReader,
        Map<String, Object> options) {

    PdfStamper stamp = null;
    File tempDir = null;
    ContentWriter writer = null;
    String watermarkText;
    StringTokenizer st;
    Vector<String> tokens = new Vector<String>();

    try {
        // get a temp file to stash the watermarked PDF in before moving to
        // repo
        File alfTempDir = TempFileProvider.getTempDir();
        tempDir = new File(alfTempDir.getPath() + File.separatorChar + actionedUponNodeRef.getId());
        tempDir.mkdir();
        File file = new File(tempDir,
                serviceRegistry.getFileFolderService().getFileInfo(actionedUponNodeRef).getName());

        // get the PDF input stream and create a reader for iText
        PdfReader reader = new PdfReader(actionedUponContentReader.getContentInputStream());
        stamp = new PdfStamper(reader, new FileOutputStream(file));
        PdfContentByte pcb;

        // get the PDF pages and position
        String pages = (String) options.get(PARAM_PAGE);
        String position = (String) options.get(PARAM_POSITION);
        String depth = (String) options.get(PARAM_WATERMARK_DEPTH);

        // create the base font for the text stamp
        BaseFont bf = BaseFont.createFont((String) options.get(PARAM_WATERMARK_FONT), BaseFont.CP1250,
                BaseFont.EMBEDDED);

        // get watermark text and process template with model
        String templateText = (String) options.get(PARAM_WATERMARK_TEXT);
        Map<String, Object> model = buildWatermarkTemplateModel(actionedUponNodeRef);
        StringWriter watermarkWriter = new StringWriter();
        freemarkerProcessor.processString(templateText, model, watermarkWriter);
        watermarkText = watermarkWriter.getBuffer().toString();

        // tokenize watermark text to support multiple lines and copy tokens
        // to vector for re-use
        st = new StringTokenizer(watermarkText, "\r\n", false);
        while (st.hasMoreTokens()) {
            tokens.add(st.nextToken());
        }

        // stamp each page
        int numpages = reader.getNumberOfPages();
        for (int i = 1; i <= numpages; i++) {
            Rectangle r = reader.getPageSizeWithRotation(i);

            // if this is an under-text stamp, use getUnderContent.
            // if this is an over-text stamp, use getOverContent.
            if (depth.equals(DEPTH_OVER)) {
                pcb = stamp.getOverContent(i);
            } else {
                pcb = stamp.getUnderContent(i);
            }

            // set the font and size
            float size = Float.parseFloat((String) options.get(PARAM_WATERMARK_SIZE));
            pcb.setFontAndSize(bf, size);

            // only apply stamp to requested pages
            if (checkPage(pages, i, numpages)) {
                writeAlignedText(pcb, r, tokens, size, position);
            }
        }

        stamp.close();

        // Get a writer and prep it for putting it back into the repo
        //can't use BasePDFActionExecuter.getWriter here need the nodeRef of the destination
        NodeRef destinationNode = createDestinationNode(file.getName(),
                (NodeRef) ruleAction.getParameterValue(PARAM_DESTINATION_FOLDER), actionedUponNodeRef);
        writer = serviceRegistry.getContentService().getWriter(destinationNode, ContentModel.PROP_CONTENT,
                true);
        writer.setEncoding(actionedUponContentReader.getEncoding());
        writer.setMimetype(FILE_MIMETYPE);

        // Put it in the repo
        writer.putContent(file);

        // delete the temp file
        file.delete();
    } catch (IOException e) {
        throw new AlfrescoRuntimeException(e.getMessage(), e);
    } catch (DocumentException e) {
        throw new AlfrescoRuntimeException(e.getMessage(), e);
    } finally {
        if (tempDir != null) {
            try {
                tempDir.delete();
            } catch (Exception ex) {
                throw new AlfrescoRuntimeException(ex.getMessage(), ex);
            }
        }

        if (stamp != null) {
            try {
                stamp.close();
            } catch (Exception ex) {
                throw new AlfrescoRuntimeException(ex.getMessage(), ex);
            }
        }
    }
}

From source file:org.cejug.footprint.FootPrint.java

License:Open Source License

public byte[] generate() {
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    try {/*w w w . j  a va  2  s  .  c  om*/
        PdfStamper stamper = new PdfStamper(reader, baos);
        AcroFields fields = stamper.getAcroFields();
        Set<String> keys = fields.getFields().keySet();
        for (String k : keys) {
            fields.setField(k, values.get(k));
        }
        stamper.close();
    } catch (DocumentException | IOException e) {
        e.printStackTrace();
    }
    return baos.toByteArray();
}

From source file:org.crossref.pdfmark.Main.java

License:Open Source License

public Main(String[] args) {
    if (args.length == 0) {
        printUsage();/*from   w  w w. j a  v  a2s .c o m*/
        System.exit(2);
    }

    CmdLineParser parser = new CmdLineParser();
    Option provideXmpOp = parser.addStringOption('p', "xmp-file");
    Option overwriteOp = parser.addBooleanOption('f', "force");
    Option outputOp = parser.addStringOption('o', "output-dir");
    Option doiOp = parser.addStringOption('d', "doi");
    Option searchOp = parser.addBooleanOption('s', "search-for-doi");
    Option copyrightOp = parser.addBooleanOption("no-copyright");
    Option rightsOp = parser.addStringOption("rights-agent");
    Option apiKeyOp = parser.addStringOption("api-key");

    try {
        parser.parse(args);
    } catch (CmdLineParser.OptionException e) {
        printUsage();
        System.exit(2);
    }

    String optionalXmpPath = (String) parser.getOptionValue(provideXmpOp, "");
    String outputDir = (String) parser.getOptionValue(outputOp, "");
    String explicitDoi = (String) parser.getOptionValue(doiOp, "");
    boolean useTheForce = (Boolean) parser.getOptionValue(overwriteOp, Boolean.FALSE);
    boolean searchForDoi = (Boolean) parser.getOptionValue(searchOp, Boolean.FALSE);
    boolean noCopyright = (Boolean) parser.getOptionValue(copyrightOp, Boolean.FALSE);
    String rightsAgent = (String) parser.getOptionValue(rightsOp, "");
    String apiKey = (String) parser.getOptionValue(apiKeyOp, ApiKey.DEFAULT);

    if (!explicitDoi.equals("") && searchForDoi) {
        exitWithError(2, "-d and -s are mutually exclusive options.");
    }

    if (!outputDir.isEmpty() && !new File(outputDir).exists()) {
        exitWithError(2, "The output directory, '" + outputDir + "' does not exist.");
    }

    byte[] optionalXmpData = null;

    if (!optionalXmpPath.equals("")) {
        /* We will take XMP data from a file. */
        FileInfo xmpFile = FileInfo.readFileFully(optionalXmpPath);
        if (xmpFile.missing) {
            exitWithError(2, "Error: File '" + xmpFile.path + "' does not exist.");
        } else if (xmpFile.error != null) {
            exitWithError(2, "Error: Could not read '" + xmpFile.path + "' because of:\n" + xmpFile.error);
        }

        optionalXmpData = xmpFile.data;
    }

    grabber = new MetadataGrabber(apiKey);

    /* Now we're ready to merge our imported or generated XMP data with what
     * is already in each PDF. */

    for (String pdfFilePath : parser.getRemainingArgs()) {
        String outputPath = getOutFileName(pdfFilePath);

        /* Grab the leaf. */
        if (outputPath.contains(File.separator)) {
            String[] split = outputPath.split(File.separator);
            outputPath = split[split.length - 1];
        }

        if (!outputDir.isEmpty()) {
            outputPath = outputDir + File.separator + outputPath;
        } else {
            /* Output to the working directory. */
        }

        File pdfFile = new File(pdfFilePath);
        File outputFile = new File(outputPath);

        byte[] resolvedXmpData = null;

        if (!pdfFile.exists()) {
            exitWithError(2, "Error: File '" + pdfFilePath + "' does not exist.");
        }

        if (outputFile.exists() && !useTheForce) {
            exitWithError(2, "Error: File '" + outputPath + "' already exists.\nTry using -f (force).");
        }

        try {
            if (!useTheForce && isLinearizedPdf(new FileInputStream(pdfFile))) {
                exitWithError(2,
                        "Error: '" + pdfFilePath + "' is a" + " linearized PDF and force is not specified."
                                + " This tool will output non-linearized PDF."
                                + "\nIf you don't mind that, use -f (force).");
            }
        } catch (IOException e) {
            exitWithError(2, "Error: Could not determine linearization" + " because of:\n" + e);
        }

        if (!explicitDoi.equals("")) {
            resolvedXmpData = getXmpForDoi(explicitDoi, !noCopyright, rightsAgent);
        }

        try {
            new File(outputFile.getPath() + ".tmp").deleteOnExit();

            FileInputStream fileIn = new FileInputStream(pdfFile);
            FileOutputStream fileOut = new FileOutputStream(outputFile.getPath() + ".tmp");
            PdfReader reader = new PdfReader(fileIn);
            PdfStamper stamper = new PdfStamper(reader, fileOut);

            byte[] merged = reader.getMetadata();

            if (optionalXmpData != null) {
                merged = XmpUtils.mergeXmp(merged, optionalXmpData);
            }

            if (resolvedXmpData != null) {
                merged = XmpUtils.mergeXmp(merged, resolvedXmpData);
            }

            stamper.setXmpMetadata(merged);

            stamper.close();
            reader.close();

            fileIn = new FileInputStream(outputFile.getPath() + ".tmp");
            writeInfoDictionary(fileIn, outputFile.getPath(), merged);
        } catch (IOException e) {
            exitWithError(2, "Error: Couldn't handle '" + pdfFilePath + "' because of:\n" + e);
        } catch (DocumentException e) {
            exitWithError(2, "Error: Couldn't handle '" + pdfFilePath + "' because of:\n" + e);
        } catch (XmpException e) {
            exitWithError(2, "Error: Couldn't handle '" + pdfFilePath + "' because of:\n" + e);
        } catch (COSVisitorException e) {
            exitWithError(2, "Error: Couldn't write document info dictionary" + " because of:\n" + e);
        }
    }

    shutDown();
}

From source file:org.freemedsoftware.util.CompositePdfForm.java

License:Open Source License

public static void main(String[] args) throws Exception {
    CommandLineParser parser = new GnuParser();
    CommandLine line = null;//w w  w.j  a v a 2  s  . co m
    try {
        line = parser.parse(getOptions(), args);
    } catch (ParseException exp) {
        System.err.println("Parsing failed.  Reason: " + exp.getMessage());
        System.exit(1);
    }

    String dataFile = line.getOptionValue("i");
    String templateFile = line.getOptionValue("t");
    String outputFile = line.getOptionValue("o");

    if (dataFile == null || templateFile == null || outputFile == null) {
        System.err.println("options:");
        System.err.println("\t[-i|--input]     Input file name");
        System.err.println("\t[-t|--template]  PDF template");
        System.err.println("\t[-o|--output]    Output file name");
        System.exit(1);
    }

    if (!(new File(dataFile).exists())) {
        System.err.println("Could not open input data file " + dataFile);
        System.exit(1);
    }

    if (!(new File(templateFile).exists())) {
        System.err.println("Could not open template file " + templateFile);
        System.exit(1);
    }

    Serializer serializer = new Persister();
    FormElementList elementList = serializer.read(FormElementList.class, new File(dataFile));

    PdfReader templateReader = new PdfReader(templateFile);
    PdfStamper stamper = new PdfStamper(templateReader, new FileOutputStream(outputFile));

    // Iterate
    fillForm(stamper.getAcroFields(), elementList);

    stamper.close();
    System.exit(0);
}

From source file:org.h819.commons.file.MyPDFUtils.java

/**
 *  pdf ? pdf/*w w w.j  ava  2 s . co m*/
 *
 * @param srcPdf      the original PDF
 * @param destPdf     the resulting PDF
 * @param imageFactor The multiplication factor for the image (?  imageFacto =0.5f)
 * @throws IOException
 * @throws DocumentException
 */
public static void compressPdf(File srcPdf, File destPdf, float imageFactor)
        throws IOException, DocumentException {

    PdfReader reader = new PdfReader(srcPdf.getAbsolutePath());
    int n = reader.getXrefSize();
    PdfObject object;
    PRStream stream;
    // Look for image and manipulate image stream
    for (int i = 0; i < n; i++) {
        object = reader.getPdfObject(i);
        if (object == null || !object.isStream())
            continue;
        stream = (PRStream) object;
        if (!PdfName.IMAGE.equals(stream.getAsName(PdfName.SUBTYPE)))
            continue;
        if (!PdfName.DCTDECODE.equals(stream.getAsName(PdfName.FILTER)))
            continue;
        PdfImageObject image = new PdfImageObject(stream);
        BufferedImage bi = image.getBufferedImage();
        if (bi == null)
            continue;
        int width = (int) (bi.getWidth() * imageFactor);
        int height = (int) (bi.getHeight() * imageFactor);
        if (width <= 0 || height <= 0)
            continue;
        BufferedImage img = new BufferedImage(width, height, BufferedImage.TYPE_INT_RGB);
        AffineTransform at = AffineTransform.getScaleInstance(imageFactor, imageFactor);
        Graphics2D g = img.createGraphics();
        g.drawRenderedImage(bi, at);
        ByteArrayOutputStream imgBytes = new ByteArrayOutputStream();
        ImageIO.write(img, "JPG", imgBytes);
        stream.clear();
        stream.setData(imgBytes.toByteArray(), false, PRStream.NO_COMPRESSION);
        stream.put(PdfName.TYPE, PdfName.XOBJECT);
        stream.put(PdfName.SUBTYPE, PdfName.IMAGE);
        stream.put(PdfName.FILTER, PdfName.DCTDECODE);
        stream.put(PdfName.WIDTH, new PdfNumber(width));
        stream.put(PdfName.HEIGHT, new PdfNumber(height));
        stream.put(PdfName.BITSPERCOMPONENT, new PdfNumber(8));
        stream.put(PdfName.COLORSPACE, PdfName.DEVICERGB);
    }
    reader.removeUnusedObjects();
    // Save altered PDF
    PdfStamper stamper = new PdfStamper(reader, new FileOutputStream(destPdf.getAbsolutePath()));
    stamper.setFullCompression();
    stamper.close();
    reader.close();
}