Examples with EngineProcessingException org.jaffa.modules.printing.services.exceptions.EngineProcessingException used on opensource projects

Example 1 with EngineProcessingException

use of org.jaffa.modules.printing.services.exceptions.EngineProcessingException in project jaffa-framework by jaffa-projects.

the class FormPrintEnginePdfLib method writeForm.

/**
 * Write the PDF to a specified file
 * @param fileout file handle to use to write out the pdf
 * @throws FormPrintException thrown if any pdf access error occurs
 * @return return the file handle to the file that was written containing
 * the generated PDF document. This will be null if there were any
 * write errors.
 */
public File writeForm(File fileout) throws FormPrintException {
    if (!isProcessed())
        throw new IllegalStateException("The form not been processed yet");
    try {
        if (fileout == null)
            fileout = File.createTempFile("form_", ".pdf");
        OutputStream bos = new FileOutputStream(fileout);
        bos.write(m_pdf.get_buffer());
        bos.flush();
        bos.close();
        if (log.isDebugEnabled())
            log.debug("PDFLib wrote out form " + fileout.getAbsolutePath());
    } catch (IOException e) {
        log.error("Error Reading Uploaded File", e);
        return null;
    } catch (PDFlibException e) {
        log.error("PDFlibException: " + m_pdf.get_errmsg());
        throw new EngineProcessingException(m_pdf.get_errmsg());
    }
    return fileout;
}

Example 2 with EngineProcessingException

use of org.jaffa.modules.printing.services.exceptions.EngineProcessingException in project jaffa-framework by jaffa-projects.

the class FormPrintEngineIText method fillPageFields.

/**
 * This will fill in the page with data,
 * m_currentPageData contains the details of the current page being printed
 * @throws FormPrintException Thrown if there is any form processing problems
 */
protected void fillPageFields() throws FormPrintException {
    log.debug("fillPageFields: Page=" + getCurrentPage());
    try {
        PdfContentByte cb = m_writer.getDirectContent();
        PageDetailsExtended page = (PageDetailsExtended) getCurrentPageData();
        // Loop through each field to be inserted
        for (Iterator i = page.fieldList.iterator(); i.hasNext(); ) {
            String fieldname = (String) i.next();
            // Get the properties for displaying this field
            FieldProperties props = (FieldProperties) page.fieldProperties.get(fieldname);
            // Get the data to display
            FormPrintEngine.DomValue data = new FormPrintEngine.DomValue(fieldname, props.sampleData);
            // Caluclate Clipping Region
            float x1 = Math.min(props.x1, props.x2);
            float x2 = Math.max(props.x1, props.x2);
            float y1 = Math.min(props.y1, props.y2);
            float y2 = Math.max(props.y1, props.y2);
            float w = Math.abs(props.x1 - props.x2) + 1;
            float h = Math.abs(props.y1 - props.y2) + 1;
            if (log.isDebugEnabled())
                log.debug("Print Field " + fieldname + "=" + data.getObject() + " @ [(" + x1 + "," + y1 + ")->(" + x2 + "," + y2 + ")]");
            // Default the font if not specified
            String font = BaseFont.HELVETICA;
            if (props.fontFace != null)
                font = props.fontFace;
            // Handle Barcodes diffently withing iText, don't just use fonts
            if (font.startsWith("Barcode")) {
                String bcClassName = "com.lowagie.text.pdf." + font;
                Object bcode = null;
                String dataStr = data.getValue();
                if (dataStr != null) {
                    log.debug("Barcode Data String = " + dataStr);
                    // Try and create the correct Barcode Object
                    try {
                        Class bcClass = Class.forName(bcClassName);
                        bcode = bcClass.newInstance();
                    } catch (Exception e) {
                        String err = "Can't Create Barcode Object for barcode type '" + font + "' on field " + fieldname;
                        log.error(err, e);
                    }
                    // Only continue if the barcode object was created
                    if (bcode != null) {
                        // Generate and Print barcode, based on common interface
                        if (bcode instanceof Barcode) {
                            Barcode b = (Barcode) bcode;
                            // Set some default output a barcode
                            b.setCode(dataStr);
                            if (props.fontSize <= 0) {
                                // Hide text if font size is 0, and make the barcode height the size of the box
                                b.setBarHeight(h);
                                b.setFont(null);
                            } else {
                                // size of text under barcode
                                b.setSize(props.fontSize);
                                // Adjust Bar Height to allow for font size
                                b.setBarHeight(h - props.fontSize - 5);
                            }
                            // Wide Bars
                            b.setN(2);
                            // Set custom parameters
                            setBarcodeParams(fieldname, bcode, props.style);
                            // Print out barcode
                            Image image = ((Barcode) bcode).createImageWithBarcode(cb, null, null);
                            printImage(image, cb, x1, y1, x2, y2, props.align, props.fitMethod, props.rotate);
                        } else // Print PDF417 barcode, not based on common interface
                        if (bcode instanceof BarcodePDF417) {
                            BarcodePDF417 b = (BarcodePDF417) bcode;
                            // Set some default output a barcode
                            b.setText(dataStr);
                            b.setErrorLevel(5);
                            // Set custom parameters
                            setBarcodeParams(fieldname, bcode, props.style);
                            log.debug("PDF417 Settings\n" + "BitColumns=" + b.getBitColumns() + "\n" + "CodeColumns=" + b.getCodeColumns() + "\n" + "CodeRows=" + b.getCodeRows() + "\n" + "ErrorLevel=" + b.getErrorLevel() + "\n" + "YHeight=" + b.getYHeight() + "\n" + "AspectRatio=" + b.getAspectRatio() + "\n" + "Options=" + b.getOptions() + "\n" + "LenCodewords=" + b.getLenCodewords());
                            // Print out barcode
                            // image = b.getImage();
                            printImage(b.getImage(), cb, x1, y1, x2, y2, props.align, props.fitMethod, props.rotate);
                        } else {
                            // Error, unknown barcode
                            String err = "Error, No print handler for barcode object " + bcode.getClass().getName();
                            log.error(err);
                        // throw new EngineProcessingException(err);
                        }
                    }
                } else
                    log.debug("SKIPPED BARCODE : No data for " + fieldname);
            // Handle Images differently within iText, native support for JFreeChart
            } else if ("image".equalsIgnoreCase(font)) {
                try {
                    java.awt.Image image = data.getDomImage();
                    // Add an image to the page
                    if (image != null) {
                        if (fieldname.startsWith("watermark")) {
                            // Add an image-based watermark to the under content layer
                            PdfContentByte contentUnder = m_writer.getDirectContentUnder();
                            if (props.opacity != 1f) {
                                PdfGState gs = new PdfGState();
                                gs.setFillOpacity(props.opacity);
                                contentUnder.setGState(gs);
                            }
                            printImage(image, contentUnder, x1, y1, x2, y2, props.align, props.fitMethod, props.rotate);
                        } else {
                            // Add an image to main page layer
                            printImage(image, cb, x1, y1, x2, y2, props.align, props.fitMethod, props.rotate);
                        }
                    }
                } catch (IOException e) {
                    // Add Error on page.
                    Phrase text = new Phrase("Image Error", FontFactory.getFont(FontFactory.HELVETICA_BOLDOBLIQUE, 8f, 0, ColorHelper.getColor("red")));
                    ColumnText ct = new ColumnText(cb);
                    ct.setSimpleColumn(text, x1, y1, x2, y2, 8f, Element.ALIGN_LEFT);
                }
            } else if (fieldname.startsWith("watermark")) {
                // Add a text-based watermark
                String text = data.getValue();
                PdfContentByte contentUnder = m_writer.getDirectContentUnder();
                if (props.opacity != 1f) {
                    PdfGState gs = new PdfGState();
                    gs.setFillOpacity(props.opacity);
                    contentUnder.setGState(gs);
                }
                // The text aligns (left, center, right) on the pivot point.
                // Default to align left.
                float pivotX = x1;
                float pivotY = y1;
                if (Element.ALIGN_CENTER == props.align) {
                    pivotX = (x1 / 2) + (x2 / 2);
                    pivotY = y1;
                } else if (Element.ALIGN_RIGHT == props.align) {
                    pivotX = x2;
                    pivotY = y1;
                }
                Phrase watermark = new Phrase(text, FontFactory.getFont(props.fontFace, props.fontSize, decodeFontStyle(props.style), ColorHelper.getColor(defaultWatermarkColor)));
                ColumnText.showTextAligned(contentUnder, props.align, watermark, pivotX, pivotY, props.rotate);
            } else {
                // Handle printing of basic Text
                float lineHeight = props.fontSize;
                String str = data.getValue();
                if (str != null) {
                    // Add a bounded column to add text to.
                    Phrase text = new Phrase(str, FontFactory.getFont(props.fontFace, props.fontSize, decodeFontStyle(props.style), ColorHelper.getColor(props.color)));
                    ColumnText ct = new ColumnText(cb);
                    if (props.fitMethod == FIT_METHOD_CLIP)
                        // set up column with height/width restrictions
                        ct.setSimpleColumn(text, x1, y1, x2, y2, lineHeight, props.align);
                    else
                        // set up column without (i.e. large) height/width restrictions
                        ct.setSimpleColumn(text, x1, y1, 1000, 0, lineHeight, props.align);
                    ct.go();
                }
            }
            // Draw outline boxes arround fields
            if (isTemplateMode()) {
                cb.setLineWidth(0.5f);
                cb.setLineDash(4f, 2f);
                cb.setColorStroke(new Color(0xA0, 0xA0, 0xA0));
                cb.moveTo(x1, y1);
                cb.lineTo(x1, y2);
                cb.lineTo(x2, y2);
                cb.lineTo(x2, y1);
                cb.lineTo(x1, y1);
                cb.stroke();
            }
        }
    // end for-loop
    } catch (DocumentException e) {
        String err = "Error printing data - " + e.getMessage();
        log.error(err, e);
        throw new EngineProcessingException(err);
    // } catch (IOException e) {
    // String err = "Error printing data - " + e.getMessage();
    // log.error(err ,e);
    // throw new EngineProcessingException(err);
    }
}

Example 3 with EngineProcessingException

use of org.jaffa.modules.printing.services.exceptions.EngineProcessingException in project jaffa-framework by jaffa-projects.

the class FormPrintEngineIText method parseTemplatePages.

/**
 * Process the template and do the following
 * <ol>
 * <li>Throw errors if there is something wrong with the template (in getTemplateName())
 * <li>Determine to the total number of pages in the template
 *    (The template should have at least one page)
 * <li>Populate an array where each template page should have one entry in it.
 *    Each entry will a PageDetails object, containing a list of fields
 *    on the page, and a list of repeating entities.
 * </ol>
 * On return from this the engine will calculate the total no of template pages,
 * and the unique list of reappearing group names
 * @throws FormPrintException Thrown if there is an error parsing the template pdf
 * @return This returns a List of PageDetails objects which contain data about
 * each page. It is assumed that the size of the list indicated the
 * number of pages in the template document being used
 */
protected List parseTemplatePages() throws FormPrintException {
    log.debug("parseTemplatePages:");
    try {
        m_templateReader = new PdfReader(getTemplateName());
    } catch (IOException e) {
        log.error("Error opening template - " + e.getMessage(), e);
        throw new EngineProcessingException("Error opening template - " + e.getMessage());
    }
    // we retrieve the total number of pages
    int templatePages = m_templateReader.getNumberOfPages();
    if (templatePages < 1)
        throw new EngineProcessingException("Template Document has no pages!");
    if (log.isDebugEnabled())
        log.debug("Template '" + getTemplateName() + "' has " + templatePages + " page(s)");
    // Create Empty array of page data
    ArrayList pageData = new ArrayList();
    for (int templatePage = 0; templatePage < templatePages; templatePage++) {
        PageDetailsExtended page = new PageDetailsExtended();
        pageData.add(page);
    }
    // Look for a related data file...
    File data = new File(getTemplateName() + ".csv");
    if (!data.exists()) {
        log.warn("CSV Parse Error: No data file found for field layout");
    } else {
        // Read the file, and populate PageDetailsExtended
        try (BufferedReader in = new BufferedReader(new FileReader(data))) {
            String line;
            int[] colOrder = null;
            int row = 0;
            while ((line = in.readLine()) != null) {
                row++;
                if (line.startsWith("#") || line.length() == 0)
                    // ignore commented out or blank lines.
                    continue;
                String[] cols = line.split(",");
                if (row == 1) {
                    // Must be first line, analyse column names....
                    colOrder = new int[cols.length];
                    for (int i = 0; i < cols.length; i++) {
                        String col = cols[i];
                        colOrder[i] = HEADINGS.indexOf(col);
                        if (colOrder[i] == -1) {
                            log.error("CSV Parse Error: Unknown column heading '" + col + "' in column " + (i + 1) + ". Can't Process File");
                            throw new EngineProcessingException("Can't read layout data file, column headings incorrect");
                        }
                    }
                } else {
                    // This is a row of data, process it
                    int pageNo = 0;
                    String field = null;
                    FormPrintEngineIText.FieldProperties props = new FormPrintEngineIText.FieldProperties();
                    for (int i = 0; i < cols.length; i++) {
                        try {
                            if (cols[i] != null && cols[i].trim().length() > 0 && colOrder != null) {
                                String value = cols[i].trim();
                                switch(colOrder[i]) {
                                    case COLUMN_PAGE:
                                        pageNo = Integer.parseInt(value);
                                        break;
                                    case COLUMN_FIELD:
                                        field = value;
                                        break;
                                    case COLUMN_X1:
                                        props.x1 = Float.parseFloat(value);
                                        break;
                                    case COLUMN_Y1:
                                        props.y1 = Float.parseFloat(value);
                                        break;
                                    case COLUMN_X2:
                                        props.x2 = Float.parseFloat(value);
                                        break;
                                    case COLUMN_Y2:
                                        props.y2 = Float.parseFloat(value);
                                        break;
                                    case COLUMN_FONT:
                                        props.fontFace = value;
                                        break;
                                    case COLUMN_SIZE:
                                        props.fontSize = Float.parseFloat(value);
                                        break;
                                    case COLUMN_ALIGN:
                                        if ("center".equalsIgnoreCase(value)) {
                                            props.align = Element.ALIGN_CENTER;
                                        } else if ("right".equalsIgnoreCase(value)) {
                                            props.align = Element.ALIGN_RIGHT;
                                        }
                                        break;
                                    case COLUMN_MULTILINE:
                                        props.multiLine = Boolean.valueOf(value).booleanValue();
                                        break;
                                    case COLUMN_FIT_METHOD:
                                        if (FIT_METHODS.contains(value.toLowerCase()))
                                            props.fitMethod = FIT_METHODS.indexOf(value.toLowerCase());
                                        break;
                                    case COLUMN_ROTATE:
                                        props.rotate = Float.parseFloat(value);
                                        break;
                                    case COLUMN_STYLE:
                                        props.style = value;
                                        break;
                                    case COLUMN_COLOR:
                                        props.color = value;
                                        break;
                                    case COLUMN_BACKGROUND:
                                        props.background = value;
                                        break;
                                    case COLUMN_SAMPLE_DATA:
                                        props.sampleData = URLDecoder.decode(value, "UTF-8");
                                        break;
                                    case COLUMN_OPACITY:
                                        props.opacity = Float.parseFloat(value);
                                        break;
                                }
                            // switch
                            }
                        } catch (NumberFormatException ne) {
                            String err = "CSV Parse Error: Invalid Numeric Value in Form Layout Data. Row=" + row + ", Column=" + i + ", Value='" + cols[i] + "'";
                            log.error(err);
                            throw new EngineProcessingException(err);
                        }
                    }
                    // for
                    if (pageNo < 1 || pageNo > templatePages) {
                        String err = "CSV Parse Error: Invalid Page Number " + pageNo + " on row " + row;
                        log.error(err);
                        throw new EngineProcessingException(err);
                    }
                    if (field == null) {
                        String err = "CSV Parse Error: Invalid/Missing Field Name on row " + row;
                        log.error(err);
                        throw new EngineProcessingException(err);
                    }
                    PageDetailsExtended page = (PageDetailsExtended) pageData.get(pageNo - 1);
                    page.fieldList.add(field);
                    page.fieldProperties.put(field, props);
                }
            }
        // while loop on each input line
        } catch (IOException e) {
            log.warn("CSV Parse Error: Failed to read layout data file", e);
        }
    }
    return pageData;
}

Example 4 with EngineProcessingException

use of org.jaffa.modules.printing.services.exceptions.EngineProcessingException in project jaffa-framework by jaffa-projects.

the class CustomDataBeanFactory method getInstance.

public IDataBean getInstance() throws FrameworkException, ApplicationExceptions {
    // Construct the DataBean
    IDataBean dataBean = null;
    IAdditionalDataObject dataBean2 = null;
    try {
        log.debug("Created a Custom DataBean " + m_beanClass);
        dataBean = (IDataBean) m_beanClass.newInstance();
        if (m_beanClass.newInstance() instanceof IAdditionalDataObject) {
            if (dataBean != null) {
                dataBean2 = (IAdditionalDataObject) dataBean;
                dataBean2.setAdditionalDataObject(additionalDataObject);
            }
        }
    } catch (IllegalAccessException e) {
        log.error("Can't create data bean", e);
        throw new EngineProcessingException(e.getMessage(), e);
    } catch (InstantiationException e) {
        log.error("Can't create data bean", e);
        throw new EngineProcessingException(e.getMessage(), e);
    }
    if (dataBean == null)
        throw new EngineProcessingException("No CustomDataBean created");
    // Populate the keys
    if (m_keys != null) {
        for (String field : m_keys.keySet()) {
            String value = m_keys.get(field);
            try {
                BeanHelper.setField(dataBean, field, value);
            } catch (IntrospectionException e) {
                log.error("Can't set bean property " + field, e);
            } catch (IllegalAccessException e) {
                log.error("Can't set bean property " + field, e);
            } catch (InvocationTargetException e) {
                log.error("Can't set bean property " + field, e);
            }
        }
    }
    if (m_formName != null) {
        try {
            BeanHelper.setField(dataBean, "formName", m_formName);
        } catch (IntrospectionException e) {
            log.error("Can't set bean property formName. " + e);
        } catch (IllegalAccessException e) {
            log.error("Can't set bean property formName. " + e);
        } catch (InvocationTargetException e) {
            log.error("Can't set bean property formName. " + e);
        }
    }
    // Now make sure the bean has data in it
    dataBean.populate();
    return dataBean;
}

Example 5 with EngineProcessingException

use of org.jaffa.modules.printing.services.exceptions.EngineProcessingException in project jaffa-framework by jaffa-projects.

the class FormCache method getTemplate.

/**
 * Get the template file out of the BLOB's, write them to a file, and
 * return the path to that file.
 * A temp location for this can be defined, and in this case it will
 * cache them there and only read them from the database if they don't exist,
 * or are older that the database time stamp.
 */
public String getTemplate(FormDefinition form, String engineType) throws FrameworkException {
    String extn = ".tpl";
    if (FormPrintFactory.ENGINE_TYPE_ITEXT.equals(engineType) || FormPrintFactory.ENGINE_TYPE_PDFLIB.equals(engineType)) {
        extn = ".pdf";
    } else if (FormPrintFactory.ENGINE_TYPE_FOP.equals(engineType)) {
        extn = ".xslt";
    }
    File temp = new File(getTemplatePath(), form.getFormId() + extn);
    // See if a cached version can be returned
    if (temp.exists() && ((form.getLastChangedOn() == null && form.getCreatedOn() != null && temp.lastModified() > form.getCreatedOn().timeInMillis()) || (form.getLastChangedOn() != null && temp.lastModified() > form.getLastChangedOn().timeInMillis()))) {
        // If this is itext, make sure the CSV file is also current
        if (FormPrintFactory.ENGINE_TYPE_ITEXT.equals(engineType)) {
            File tempCsv = new File(getTemplatePath(), form.getFormId() + extn + ".csv");
            // See if a cached version can be returned
            if (tempCsv.exists() && ((form.getLastChangedOn() == null && form.getCreatedOn() != null && tempCsv.lastModified() > form.getCreatedOn().timeInMillis()) || (form.getLastChangedOn() != null && tempCsv.lastModified() > form.getLastChangedOn().timeInMillis()))) {
                log.debug("Use Cached Template/CSV :" + temp.getAbsolutePath());
                return temp.getAbsolutePath();
            }
        } else {
            log.debug("Use Cached Template :" + temp.getAbsolutePath());
            return temp.getAbsolutePath();
        }
    }
    // Extract this from the Database
    FormTemplate formTemp = form.getFormTemplateObject();
    if (formTemp == null)
        return null;
    // Write out the template file
    if (temp.exists())
        temp.delete();
    if (formTemp.getTemplateData() != null) {
        if (!temp.getParentFile().exists())
            temp.getParentFile().mkdirs();
        try {
            if (FormPrintFactory.ENGINE_TYPE_FOP.equals(engineType)) {
                InputStream xsltTransformer = URLHelper.getInputStream(XSLT_TRANSFORMER);
                try {
                    // Do all necessary transformations to the form XSLT file
                    XmlTransformerUtil.transform(formTemp.getTemplateData(), xsltTransformer, temp);
                } catch (TransformerException e) {
                    String err = "Failed to Transform and write the Form Template " + temp.getAbsolutePath();
                    log.error(err, e);
                    throw new EngineProcessingException(err, e);
                }
            } else {
                try (FileOutputStream fos = new FileOutputStream(temp)) {
                    fos.write(formTemp.getTemplateData());
                }
            }
            log.debug("Written Template File " + temp.getAbsolutePath());
        } catch (IOException e) {
            String err = "Failed to write Template File " + temp.getAbsolutePath();
            log.error(err, e);
            throw new EngineProcessingException(err, e);
        }
    } else {
        log.warn("No Template In Form Definition " + form.getFormId() + "(Name=" + form.getFormName() + ",Alt=" + form.getFormAlternate() + ",Variation=" + form.getFormVariation() + ",Output" + form.getOutputType());
    }
    File tempLayout = null;
    // If the engine type is itext, specify where the CSV file should be written
    if (FormPrintFactory.ENGINE_TYPE_ITEXT.equals(engineType))
        tempLayout = new File(getTemplatePath(), form.getFormId() + ".pdf.csv");
    // See if there is layout data needed
    if (tempLayout != null) {
        if (tempLayout.exists())
            tempLayout.delete();
        if (formTemp.getLayoutData() != null) {
            try (FileOutputStream fos = new FileOutputStream(tempLayout)) {
                fos.write(formTemp.getLayoutData());
                log.debug("Written Template Layout File " + tempLayout.getAbsolutePath());
            } catch (IOException e) {
                String err = "Failed to write Layout File " + tempLayout.getAbsolutePath();
                log.error(err, e);
                throw new EngineProcessingException(err, e);
            }
        }
    }
    // return the temp file
    return temp.getAbsolutePath();
}