Example usage for com.lowagie.text List isEmpty

Introduction

In this page you can find the example usage for com.lowagie.text List isEmpty.

Prototype

public boolean isEmpty() 

Source Link

Document

Returns true if the list is empty.

Usage

From source file:com.silverpeas.importExport.control.ImportExport.java

License:Open Source License

/**
 * @param userDetail/*from w  ww .  ja v  a 2 s.c  o  m*/
 * @param itemsToExport
 * @return
 * @throws ImportExportException
 */
public ExportPDFReport processExportPDF(UserDetail userDetail, List<WAAttributeValuePair> itemsToExport,
        NodePK rootPK) throws ImportExportException {
    ExportPDFReport report = new ExportPDFReport();
    report.setDateDebut(new Date());

    PublicationsTypeManager pubTypeManager = new PublicationsTypeManager();

    String fileExportName = generateExportDirName(userDetail, "fusion");
    String tempDir = FileRepositoryManager.getTemporaryPath();

    File fileExportDir = new File(tempDir + fileExportName);
    if (!fileExportDir.exists()) {
        try {
            FileFolderManager.createFolder(fileExportDir);
        } catch (UtilException ex) {
            throw new ImportExportException("ImportExport", "importExport.EX_CANT_CREATE_FOLDER", ex);
        }
    }

    File pdfFileName = new File(tempDir + fileExportName + ".pdf");
    try {
        // cration des rpertoires avec le nom des thmes et des publications
        List<AttachmentDetail> pdfList = pubTypeManager.processPDFExport(report, userDetail, itemsToExport,
                fileExportDir.getPath(), true, rootPK);

        try {
            int pageOffset = 0;
            List master = new ArrayList();
            Document document = null;
            PdfCopy writer = null;

            if (!pdfList.isEmpty()) {
                boolean firstPage = true;
                for (AttachmentDetail attDetail : pdfList) {
                    PdfReader reader = null;
                    try {
                        reader = new PdfReader(
                                fileExportDir.getPath() + File.separatorChar + attDetail.getLogicalName());
                    } catch (IOException ioe) {
                        // Attached file is not physically present on disk, ignore it and log event
                        SilverTrace.error("importExport", "PublicationTypeManager.processExportPDF",
                                "CANT_FIND_PDF_FILE",
                                "PDF file '" + attDetail.getLogicalName() + "' is not present on disk", ioe);
                    }
                    if (reader != null) {
                        reader.consolidateNamedDestinations();
                        int nbPages = reader.getNumberOfPages();
                        List bookmarks = SimpleBookmark.getBookmark(reader);
                        if (bookmarks != null) {
                            if (pageOffset != 0) {
                                SimpleBookmark.shiftPageNumbers(bookmarks, pageOffset, null);
                            }
                            master.addAll(bookmarks);
                        }
                        pageOffset += nbPages;

                        if (firstPage) {
                            document = new Document(reader.getPageSizeWithRotation(1));
                            writer = new PdfCopy(document, new FileOutputStream(pdfFileName));
                            document.open();
                            firstPage = false;
                        }

                        for (int i = 1; i <= nbPages; i++) {
                            try {
                                PdfImportedPage page = writer.getImportedPage(reader, i);
                                writer.addPage(page);
                            } catch (Exception e) {
                                // Can't import PDF file, ignore it and log event
                                SilverTrace.error("importExport", "PublicationTypeManager.processExportPDF",
                                        "CANT_MERGE_PDF_FILE", "PDF file is " + attDetail.getLogicalName(), e);
                            }
                        }

                        PRAcroForm form = reader.getAcroForm();
                        if (form != null) {
                            writer.copyAcroForm(reader);
                        }
                    }
                }

                if (!master.isEmpty()) {
                    writer.setOutlines(master);
                }
                writer.flush();
                document.close();
            } else {
                return null;
            }

        } catch (BadPdfFormatException e) {
            // Erreur lors de la copie
            throw new ImportExportException("ImportExport", "root.EX_CANT_WRITE_FILE", e);
        } catch (DocumentException e) {
            // Impossible de copier le document
            throw new ImportExportException("ImportExport", "root.EX_CANT_WRITE_FILE", e);
        }

    } catch (IOException e) {
        // Pb avec le rpertoire de destination
        throw new ImportExportException("ImportExport", "root.EX_CANT_WRITE_FILE", e);
    }

    report.setPdfFileName(pdfFileName.getName());
    report.setPdfFileSize(pdfFileName.length());
    report.setPdfFilePath(FileServerUtils.getUrlToTempDir(pdfFileName.getName()));

    report.setDateFin(new Date());

    return report;
}

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