protected Object createStreamForPDF()

in src/java/org/apache/fop/render/pdf/pdfbox/AbstractPDFBoxHandler.java [52:117]
55 lines of code
11 McCabe index (conditional complexity)

    protected Object createStreamForPDF(ImagePDF image, PDFPage targetPage, FOUserAgent userAgent,
                                        AffineTransform pageAdjust, FontInfo fontinfo, Rectangle destRect,
                                        Map<String, Object> usedFieldNames, Map<Integer, PDFArray> pageNumbers,
                                        PDFLogicalStructureHandler handler,
                                        PDFStructElem curentSessionElem) throws IOException {

        EventBroadcaster eventBroadcaster = null;
        if (userAgent != null) {
            eventBroadcaster = userAgent.getEventBroadcaster();
        }
        String originalImageUri = image.getInfo().getOriginalURI();
        final int selectedPage = ImageUtil.needPageIndexFromURI(originalImageUri);

        PDDocument srcDoc = image.getPDDocument();
        float pdfVersion = srcDoc.getDocument().getVersion();
        Version inputDocVersion = Version.getValueOf(String.valueOf(pdfVersion));
        PDFDocument pdfDoc = targetPage.getDocument();

        if (pdfDoc.getPDFVersion().compareTo(inputDocVersion) < 0) {
            try {
                pdfDoc.setPDFVersion(inputDocVersion);
            } catch (IllegalStateException e) {
                getEventProducer(eventBroadcaster).pdfVersionMismatch(this,
                         pdfDoc.getPDFVersionString(), String.valueOf(pdfVersion));
            }
        }

        //Encryption test
        if (srcDoc.isEncrypted()) {
            getEventProducer(eventBroadcaster).encryptedPdf(this);
            return null;
        }

        //Warn about potential problems with PDF/A and PDF/X
        if (pdfDoc.getProfile().isPDFAActive()) {
            getEventProducer(eventBroadcaster).pdfAActive(this);
        }
        if (pdfDoc.getProfile().isPDFXActive()) {
            getEventProducer(eventBroadcaster).pdfXActive(this);
        }

        Map<Object, Object> objectCachePerFile = getObjectCache(getImagePath(originalImageUri), userAgent);

        PDPage srcPage = srcDoc.getPage(selectedPage);

        if (targetPage.getPDFResources().getParentResources() == null) {
            PDFResources res = pdfDoc.getFactory().makeResources();
            res.setParentResources(pdfDoc.getResources());
            res.addContext(targetPage);
            targetPage.put("Resources", res);
        }

        Map<Object, Object> objectCache = getObjectCache(getClass().getName(), userAgent);
        PDFBoxAdapter adapter =
                new PDFBoxAdapter(targetPage, objectCachePerFile, usedFieldNames, pageNumbers, objectCache);
        if (handler != null) {
            adapter.setCurrentMCID(handler.getPageParentTree().length());
        }
        Object stream =
                adapter.createStreamFromPDFBoxPage(srcDoc, srcPage, originalImageUri, pageAdjust, fontinfo, destRect);
        if (userAgent.isAccessibilityEnabled() && curentSessionElem != null) {
            TaggedPDFConductor conductor = new TaggedPDFConductor(curentSessionElem, handler, srcPage, adapter);
            conductor.handleLogicalStructure(srcDoc);
        }
        return stream;
    }