private void mergeXObj()

in src/java/org/apache/fop/render/pdf/pdfbox/PDFBoxAdapter.java [370:406]
37 lines of code
11 McCabe index (conditional complexity)

    private void mergeXObj(COSDictionary sourcePageResources, FontInfo fontinfo, UniqueName uniqueName)
        throws IOException {
        COSDictionary xobj = (COSDictionary) sourcePageResources.getDictionaryObject(COSName.XOBJECT);
        if (xobj != null && pdfDoc.isMergeFontsEnabled()) {
            for (Map.Entry<COSName, COSBase> i : xobj.entrySet()) {
                COSObject v = (COSObject) i.getValue();
                COSStream stream = (COSStream) v.getObject();
                COSDictionary res = (COSDictionary) stream.getDictionaryObject(COSName.RESOURCES);
                if (res != null) {
                    COSDictionary src = (COSDictionary) res.getDictionaryObject(COSName.FONT);
                    if (src != null) {
                        COSDictionary target = (COSDictionary) sourcePageResources.getDictionaryObject(COSName.FONT);
                        if (target == null) {
                            sourcePageResources.setItem(COSName.FONT, src);
                        } else {
                            for (Map.Entry<COSName, COSBase> entry : src.entrySet()) {
                                if (!target.keySet().contains(entry.getKey())) {
                                    target.setItem(uniqueName.getName(entry.getKey()), entry.getValue());
                                }
                            }
                        }
                        PDFWriter writer = new MergeFontsPDFWriter(src, fontinfo, uniqueName, parentFonts, 0);
                        String c = writer.writeText(new PDStream(stream));
                        if (c != null) {
                            stream.removeItem(COSName.FILTER);
                            newXObj.put(i.getKey(), c);
                            for (Object e : src.keySet().toArray()) {
                                COSName name = (COSName) e;
                                src.setItem(uniqueName.getName(name), src.getItem(name));
                                src.removeItem(name);
                            }
                        }
                    }
                }
            }
        }
    }