private ItemImpl follow()

in src/main/java/org/apache/sling/hapi/client/impl/microdata/MicrodataDocument.java [203:241]

30 lines of code
10 McCabe index (conditional complexity)


        private ItemImpl follow(Element el, MicrodataDocument doc) throws ClientException {
            if (el.hasAttr("itemscope")) {
                return new ItemImpl(el, doc);
            }

            if (el.tagName().equalsIgnoreCase("a") && el.hasAttr("href")) {
                String href = el.attr("href");

                if (href.startsWith("#")) {
                    Element first = el.ownerDocument().select(href).first();
                    return first == null ? null : follow(first, doc);
                }

                String absHref = el.attr("abs:href");
                MicrodataDocument d = (MicrodataDocument) doc.client.get(absHref);

                try {
                    URI uri = new URI(absHref);

                    String fragment = uri.getRawFragment();
                    if (fragment != null) {
                        Element e = d.jsoupDocument.getElementById(fragment);
                        return e == null ? null : follow(e, d);
                    }
                } catch (URISyntaxException ex) {
                    throw new ClientException("Error parsing URI: " + absHref, ex);
                }

                ItemsImpl items = (ItemsImpl) d.items();

                if (items.length() == 1) {
                    return (ItemImpl) items.at(0);
                }

                throw new ClientException("Unable determine item: " + absHref);
            }

            return new ItemImpl(el, doc);
        }