@SuppressWarnings("unchecked")
public String getFeedContent(Feed feed) {
if (feed == null) {
LOGGER.warning("Feed is unknown!");
return null;
}
Date updated = new Date(System.currentTimeMillis());
feed.setUpdated(updated);
List<Module> modules = feed.getModules();
if (!ListUtil.isEmpty(modules)) {
for (Module module : modules) {
if (module instanceof DCModule) {
((DCModule) module).setDate(updated);
}
}
}
try {
return wfo.outputString(feed);
} catch (Exception e) {
LOGGER.log(Level.WARNING, "Error while outputing feed to string: " + feed, e);
return null;
}
}
private Feed parseFeedMetadata(final String baseURI, final Element eFeed, final Locale locale) {
final com.sun.syndication.feed.atom.Feed feed =
new com.sun.syndication.feed.atom.Feed(getType());
Element e = eFeed.getChild("title", getAtomNamespace());
if (e != null) {
final Content c = new Content();
c.setValue(parseTextConstructToString(e));
c.setType(getAttributeValue(e, "type"));
feed.setTitleEx(c);
}
List<Element> eList = eFeed.getChildren("link", getAtomNamespace());
feed.setAlternateLinks(parseAlternateLinks(feed, null, baseURI, eList));
feed.setOtherLinks(parseOtherLinks(feed, null, baseURI, eList));
final List<Element> cList = eFeed.getChildren("category", getAtomNamespace());
feed.setCategories(parseCategories(baseURI, cList));
eList = eFeed.getChildren("author", getAtomNamespace());
if (eList.size() > 0) {
feed.setAuthors(parsePersons(baseURI, eList, locale));
}
eList = eFeed.getChildren("contributor", getAtomNamespace());
if (eList.size() > 0) {
feed.setContributors(parsePersons(baseURI, eList, locale));
}
e = eFeed.getChild("subtitle", getAtomNamespace());
if (e != null) {
final Content subtitle = new Content();
subtitle.setValue(parseTextConstructToString(e));
subtitle.setType(getAttributeValue(e, "type"));
feed.setSubtitle(subtitle);
}
e = eFeed.getChild("id", getAtomNamespace());
if (e != null) {
feed.setId(e.getText());
}
e = eFeed.getChild("generator", getAtomNamespace());
if (e != null) {
final Generator gen = new Generator();
gen.setValue(e.getText());
String att = getAttributeValue(e, "uri");
if (att != null) {
gen.setUrl(att);
}
att = getAttributeValue(e, "version");
if (att != null) {
gen.setVersion(att);
}
feed.setGenerator(gen);
}
e = eFeed.getChild("rights", getAtomNamespace());
if (e != null) {
feed.setRights(parseTextConstructToString(e));
}
e = eFeed.getChild("icon", getAtomNamespace());
if (e != null) {
feed.setIcon(e.getText());
}
e = eFeed.getChild("logo", getAtomNamespace());
if (e != null) {
feed.setLogo(e.getText());
}
e = eFeed.getChild("updated", getAtomNamespace());
if (e != null) {
feed.setUpdated(DateParser.parseDate(e.getText(), locale));
}
return feed;
}