Java Code Examples for com.rometools.rome.feed.rss.Item#setLink()

@SuppressWarnings("unchecked")
@Override
protected List<Item> buildFeedItems(Map<String, Object> model,
		HttpServletRequest req, HttpServletResponse resp) throws Exception {
	
	// get data model which is passed by the Spring container
	List<HrmsNews> news = (List<HrmsNews>) model.get("allNews");
       List<Item> items = new ArrayList<Item>(news.size());
 	
	for(HrmsNews topic : news ){
	
		Item item = new Item();
		
		Content content = new Content();
		content.setValue(topic.getSummary());
		item.setContent(content);
		
		item.setTitle(topic.getDescription());
		item.setLink(topic.getLink());
		item.setPubDate(new Date());
		
		items.add(item);
	}
	
	return items;
}
 

protected List buildFeedItems(Map model, HttpServletRequest request, HttpServletResponse response)
        throws Exception {
    	
        List<Podcast> podcasts = (List<Podcast>) model.get("list_of_podcasts");
        List<Item> items = new ArrayList<Item>(podcasts.size());

        for (Podcast podcast : podcasts) {
            Item item = new Item();
//            String date = String.format("%1$tY-%1$tm-%1$td", podcast.getLastEpisode().getPublicationDate());
            item.setTitle(podcast.getTitle());
            item.setPubDate(podcast.getPublicationDate());
            item.setLink(model.get("HOST_AND_PORT_URL") + "/podcasts/" + podcast.getPodcastId() 
            		+ "/" + podcast.getTitleInUrl());
            
            Description podcastDescription = new Description();
            podcastDescription.setValue(podcast.getDescription());
            item.setDescription(podcastDescription);  
                        
            items.add(item);
        }

        return items;
    }
 

@SuppressWarnings("unchecked")
@Override
protected List<Item> buildFeedItems(
		Map<String, Object> model,
		HttpServletRequest request,
		HttpServletResponse response)
throws Exception {
	Set<Article> articles = (Set<Article>)model.get("articles");
	List<Item> items = new ArrayList<>(articles.size());
	for (Article article : articles) {
		Item item = new Item();
		item.setTitle(article.getTitle());
		item.setPubDate(Date.from(article.getDate().atZone(ZoneId.systemDefault()).toInstant()));
		Description description = new Description();
		description.setType("text/html");
		description.setValue(article.getBody());
		item.setDescription(description);
		item.setLink(link(article));
		items.add(item);
	}
	return items;
}
 

@Override
protected List<Item> buildFeedItems(Map<String, Object> map, HttpServletRequest httpStRequest, HttpServletResponse httpStResponse) throws Exception {
    List list = new ArrayList<Item>();

    Item item1 = new Item();
    item1.setLink("http://www.baeldung.com/netty-exception-handling");
    item1.setTitle("Exceptions in Netty");
    Description description1 = new Description();
    description1.setValue("In this quick article, we’ll be looking at exception handling in Netty.");
    item1.setDescription(description1);
    item1.setPubDate(new Date());
    item1.setAuthor("Carlos");

    Item item2 = new Item();
    item2.setLink("http://www.baeldung.com/cockroachdb-java");
    item2.setTitle("Guide to CockroachDB in Java");
    Description description2 = new Description();
    description2.setValue("This tutorial is an introductory guide to using CockroachDB with Java.");
    item2.setDescription(description2);
    item2.setPubDate(new Date());
    item2.setAuthor("Baeldung");

    list.add(item1);
    list.add(item2);
    return list;
}
 

private Channel buildChannel(List<Article> articles){
    Channel channel = new Channel("rss_2.0");
    channel.setLink("http://localhost:8080/spring-mvc-simple/rss");
    channel.setTitle("Article Feed");
    channel.setDescription("Article Feed Description");
    channel.setPubDate(new Date());

    List<Item> items = new ArrayList<>();
    for (Article article : articles) {
        Item item = new Item();
        item.setLink(article.getLink());
        item.setTitle(article.getTitle());
        Description description1 = new Description();
        description1.setValue(article.getDescription());
        item.setDescription(description1);
        item.setPubDate(article.getPublishedDate());
        item.setAuthor(article.getAuthor());
        items.add(item);
    }

    channel.setItems(items);
    return channel;
}
 

@Override
protected List<Item> buildFeedItems(Map<String, Object> map, HttpServletRequest httpStRequest, HttpServletResponse httpStResponse) throws Exception {
    List list = new ArrayList<Item>();

    Item item1 = new Item();
    item1.setLink("http://www.baeldung.com/netty-exception-handling");
    item1.setTitle("Exceptions in Netty");
    Description description1 = new Description();
    description1.setValue("In this quick article, we’ll be looking at exception handling in Netty.");
    item1.setDescription(description1);
    item1.setPubDate(new Date());
    item1.setAuthor("Carlos");

    Item item2 = new Item();
    item2.setLink("http://www.baeldung.com/cockroachdb-java");
    item2.setTitle("Guide to CockroachDB in Java");
    Description description2 = new Description();
    description2.setValue("This tutorial is an introductory guide to using CockroachDB with Java.");
    item2.setDescription(description2);
    item2.setPubDate(new Date());
    item2.setAuthor("Baeldung");

    list.add(item1);
    list.add(item2);
    return list;
}
 

private Item convertArticle(Article article) {
  Item entry = new Item();
  Guid guid = new Guid();
  guid.setValue(article.getArticleId().toString());
  entry.setGuid(guid);
  entry.setTitle(cleanXml10Characters(article.getTitle()));
  entry.setPubDate(Date.from(article.getCreateTime()));
  Description summary = new Description();
  summary.setType("html");
  summary.setValue(buildSummary(article));
  entry.setDescription(summary);
  entry.setLink(articleUrl(article));
  return entry;
}
 

protected List buildFeedItems(Map model, HttpServletRequest request, HttpServletResponse response)
    throws Exception {
	
    List<Episode> episodes = (List<Episode>) model.get("list_of_episodes");
    List<Item> items = new ArrayList<Item>(episodes.size());

    for (Episode episode : episodes) {
        Item item = new Item();
        String date = String.format("%1$tY-%1$tm-%1$td", episode.getPublicationDate());
        item.setTitle(episode.getTitle());
        item.setPubDate(episode.getPublicationDate());
        item.setLink(model.get("HOST_AND_PORT_URL") + "/podcasts/" + episode.getPodcastId() 
        		+ "/" + episode.getPodcast().getTitleInUrl()+ "/episodes/" + episode.getEpisodeId()
        		+ "/" + episode.getTitleInUrl());
        
        Description episodeDescription = new Description();
        episodeDescription.setValue(episode.getDescription());
        item.setDescription(episodeDescription);  
        
        //set enclosures
        List<Enclosure> enclosures = new ArrayList<Enclosure>();
        Enclosure enclosure = new Enclosure();
        enclosure.setUrl(episode.getMediaUrl());
        if(episode.getLength() != null) enclosure.setLength(episode.getLength());
        if(episode.getEnclosureType() != null ) enclosure.setType(episode.getEnclosureType()); 
        enclosures.add(enclosure);
        item.setEnclosures(enclosures);
        
        items.add(item);
    }

    return items;
}
 

protected List buildFeedItems(Map model, HttpServletRequest request, HttpServletResponse response)
    throws Exception {
	
    List<Podcast> podcasts = (List<Podcast>) model.get("list_of_podcasts");
    List<Item> items = new ArrayList<Item>(podcasts.size());

    for (Podcast podcast : podcasts) {
        Episode episode = podcast.getLastEpisode();
        Item item = new Item();
        String date = String.format("%1$tY-%1$tm-%1$td", episode.getPublicationDate());
        item.setTitle(podcast.getTitle()+ " - " + episode.getTitle());
        item.setPubDate(podcast.getPublicationDate());
        item.setLink( model.get("HOST_AND_PORT_URL") + "/podcasts/" + podcast.getPodcastId() 
        		+ "/" + podcast.getTitleInUrl() );
        
        Description episodeDescription = new Description();
        episodeDescription.setValue(episode.getDescription());
        item.setDescription(episodeDescription);  
        
        //set enclosures
        List<Enclosure> enclosures = new ArrayList<Enclosure>();
        Enclosure enclosure = new Enclosure();
        enclosure.setUrl(episode.getMediaUrl());    
        if(episode.getLength() != null) enclosure.setLength(episode.getLength());
        if(episode.getEnclosureType() != null ) enclosure.setType(episode.getEnclosureType());             
        enclosures.add(enclosure);
        item.setEnclosures(enclosures);
        
        items.add(item);
    }

    return items;
}
 

/**
 * Parses an item element of an RSS document looking for item information.
 * <p/>
 * It reads title and link out of the 'item' element.
 * <p/>
 *
 * @param rssRoot the root element of the RSS document in case it's needed for context.
 * @param eItem the item element to parse.
 * @return the parsed RSSItem bean.
 */
protected Item parseItem(final Element rssRoot, final Element eItem, final Locale locale) {

    final Item item = new Item();

    final Element title = eItem.getChild("title", getRSSNamespace());
    if (title != null) {
        item.setTitle(title.getText());
    }

    final Element link = eItem.getChild("link", getRSSNamespace());
    if (link != null) {
        item.setLink(link.getText());
        item.setUri(link.getText());
    }

    item.setModules(parseItemModules(eItem, locale));

    final List<Element> foreignMarkup = extractForeignMarkup(eItem, item, getRSSNamespace());
    // content:encoded elements are treated special, without a module, they have to be removed
    // from the foreign markup to avoid duplication in case of read/write. Note that this fix
    // will break if a content module is used
    final Iterator<Element> iterator = foreignMarkup.iterator();
    while (iterator.hasNext()) {
        final Element element = iterator.next();
        final Namespace eNamespace = element.getNamespace();
        final String eName = element.getName();
        if (getContentNamespace().equals(eNamespace) && eName.equals("encoded")) {
            iterator.remove();
        }
    }

    if (!foreignMarkup.isEmpty()) {
        item.setForeignMarkup(foreignMarkup);
    }

    return item;
}
 

/**
 * This add a particular podcast to the feed.
 * 
 * @param title
 *            The title for this podcast
 * @param mp3link
 *            The URL where the podcast is stored
 * @param date
 *            The publish date for this podcast
 * @param blogContent
 *            The description of this podcast
 * @param cat
 *            The category of entry this is (Podcast)
 * @param author
 *            The author of this podcast
 * 
 * @return 
 * 			 A SyndEntryImpl for this podcast
 */
private Item addPodcast(Map values) 
{
	final Item item = new Item();

	// set title for this podcast
	item.setTitle((String) values.get("title"));

       // Replace all occurrences of pattern (ie, spaces) in input
       // with hex equivalent (%20)
       Pattern pattern = Pattern.compile(" ");
       String url = (String) values.get("url");
       Matcher matcher = pattern.matcher(url);
       url = matcher.replaceAll("%20");
       item.setLink(url);

       // Set Publish date for this podcast/episode
       // NOTE: date has local time, but when feed rendered,
       // converts it to GMT
	item.setPubDate((Date) values.get("date"));

	// Set description for this podcast/episode
	final Description itemDescription = new Description();
	itemDescription.setType(DESCRIPTION_CONTENT_TYPE);
	itemDescription.setValue((String) values.get("description"));
	item.setDescription(itemDescription);

	// Set guid for this podcast/episode
	item.setGuid(new Guid());
	item.getGuid().setValue((String) values.get("guid"));
	item.getGuid().setPermaLink(false);

	// This creates the enclosure so podcatchers (iTunes) can
	// find the podcasts		
	List enclosures = new ArrayList();

	final Enclosure enc = new Enclosure();
	enc.setUrl(url);
	enc.setType((String) values.get("type"));
	enc.setLength((Long) values.get("len"));

	enclosures.add(enc);

	item.setEnclosures(enclosures);

	// Currently uses 2 modules:
	//  iTunes for podcasting
	//  DCmodule since validators want email with author tag, 
	//    so use dc:creator instead
	List modules = new ArrayList();
	
	// Generate the iTunes tags
	final EntryInformation iTunesModule = new EntryInformationImpl();

	iTunesModule.setAuthor(getMessageBundleString(FEED_ITEM_AUTHOR_STRING));
	iTunesModule.setSummary((String) values.get("description"));

	// Set dc:creator tag
	final DCModuleImpl dcModule = new DCModuleImpl();
	
	dcModule.setCreator((String) values.get("author"));
	
	modules.add(iTunesModule);
	modules.add(dcModule);
	
	item.setModules(modules);
	
	return item;
}
 

/**
 * This add a particular podcast to the feed.
 * 
 * @param title
 *            The title for this podcast
 * @param mp3link
 *            The URL where the podcast is stored
 * @param date
 *            The publish date for this podcast
 * @param blogContent
 *            The description of this podcast
 * @param cat
 *            The category of entry this is (Podcast)
 * @param author
 *            The author of this podcast
 * 
 * @return 
 * 			 A SyndEntryImpl for this podcast
 */
private Item addPodcast(Map values) 
{
	final Item item = new Item();

	// set title for this podcast
	item.setTitle((String) values.get("title"));

       // Replace all occurrences of pattern (ie, spaces) in input
       // with hex equivalent (%20)
       Pattern pattern = Pattern.compile(" ");
       String url = (String) values.get("url");
       Matcher matcher = pattern.matcher(url);
       url = matcher.replaceAll("%20");
       item.setLink(url);

       // Set Publish date for this podcast/episode
       // NOTE: date has local time, but when feed rendered,
       // converts it to GMT
	item.setPubDate((Date) values.get("date"));

	// Set description for this podcast/episode
	final Description itemDescription = new Description();
	itemDescription.setType(DESCRIPTION_CONTENT_TYPE);
	itemDescription.setValue((String) values.get("description"));
	item.setDescription(itemDescription);

	// Set guid for this podcast/episode
	item.setGuid(new Guid());
	item.getGuid().setValue((String) values.get("guid"));
	item.getGuid().setPermaLink(false);

	// This creates the enclosure so podcatchers (iTunes) can
	// find the podcasts		
	List enclosures = new ArrayList();

	final Enclosure enc = new Enclosure();
	enc.setUrl(url);
	enc.setType((String) values.get("type"));
	enc.setLength((Long) values.get("len"));

	enclosures.add(enc);

	item.setEnclosures(enclosures);

	// Currently uses 2 modules:
	//  iTunes for podcasting
	//  DCmodule since validators want email with author tag, 
	//    so use dc:creator instead
	List modules = new ArrayList();
	
	// Generate the iTunes tags
	final EntryInformation iTunesModule = new EntryInformationImpl();

	iTunesModule.setAuthor(getMessageBundleString(FEED_ITEM_AUTHOR_STRING));
	iTunesModule.setSummary((String) values.get("description"));

	// Set dc:creator tag
	final DCModuleImpl dcModule = new DCModuleImpl();
	
	dcModule.setCreator((String) values.get("author"));
	
	modules.add(iTunesModule);
	modules.add(dcModule);
	
	item.setModules(modules);
	
	return item;
}
 

protected Item createRSSItem(final SyndEntry sEntry) {

        final Item item = new Item();

        item.setModules(ModuleUtils.cloneModules(sEntry.getModules()));

        item.setTitle(sEntry.getTitle());

        item.setLink(sEntry.getLink());

        final List<Element> foreignMarkup = sEntry.getForeignMarkup();
        if (!foreignMarkup.isEmpty()) {
            item.setForeignMarkup(foreignMarkup);
        }

        item.setSource(createSource(sEntry.getSource()));

        final String uri = sEntry.getUri();
        if (uri != null) {
            item.setUri(uri);
        }

        return item;
    }
 

@Override
protected List<Item> buildFeedItems(Map<String, Object> model, HttpServletRequest request,
		HttpServletResponse response) {

	// Builds the single entries.
	Item entryOne = new Item();
	entryOne.setTitle("JUnit 5 @Test Annotation");
	entryOne.setAuthor("[email protected]");
	entryOne.setLink("http://www.baeldung.com/junit-5-test-annotation");
	entryOne.setPubDate(Date.from(Instant.parse("2017-12-19T00:00:00Z")));

	Item entryTwo = new Item();
	entryTwo.setTitle("Creating and Configuring Jetty 9 Server in Java");
	entryTwo.setAuthor("[email protected]");
	entryTwo.setLink("http://www.baeldung.com/jetty-java-programmatic");
	entryTwo.setPubDate(Date.from(Instant.parse("2018-01-23T00:00:00Z")));

	Item entryThree = new Item();
	entryThree.setTitle("Flyweight Pattern in Java");
	entryThree.setAuthor("[email protected]");
	entryThree.setLink("http://www.baeldung.com/java-flyweight");
	entryThree.setPubDate(Date.from(Instant.parse("2018-02-01T00:00:00Z")));

	Item entryFour = new Item();
	entryFour.setTitle("Multi-Swarm Optimization Algorithm in Java");
	entryFour.setAuthor("[email protected]");
	entryFour.setLink("http://www.baeldung.com/java-multi-swarm-algorithm");
	entryFour.setPubDate(Date.from(Instant.parse("2018-03-09T00:00:00Z")));

	Item entryFive = new Item();
	entryFive.setTitle("A Simple Tagging Implementation with MongoDB");
	entryFive.setAuthor("[email protected]");
	entryFive.setLink("http://www.baeldung.com/mongodb-tagging");
	entryFive.setPubDate(Date.from(Instant.parse("2018-03-27T00:00:00Z")));

	Item entrySix = new Item();
	entrySix.setTitle("Double-Checked Locking with Singleton");
	entrySix.setAuthor("[email protected]");
	entrySix.setLink("http://www.baeldung.com/java-singleton-double-checked-locking");
	entrySix.setPubDate(Date.from(Instant.parse("2018-04-23T00:00:00Z")));

	Item entrySeven = new Item();
	entrySeven.setTitle("Introduction to Dagger 2");
	entrySeven.setAuthor("[email protected]");
	entrySeven.setLink("http://www.baeldung.com/dagger-2");
	entrySeven.setPubDate(Date.from(Instant.parse("2018-06-30T00:00:00Z")));

	// Creates the feed.
	return Arrays.asList(entryOne, entryTwo, entryThree, entryFour, entryFive, entrySix, entrySeven);
}