com.rometools.rome.feed.rss.Description Java Examples

@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;
}
 

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 void populateItem(final Item item, final Element eItem, final int index) {

    super.populateItem(item, eItem, index);

    final Description description = item.getDescription();
    if (description != null) {
        eItem.addContent(generateSimpleElement("description", description.getValue()));
    }

    final Namespace contentNamespace = getContentNamespace();
    final Content content = item.getContent();
    if (item.getModule(contentNamespace.getURI()) == null && content != null) {
        final Element elem = new Element("encoded", contentNamespace);
        elem.addContent(content.getValue());
        eItem.addContent(elem);
    }

}
 

@Override
protected void populateItem(final Item item, final Element eItem, final int index) {

    super.populateItem(item, eItem, index);

    final String link = item.getLink();
    final String uri = item.getUri();
    if (uri != null) {
        eItem.setAttribute("about", uri, getRDFNamespace());
    } else if (link != null) {
        eItem.setAttribute("about", link, getRDFNamespace());
    }

    final Description description = item.getDescription();
    if (description != null) {
        eItem.addContent(generateSimpleElement("description", description.getValue()));
    }

    if (item.getModule(getContentNamespace().getURI()) == null && item.getContent() != null) {
        final Element elem = new Element("encoded", getContentNamespace());
        elem.addContent(item.getContent().getValue());
        eItem.addContent(elem);
    }

}
 

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

	List<Item> items = new ArrayList<>();
	for (String name : model.keySet()) {
		Item item = new Item();
		item.setTitle(name);
		Description description = new Description();
		description.setValue((String) model.get(name));
		item.setDescription(description);
		items.add(item);
	}
	return items;
}
 

@Override
protected Item parseItem(Element rssRoot, Element eItem, Locale locale) {
	Item item = super.parseItem(rssRoot, eItem, locale);
	Element e = eItem.getChild("description", getRSSNamespace());
	if (e != null) {
		Description desc = new Description();
		desc.setValue(e.getText());
		item.setDescription(desc);
	}

	return item;
}
 

@Override
protected SyndEntry createSyndEntry(Item item, boolean preserveWireItem) {
	SyndEntry entry = super.createSyndEntry(item, preserveWireItem);
	Description desc = item.getDescription();
	if (desc != null) {
		SyndContentImpl syndDesc = new SyndContentImpl();
		syndDesc.setValue(desc.getValue());
		entry.setDescription(syndDesc);
	}
	return entry;
}
 

@Override
protected void populateItem(final Item item, final Element eItem, final int index) {
    super.populateItem(item, eItem, index);

    final Description description = item.getDescription();
    if (description != null && description.getType() != null) {
        final Element eDescription = eItem.getChild("description", getFeedNamespace());
        eDescription.setAttribute(new Attribute("type", description.getType()));
    }
    eItem.removeChild("expirationDate", getFeedNamespace());
}
 

@Override
protected Description parseItemDescription(final Element rssRoot, final Element eDesc) {
    final Description desc = new Description();
    final StringBuilder sb = new StringBuilder();
    final XMLOutputter xmlOut = new XMLOutputter();
    for (final Content c : eDesc.getContent()) {
        switch (c.getCType()) {
            case Text:
            case CDATA:
                sb.append(c.getValue());
                break;
            case EntityRef:
                LOG.debug("Entity: {}", c.getValue());
                sb.append(c.getValue());
                break;
            case Element:
                sb.append(xmlOut.outputString((Element) c));
                break;
            default:
                // ignore
                break;
        }
    }
    desc.setValue(sb.toString());
    String att = eDesc.getAttributeValue("type");
    if (att == null) {
        att = "text/html";
    }
    desc.setType(att);
    return desc;
}
 

@Override
protected SyndEntry createSyndEntry(final Item item, final boolean preserveWireItem) {

    final SyndEntry syndEntry = super.createSyndEntry(item, preserveWireItem);

    final Description desc = item.getDescription();

    syndEntry.setComments(item.getComments());

    // DublinCoreTest will be failed without this row
    // I don't have better solution
    if (syndEntry.getPublishedDate() == null)
        syndEntry.setPublishedDate(item.getPubDate());

    if (desc != null) {
        final SyndContent descContent = new SyndContentImpl();
        descContent.setType(desc.getType());
        descContent.setValue(desc.getValue());
        syndEntry.setDescription(descContent);
    }

    final Content cont = item.getContent();

    if (cont != null) {
        final SyndContent content = new SyndContentImpl();
        content.setType(cont.getType());
        content.setValue(cont.getValue());

        final List<SyndContent> syndContents = new ArrayList<SyndContent>();
        syndContents.add(content);
        syndEntry.setContents(syndContents);
    }

    return syndEntry;
}
 

@Override
protected SyndEntry createSyndEntry(final Item item, final boolean preserveWireItem) {

    final SyndEntry syndEntry = super.createSyndEntry(item, preserveWireItem);

    final Description desc = item.getDescription();
    if (desc != null) {
        final SyndContent descContent = new SyndContentImpl();
        descContent.setType(desc.getType());
        descContent.setValue(desc.getValue());
        syndEntry.setDescription(descContent);
    }

    final Content cont = item.getContent();
    if (cont != null) {

        final SyndContent contContent = new SyndContentImpl();
        contContent.setType(cont.getType());
        contContent.setValue(cont.getValue());

        final List<SyndContent> contents = new ArrayList<SyndContent>();
        contents.add(contContent);
        syndEntry.setContents(contents);

    }

    return syndEntry;

}
 

private Description createDescription(String content) {
	Description description = new Description();
	description.setType(Content.HTML);
	description.setValue(content);

	return description;
}
 

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;
}
 

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;
}
 

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;
}
 

@Override
protected List<Item> buildFeedItems(Map<String, Object> model, HttpServletRequest request, HttpServletResponse response) throws Exception {
	List<Item> items = new ArrayList<Item>();
	for (String name : model.keySet()) {
		Item item = new Item();
		item.setTitle(name);
		Description description = new Description();
		description.setValue((String) model.get(name));
		item.setDescription(description);
		items.add(item);
	}
	return items;
}
 

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

	List<Item> items = new ArrayList<>();
	for (String name : model.keySet()) {
		Item item = new Item();
		item.setTitle(name);
		Description description = new Description();
		description.setValue((String) model.get(name));
		item.setDescription(description);
		items.add(item);
	}
	return items;
}
 

protected Description createItemDescription(final SyndContent sContent) {
    final Description desc = new Description();
    desc.setValue(sContent.getValue());
    desc.setType(sContent.getType());
    return desc;
}
 

protected Description createItemDescription(final SyndContent sContent) {
    final Description desc = new Description();
    desc.setValue(sContent.getValue());
    desc.setType(sContent.getType());
    return desc;
}
 

protected Description parseItemDescription(final Element rssRoot, final Element eDesc) {
    final Description desc = new Description();
    desc.setType("text/plain");
    desc.setValue(eDesc.getText());
    return desc;
}
 

@Override
protected Description parseItemDescription(final Element rssRoot, final Element eDesc) {
    final Description desc = super.parseItemDescription(rssRoot, eDesc);
    return desc;
}
 

/**
 * 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;
}