com.rometools.rome.io.WireFeedOutput Java Examples

@Override
protected final void renderMergedOutputModel(
		Map<String, Object> model, HttpServletRequest request, HttpServletResponse response)
		throws Exception {

	T wireFeed = newFeed();
	buildFeedMetadata(model, wireFeed, request);
	buildFeedEntries(model, wireFeed, request, response);

	setResponseContentType(request, response);
	if (!StringUtils.hasText(wireFeed.getEncoding())) {
		wireFeed.setEncoding("UTF-8");
	}

	WireFeedOutput feedOutput = new WireFeedOutput();
	ServletOutputStream out = response.getOutputStream();
	feedOutput.output(wireFeed, new OutputStreamWriter(out, wireFeed.getEncoding()));
	out.flush();
}
 

@Override
protected final void renderMergedOutputModel(
		Map<String, Object> model, HttpServletRequest request, HttpServletResponse response)
		throws Exception {

	T wireFeed = newFeed();
	buildFeedMetadata(model, wireFeed, request);
	buildFeedEntries(model, wireFeed, request, response);

	setResponseContentType(request, response);
	if (!StringUtils.hasText(wireFeed.getEncoding())) {
		wireFeed.setEncoding("UTF-8");
	}

	WireFeedOutput feedOutput = new WireFeedOutput();
	ServletOutputStream out = response.getOutputStream();
	feedOutput.output(wireFeed, new OutputStreamWriter(out, wireFeed.getEncoding()));
	out.flush();
}
 

@Override
protected final void renderMergedOutputModel(
		Map<String, Object> model, HttpServletRequest request, HttpServletResponse response)
		throws Exception {

	T wireFeed = newFeed();
	buildFeedMetadata(model, wireFeed, request);
	buildFeedEntries(model, wireFeed, request, response);

	setResponseContentType(request, response);
	if (!StringUtils.hasText(wireFeed.getEncoding())) {
		wireFeed.setEncoding("UTF-8");
	}

	WireFeedOutput feedOutput = new WireFeedOutput();
	ServletOutputStream out = response.getOutputStream();
	feedOutput.output(wireFeed, new OutputStreamWriter(out, wireFeed.getEncoding()));
	out.flush();
}
 

@Override
protected final void renderMergedOutputModel(
		Map<String, Object> model, HttpServletRequest request, HttpServletResponse response)
		throws Exception {

	T wireFeed = newFeed();
	buildFeedMetadata(model, wireFeed, request);
	buildFeedEntries(model, wireFeed, request, response);

	setResponseContentType(request, response);
	if (!StringUtils.hasText(wireFeed.getEncoding())) {
		wireFeed.setEncoding("UTF-8");
	}

	WireFeedOutput feedOutput = new WireFeedOutput();
	ServletOutputStream out = response.getOutputStream();
	feedOutput.output(wireFeed, new OutputStreamWriter(out, wireFeed.getEncoding()));
	out.flush();
}
 

/**
 * Parse entry from reader.
 */
public static Entry parseEntry(final Reader rd, final String baseURI, final Locale locale) throws JDOMException, IOException, IllegalArgumentException,
        FeedException {

    // Parse entry into JDOM tree
    final SAXBuilder builder = new SAXBuilder();
    final Document entryDoc = builder.build(rd);
    final Element fetchedEntryElement = entryDoc.getRootElement();
    fetchedEntryElement.detach();

    // Put entry into a JDOM document with 'feed' root so that Rome can
    // handle it
    final Feed feed = new Feed();
    feed.setFeedType("atom_1.0");
    final WireFeedOutput wireFeedOutput = new WireFeedOutput();
    final Document feedDoc = wireFeedOutput.outputJDom(feed);
    feedDoc.getRootElement().addContent(fetchedEntryElement);

    if (baseURI != null) {
        feedDoc.getRootElement().setAttribute("base", baseURI, Namespace.XML_NAMESPACE);
    }

    final WireFeedInput input = new WireFeedInput(false, locale);
    final Feed parsedFeed = (Feed) input.build(feedDoc);
    return parsedFeed.getEntries().get(0);
}
 

/**
 * Utility method to serialize an entry to writer.
 */
public static void serializeEntry(final Entry entry, final Writer writer) throws IllegalArgumentException, FeedException, IOException {

    // Build a feed containing only the entry
    final List<Entry> entries = new ArrayList<Entry>();
    entries.add(entry);
    final Feed feed1 = new Feed();
    feed1.setFeedType("atom_1.0");
    feed1.setEntries(entries);

    // Get Rome to output feed as a JDOM document
    final WireFeedOutput wireFeedOutput = new WireFeedOutput();
    final Document feedDoc = wireFeedOutput.outputJDom(feed1);

    // Grab entry element from feed and get JDOM to serialize it
    final Element entryElement = feedDoc.getRootElement().getChildren().get(0);

    final XMLOutputter outputter = new XMLOutputter();
    outputter.output(entryElement, writer);
}
 

private NodeList categoryOf(final String... categories) {

        try {

            final Outline outline = new Outline("outline1", null);
            outline.setCategories(Arrays.asList(categories));

            final Opml opml = new Opml();
            opml.setFeedType("opml_2.0");
            opml.setTitle("title");
            opml.setOutlines(Arrays.asList(outline));

            final WireFeedOutput output = new WireFeedOutput();
            final String xml = output.outputString(opml);

            final Document document = XMLUnit.buildControlDocument(xml);
            return XMLUnit.newXpathEngine().getMatchingNodes("/opml/body/outline/@category", document);

        } catch (final Exception e) {
            throw new RuntimeException(e);
        }

    }
 

private void updateFeedDocument(final Feed f) throws AtomException {
    try {
        synchronized (FileStore.getFileStore()) {
            final WireFeedOutput wireFeedOutput = new WireFeedOutput();
            final Document feedDoc = wireFeedOutput.outputJDom(f);
            final XMLOutputter outputter = new XMLOutputter();
            // outputter.setFormat(Format.getPrettyFormat());
            final OutputStream fos = FileStore.getFileStore().getFileOutputStream(getFeedPath());
            outputter.output(feedDoc, new OutputStreamWriter(fos, "UTF-8"));
        }
    } catch (final FeedException fex) {
        throw new AtomException(fex);
    } catch (final IOException ex) {
        throw new AtomException(ex);
    }
}
 

@GET
@Path("/export")
@UnitOfWork
@Produces(MediaType.APPLICATION_XML)
@ApiOperation(value = "OPML export", notes = "Export an OPML file of the user's subscriptions")
@Timed
public Response exportOpml(@ApiParam(hidden = true) @SecurityCheck User user) {
	Opml opml = opmlExporter.export(user);
	WireFeedOutput output = new WireFeedOutput();
	String opmlString = null;
	try {
		opmlString = output.outputString(opml);
	} catch (Exception e) {
		return Response.status(Status.INTERNAL_SERVER_ERROR).entity(e).build();
	}
	return Response.ok(opmlString).build();
}
 

public void testXML() throws Exception {
    final Feed feed = createFeed();
    final StringWriter sw = new StringWriter();
    final WireFeedOutput output = new WireFeedOutput();
    output.output(feed, sw);
    sw.close();
    assertTrue(sw.toString().contains("<test xmlns=\"\">Hello Hello</test>"));
}
 

public void testTemp() throws Exception {
    final WireFeedInput input = new WireFeedInput();
    final WireFeed wf = input.build(TestUtil.loadFile("/opml_1.0_links.xml"));
    final WireFeedOutput output = new WireFeedOutput();

    final SyndFeedImpl sf = new SyndFeedImpl(wf);
    sf.setFeedType("rss_2.0");
    sf.setDescription("");
    sf.setLink("http://foo.com");
    sf.setFeedType("opml_1.0");
    output.output(sf.createWireFeed(), new NullWriter());
}
 

@Override
protected void writeInternal(Channel wireFeed, HttpOutputMessage outputMessage) throws IOException, HttpMessageNotWritableException {
    WireFeedOutput feedOutput = new WireFeedOutput();

    try {
        String xmlStr = feedOutput.outputString(wireFeed, true);
        JSONObject xmlJSONObj = XML.toJSONObject(xmlStr);
        String jsonPrettyPrintString = xmlJSONObj.toString(4);

        outputMessage.getBody().write(jsonPrettyPrintString.getBytes());
    } catch (JSONException | FeedException e) {
        e.printStackTrace();
    }
}
 

public void init(ServletContext context) throws EventHandlerException {
    // get the service event handler
    this.service = new ServiceEventHandler();
    this.service.init(context);
    this.out = new WireFeedOutput();
}