use of org.apache.abdera.model.Feed in project camel by apache.
the class UpdatedDateFilterTest method testFilter.
@Test
public void testFilter() throws Exception {
Document<Feed> doc = AtomUtils.parseDocument("file:src/test/data/feed.atom");
assertNotNull(doc);
// timestamp from the feed to use as base
// 2007-11-13T13:35:25.014Z
Calendar cal = Calendar.getInstance(TimeZone.getTimeZone("GMT+1:00"));
cal.set(2007, Calendar.NOVEMBER, 13, 14, 35, 0);
EntryFilter filter = new UpdatedDateFilter(cal.getTime());
List<Entry> entries = doc.getRoot().getEntries();
// must reverse backwards
for (int i = entries.size() - 1; i > 0; i--) {
Entry entry = entries.get(i);
boolean valid = filter.isValidEntry(null, doc, entry);
// only the 3 last should be true
if (i > 3) {
assertEquals("not valid", false, valid);
} else {
assertEquals("valid", true, valid);
}
}
}
use of org.apache.abdera.model.Feed in project camel by apache.
the class AtomPollingConsumerTest method testNoSplitEntries.
@Test
public void testNoSplitEntries() throws Exception {
MockEndpoint mock = getMockEndpoint("mock:result");
mock.expectedMessageCount(1);
mock.assertIsSatisfied();
Exchange exchange = mock.getExchanges().get(0);
Message in = exchange.getIn();
assertNotNull(in);
assertTrue(in.getBody() instanceof List);
assertTrue(in.getHeader(AtomConstants.ATOM_FEED) instanceof Feed);
Feed feed = in.getHeader(AtomConstants.ATOM_FEED, Feed.class);
assertEquals("James Strachan", feed.getAuthor().getName());
List<?> entries = in.getBody(List.class);
assertEquals(7, entries.size());
}
use of org.apache.abdera.model.Feed in project camel by apache.
the class AtomEntryPollingConsumer method getDocument.
private Document<Feed> getDocument() throws IOException, ParseException {
if (document == null) {
if (ObjectHelper.isEmpty(endpoint.getUsername()) || ObjectHelper.isEmpty(endpoint.getPassword())) {
document = AtomUtils.parseDocument(endpoint.getFeedUri());
} else {
document = AtomUtils.parseDocument(endpoint.getFeedUri(), endpoint.getUsername(), endpoint.getPassword());
}
Feed root = document.getRoot();
if (endpoint.isSortEntries()) {
sortEntries(root);
}
list = root.getEntries();
entryIndex = list.size() - 1;
}
return document;
}
use of org.apache.abdera.model.Feed in project ddf by codice.
the class AtomTransformer method transform.
@Override
public BinaryContent transform(SourceResponse sourceResponse, Map<String, Serializable> arguments) throws CatalogTransformerException {
if (sourceResponse == null) {
throw new CatalogTransformerException("Cannot transform null " + SourceResponse.class.getName());
}
Date currentDate = new Date();
ClassLoader tccl = Thread.currentThread().getContextClassLoader();
Feed feed = null;
try {
Thread.currentThread().setContextClassLoader(AtomTransformer.class.getClassLoader());
feed = ABDERA.newFeed();
} finally {
Thread.currentThread().setContextClassLoader(tccl);
}
/*
* Atom spec text (rfc4287) Sect 4.2.14: "The "atom:title" element is a Text construct that
* conveys a human- readable title for an entry or feed."
*/
feed.setTitle(DEFAULT_FEED_TITLE);
feed.setUpdated(currentDate);
// TODO Use the same id for the same query
// one challenge is a query in one site should not have the same feed id
// as a query in another site probably could factor in ddf.host and port
// into the algorithm
feed.setId(URN_UUID + UUID.randomUUID().toString());
// TODO SELF LINK For the Feed, possible design --> serialize Query into
// a URL
/*
* Atom spec text (rfc4287): "atom:feed elements SHOULD contain one atom:link element with a
* rel attribute value of self. This is the preferred URI for retrieving Atom Feed Documents
* representing this Atom feed. "
*/
feed.addLink("#", Link.REL_SELF);
if (!StringUtils.isEmpty(SystemInfo.getOrganization())) {
feed.addAuthor(SystemInfo.getOrganization());
} else {
feed.addAuthor(DEFAULT_AUTHOR);
}
/*
* Atom spec text (rfc4287 sect. 4.2.4): "The "atom:generator" element's content identifies
* the agent used to generate a feed, for debugging and other purposes." Generator is not
* required in the atom:feed element.
*/
if (!StringUtils.isEmpty(SystemInfo.getSiteName())) {
// text is required.
feed.setGenerator(null, SystemInfo.getVersion(), SystemInfo.getSiteName());
}
/*
* According to http://www.opensearch.org/Specifications/OpenSearch/1.1 specification,
* totalResults must be a non-negative integer. Requirements: This attribute is optional.
*/
if (sourceResponse.getHits() > -1) {
Element hits = feed.addExtension(OpenSearchConstants.TOTAL_RESULTS);
hits.setText(Long.toString(sourceResponse.getHits()));
}
if (sourceResponse.getRequest() != null && sourceResponse.getRequest().getQuery() != null) {
Element itemsPerPage = feed.addExtension(OpenSearchConstants.ITEMS_PER_PAGE);
Element startIndex = feed.addExtension(OpenSearchConstants.START_INDEX);
/*
* According to http://www.opensearch.org/Specifications/OpenSearch/1.1 specification,
* itemsPerPage must be a non-negative integer. It is possible that Catalog pageSize is
* set to a non-negative integer though. When non-negative we will instead we will
* change it to the number of search results on current page.
*/
if (sourceResponse.getRequest().getQuery().getPageSize() > -1) {
itemsPerPage.setText(Integer.toString(sourceResponse.getRequest().getQuery().getPageSize()));
} else {
if (sourceResponse.getResults() != null) {
itemsPerPage.setText(Integer.toString(sourceResponse.getResults().size()));
}
}
startIndex.setText(Integer.toString(sourceResponse.getRequest().getQuery().getStartIndex()));
}
for (Result result : sourceResponse.getResults()) {
Metacard metacard = result.getMetacard();
if (metacard == null) {
continue;
}
Entry entry = feed.addEntry();
String sourceName = DEFAULT_SOURCE_ID;
if (result.getMetacard().getSourceId() != null) {
sourceName = result.getMetacard().getSourceId();
}
Element source = entry.addExtension(new QName(FEDERATION_EXTENSION_NAMESPACE, "resultSource", "fs"));
/*
* According to the os-federation.xsd, the resultSource element text has a max length of
* 16 and is the shortname of the source id. Previously, we were duplicating the names
* in both positions, but since we truly do not have a shortname for our source ids, I
* am purposely omitting the shortname text and leaving it as the empty string. The real
* source id can still be found in the attribute instead.
*/
source.setAttributeValue(new QName(FEDERATION_EXTENSION_NAMESPACE, "sourceId"), sourceName);
if (result.getRelevanceScore() != null) {
Element relevance = entry.addExtension(new QName("http://a9.com/-/opensearch/extensions/relevance/1.0/", "score", "relevance"));
relevance.setText(result.getRelevanceScore().toString());
}
entry.setId(URN_CATALOG_ID + metacard.getId());
/*
* Atom spec text (rfc4287): "The "atom:title" element is a Text construct that conveys
* a human- readable title for an entry or feed."
*/
entry.setTitle(metacard.getTitle());
/*
* Atom spec text (rfc4287): "The "atom:updated" element is a Date construct indicating
* the most recent instant in time when an entry or feed was modified in a way the
* publisher considers significant." Therefore, a new Date is used because we are making
* the entry for the first time.
*/
if (metacard.getModifiedDate() != null) {
entry.setUpdated(metacard.getModifiedDate());
} else {
entry.setUpdated(currentDate);
}
/*
* Atom spec text (rfc4287): "Typically, atom:published will be associated with the
* initial creation or first availability of the resource."
*/
if (metacard.getCreatedDate() != null) {
entry.setPublished(metacard.getCreatedDate());
}
/*
* For atom:link elements, Atom spec text (rfc4287): "The value "related" signifies that
* the IRI in the value of the href attribute identifies a resource related to the
* resource described by the containing element."
*/
addLink(resourceActionProvider, metacard, entry, Link.REL_RELATED);
addLink(viewMetacardActionProvider, metacard, entry, Link.REL_ALTERNATE);
addLink(thumbnailActionProvider, metacard, entry, REL_PREVIEW);
/*
* Atom spec text (rfc4287) Sect. 4.2.2.: "The "atom:category" element conveys
* information about a category associated with an entry or feed. This specification
* assigns no meaning to the content (if any) of this element."
*/
if (metacard.getContentTypeName() != null) {
entry.addCategory(metacard.getContentTypeName());
}
for (Position position : getGeoRssPositions(metacard)) {
GeoHelper.addPosition(entry, position, Encoding.GML);
}
BinaryContent binaryContent = null;
String contentOutput = metacard.getId();
Type atomContentType = Type.TEXT;
if (metacardTransformer != null) {
try {
binaryContent = metacardTransformer.transform(metacard, new HashMap<>());
} catch (CatalogTransformerException | RuntimeException e) {
LOGGER.debug(COULD_NOT_CREATE_XML_CONTENT_MESSAGE, e);
}
if (binaryContent != null) {
try {
byte[] xmlBytes = binaryContent.getByteArray();
if (xmlBytes != null && xmlBytes.length > 0) {
contentOutput = new String(xmlBytes, StandardCharsets.UTF_8);
atomContentType = Type.XML;
}
} catch (IOException e) {
LOGGER.debug(COULD_NOT_CREATE_XML_CONTENT_MESSAGE, e);
}
}
}
tccl = Thread.currentThread().getContextClassLoader();
try {
Thread.currentThread().setContextClassLoader(AtomTransformer.class.getClassLoader());
entry.setContent(contentOutput, atomContentType);
} finally {
Thread.currentThread().setContextClassLoader(tccl);
}
}
ByteArrayOutputStream baos = new ByteArrayOutputStream();
try {
tccl = Thread.currentThread().getContextClassLoader();
try {
Thread.currentThread().setContextClassLoader(AtomTransformer.class.getClassLoader());
feed.writeTo(baos);
} finally {
Thread.currentThread().setContextClassLoader(tccl);
}
} catch (IOException e) {
LOGGER.info("Could not write to output stream.", e);
throw new CatalogTransformerException("Could not transform into Atom.", e);
}
return new BinaryContentImpl(new ByteArrayInputStream(baos.toByteArray()), MIME_TYPE);
}
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