@SuppressWarnings("unchecked")
public static SyndFeed addOpenSearchModule(
SyndFeed feed, int itemsPerPage, int startIdx, int totalResult, String searchDescriptionUrl) {
if (feed == null) {
throw new NullPointerException("feed is NULL");
}
List<Module> mods = null;
mods = feed.getModules();
if (mods == null) {
mods = new ArrayList<Module>();
}
OpenSearchModule osm = new OpenSearchModuleImpl();
osm.setItemsPerPage(itemsPerPage);
osm.setStartIndex(startIdx);
osm.setTotalResults(totalResult);
if (searchDescriptionUrl != null) {
Link link = new Link();
link.setHref(searchDescriptionUrl);
link.setType("application/opensearchdescription+xml");
osm.setLink(link);
}
mods.add(osm);
feed.setModules(mods);
return feed;
}
@SuppressWarnings("unchecked")
private void serializeToFeed(
OutputStream outputStream,
GeolocResultsDto geolocResultsDto,
String feedVersion,
int startPaginationIndex) {
SyndFeed synFeed = new SyndFeedImpl();
Writer oWriter = null;
try {
synFeed.setFeedType(feedVersion);
synFeed.setTitle(Constants.FEED_TITLE);
synFeed.setLink(Constants.FEED_LINK);
synFeed.setDescription(Constants.FEED_DESCRIPTION);
List<SyndEntry> entries = new ArrayList<SyndEntry>();
for (GisFeatureDistance gisFeatureDistance : geolocResultsDto.getResult()) {
SyndEntry entry = new SyndEntryImpl();
GeoRSSModule geoRSSModuleGML = new GMLModuleImpl();
OpenSearchModule openSearchModule = new OpenSearchModuleImpl();
geoRSSModuleGML.setLatitude(gisFeatureDistance.getLat());
geoRSSModuleGML.setLongitude(gisFeatureDistance.getLng());
openSearchModule.setItemsPerPage(Pagination.DEFAULT_MAX_RESULTS);
openSearchModule.setTotalResults(geolocResultsDto.getNumFound());
openSearchModule.setStartIndex(startPaginationIndex);
entry.getModules().add(openSearchModule);
entry.getModules().add(geoRSSModuleGML);
entry.setTitle(gisFeatureDistance.getName());
entry.setAuthor(Constants.MAIL_ADDRESS);
entry.setLink(Constants.GISFEATURE_BASE_URL + +gisFeatureDistance.getFeatureId());
SyndContent description = new SyndContentImpl();
description.setType(OutputFormat.ATOM.getContentType());
description.setValue(gisFeatureDistance.getName());
entry.setDescription(description);
entries.add(entry);
}
synFeed.setEntries(entries);
try {
oWriter = new OutputStreamWriter(outputStream, Constants.CHARSET);
} catch (UnsupportedEncodingException e) {
throw new RuntimeException("unknow encoding " + Constants.CHARSET);
}
// Copy synfeed to output
SyndFeedOutput output = new SyndFeedOutput();
try {
output.output(synFeed, oWriter);
// Flush
oWriter.flush();
} catch (Exception e) {
throw new RuntimeException(e);
}
} finally {
if (oWriter != null)
try {
oWriter.close();
} catch (IOException e) {
throw new RuntimeException(e);
}
if (outputStream != null)
try {
outputStream.close();
} catch (IOException e) {
throw new RuntimeException(e);
}
}
}