@GET
@Path("/getWordCloud/json/{fields}/{sources}/{keyword}")
@Produces(MediaType.APPLICATION_JSON)
public String getWordCloud(
@PathParam("keyword") String keyword,
@PathParam("fields") String fields,
@PathParam("sources") String sources) {
SolrDBManager db = new SolrDBManager();
JSONArray tfjson = null;
ArrayList<String> searchField = formSearchField(fields);
ArrayList<String> S = new ArrayList<String>();
if (sources.contains("video")) S.add("Video");
if (sources.contains("news")) S.add("NewsArticle");
try {
int maxNumOfWordsToDisplay =
Integer.parseInt(db.conf.getProperty("visualization_MaxWordCloudSize"));
int maxNumOfEvents = Integer.parseInt(db.conf.getProperty("visualization_MaxDocForClouds"));
StoryDistribution distr = db.getDistribution(keyword, S, searchField, maxNumOfEvents);
tfjson = distr.getTermFrequencies(maxNumOfWordsToDisplay);
System.out.println("Finish generating wordcloud");
} catch (Exception e) {
e.printStackTrace();
} finally {
}
return tfjson.toString();
}
@GET
@Path("/getNews/json/{fields}/{sources}/{keyword}")
@Produces(MediaType.APPLICATION_JSON)
public List<Event> getNews(
@PathParam("keyword") String keyword,
@PathParam("fields") String fields,
@PathParam("sources") String sources) {
SolrDBManager db = new SolrDBManager();
List<Event> events = new ArrayList<Event>();
ArrayList<String> searchField = formSearchField(fields); // search field
// Debug
ArrayList<String> S = new ArrayList<String>();
if (sources.contains("video")) S.add("Video");
if (sources.contains("news")) S.add("NewsArticle");
try {
int maxNumOfEventsToDisplay =
Integer.parseInt(db.conf.getProperty("visualization_MaxTimelineSize"));
events = db.searchByKeyword(keyword, S, searchField, maxNumOfEventsToDisplay);
} catch (Exception e) {
e.printStackTrace();
}
return events;
}
