public Object[] getIndexes(UserInfo user) {
Map<Object, Object> map = Memcache.getAll(user.getIndexes());
if (map.size() < user.getIndexes().size()) {
// some indexes are out of Memcache.
List<Index> idxList = Datastore.get(i, user.getIndexes());
for (Index idx : idxList) {
if (!map.containsValue(idx)) {
Memcache.put(idx.getKey(), idx); // put to Memcache
}
}
return idxList.toArray();
} else {
return map.values().toArray();
}
}
public List<Map<String, String>> Search(Map<String, Object> input)
throws CorruptIndexException, IOException, ClassNotFoundException, ParseException,
NotAuthorizedException {
String email = (String) input.get("email");
String token = (String) input.get("auth");
// long start;
// start = System.currentTimeMillis();
// log.info("Search start:" + start);
UserInfo user = Util.findUser(email);
if (!user.getTokens().contains(token)) {
throw new NotAuthorizedException();
}
// get indexes.
Object[] result = getIndexes(user);
// log.info("Search get Indexes:" + (System.currentTimeMillis() - start));
// create a MultiReader from indexes.
IndexReader[] idxReaders = new IndexReader[result.length];
int c = 0;
if (result.length == 0) {
return null;
}
for (Object iO : result) {
try {
Index idx = (Index) iO;
IndexReader r = IndexReader.open(idx.getIndex(), true); // create Read only indexreader.
idxReaders[c] = r;
c++;
} catch (ClassCastException e) {
continue; // just skip
}
}
// log.info("Search get multiple index:" + (System.currentTimeMillis() - start));
MultiReader mReader = new MultiReader(idxReaders, true);
IndexSearcher searcher = new IndexSearcher(mReader);
// log.info("Search get MultiReader:" + (System.currentTimeMillis() - start));
Query query;
String q;
if (input.containsKey("schedule")) {
q = "\\[????\\-??\\-??\\]";
Analyzer analyzer = new StandardAnalyzer(Version.LUCENE_CURRENT);
query = new QueryParser(Version.LUCENE_CURRENT, "text", analyzer).parse(q);
} else {
q = (String) input.get("q");
query =
new QueryParser(Version.LUCENE_CURRENT, "text", new NGramAnalyzerForQuery(1, 3)).parse(q);
}
System.out.println("Query:" + query.toString());
// log.info("Search start:" + (System.currentTimeMillis() - start));
TopDocs td = searcher.search(query, MAX_RESULT_SIZE);
// log.info("Search end:" + (System.currentTimeMillis() - start));
// get note keys
Document doc;
c = 0;
String[] keys = new String[td.scoreDocs.length];
System.out.println("result: " + td.scoreDocs.length);
for (ScoreDoc sd : td.scoreDocs) {
doc = searcher.doc(sd.doc);
keys[c] = doc.get("key");
c++;
}
// log.info("Search get doc:" + (System.currentTimeMillis() - start));
List<Note> notes = findNotes(keys);
List<Map<String, String>> retval = new ArrayList<Map<String, String>>();
for (Note note : notes) {
Map<String, String> map = new HashMap<String, String>();
map.put("title", note.getTitle());
map.put("text", note.getText());
map.put("created", note.getCreatedDate().toString());
map.put("noteid", note.getNoteId());
retval.add(map);
}
// log.info("Search create Return:" + (System.currentTimeMillis() - start));
return retval;
}