// Build location index
private com.google.appengine.api.search.Index getLocationIndex() {
IndexSpec indexSpec =
IndexSpec.newBuilder()
.setName(LOCATION_INDEX)
.setConsistency(Consistency.PER_DOCUMENT)
.build();
return SearchServiceFactory.getSearchService().getIndex(indexSpec);
}
@Override
public SearchResults call() throws ParseException {
IndexSearcher searcher = null;
try {
boolean debug = log.isDebug();
if (!searchService.existIndex()) {
log.warn("Index does not exist, can't search for queryString: " + queryString);
throw new ServiceNotAvailableException("Index does not exist");
}
if (debug) log.debug("queryString=" + queryString);
searcher = searchService.getIndexSearcher();
BooleanQuery query = searchService.createQuery(queryString, condQueries);
if (debug) log.debug("query=" + query);
long startTime = System.currentTimeMillis();
int n = SearchServiceFactory.getService().getSearchModuleConfig().getMaxHits();
TopDocs docs = searcher.search(query, n);
long queryTime = System.currentTimeMillis() - startTime;
if (debug) log.debug("hits.length()=" + docs.totalHits);
SearchResultsImpl searchResult =
new SearchResultsImpl(
searchService.getMainIndexer(),
searcher,
docs,
query,
searchService.getAnalyzer(),
identity,
roles,
firstResult,
maxResults,
doHighlighting,
false);
searchResult.setQueryTime(queryTime);
searchResult.setNumberOfIndexDocuments(docs.totalHits);
if (debug) log.debug("found=" + docs.totalHits);
return searchResult;
} catch (ParseException pex) {
throw pex;
} catch (Exception naex) {
log.error("", naex);
return null;
} finally {
searchService.releaseIndexSearcher(searcher);
DBFactory.getInstance().commitAndCloseSession();
}
}
/** Extension point allowing the Index implementation to be modified */
protected Index getIndex() {
SearchService searchService = SearchServiceFactory.getSearchService();
return searchService.getIndex(IndexSpec.newBuilder().setName(indexName));
}