public class Fragments {
public void openSearcher() throws Exception {
Directory dir = FSDirectory.open(new File("/path/to/index"));
IndexReader reader = IndexReader.open(dir);
IndexSearcher searcher = new IndexSearcher(reader);
}
public void nrtReader() throws Exception {
IndexReader reader = null;
IndexSearcher searcher;
// START
IndexReader newReader = reader.reopen();
if (reader != newReader) {
reader.close();
reader = newReader;
searcher = new IndexSearcher(reader);
}
// END
}
public void testSearchSigs() throws Exception {
Query query = null;
Filter filter = null;
TopDocs hits;
TopFieldDocs fieldHits;
Sort sort = null;
Collector collector = null;
int n = 10;
IndexSearcher searcher = null;
hits = searcher.search(query, n);
hits = searcher.search(query, filter, n);
fieldHits = searcher.search(query, filter, n, sort);
searcher.search(query, collector);
searcher.search(query, filter, collector);
}
public void queryParserOperator() throws Exception {
Analyzer analyzer = null;
// START
QueryParser parser = new QueryParser(Version.LUCENE_30,
"contents", analyzer);
parser.setDefaultOperator(QueryParser.AND_OPERATOR);
// END
}
}