Examples with SearcherManager org.apache.lucene.search.SearcherManager used on opensource projects

Example 11 with SearcherManager

use of org.apache.lucene.search.SearcherManager in project neo4j by neo4j.

the class SimpleUniquenessVerifierTest method initLuceneResources.

@BeforeEach
void initLuceneResources() throws Exception {
    dirFactory = new DirectoryFactory.InMemoryDirectoryFactory();
    Directory dir = dirFactory.open(testDir.directory("test"));
    writer = new IndexWriter(dir, IndexWriterConfigs.standard(Config.defaults()));
    searcherManager = new SearcherManager(writer, new Neo4jSearcherFactory());
}

Example 12 with SearcherManager

use of org.apache.lucene.search.SearcherManager in project orientdb by orientechnologies.

the class OLuceneStorage method reOpen.

private void reOpen() throws IOException {
    if (mgrWriter != null) {
        OLogManager.instance().info(this, "index storage is open don't reopen");
        return;
    }
    ODatabaseDocumentInternal database = ODatabaseRecordThreadLocal.INSTANCE.get();
    final OAbstractPaginatedStorage storageLocalAbstract = (OAbstractPaginatedStorage) database.getStorage().getUnderlying();
    Directory dir = null;
    if (storageLocalAbstract instanceof OLocalPaginatedStorage) {
        String pathname = getIndexPath((OLocalPaginatedStorage) storageLocalAbstract);
        OLogManager.instance().info(this, "Opening NIOFS Lucene db=%s, path=%s", database.getName(), pathname);
        dir = NIOFSDirectory.open(new File(pathname).toPath());
    } else {
        OLogManager.instance().info(this, "Opening RAM Lucene index db=%s", database.getName());
        dir = new RAMDirectory();
    }
    final IndexWriter indexWriter = createIndexWriter(dir);
    mgrWriter = new TrackingIndexWriter(indexWriter);
    searcherManager = new SearcherManager(indexWriter, true, null);
    if (nrt != null) {
        nrt.close();
    }
    nrt = new ControlledRealTimeReopenThread(mgrWriter, searcherManager, 60.00, 0.1);
    nrt.setDaemon(true);
    nrt.start();
    flush();
    OLogManager.instance().info(this, "REOPEN DONE");
}

Example 13 with SearcherManager

use of org.apache.lucene.search.SearcherManager in project OpenGrok by OpenGrok.

the class RuntimeEnvironment method maybeRefreshIndexSearchers.

public void maybeRefreshIndexSearchers() {
    LOGGER.log(Level.INFO, "refreshing searcher managers");
    Statistics stat = new Statistics();
    for (Map.Entry<String, SearcherManager> entry : searcherManagerMap.entrySet()) {
        maybeRefreshSearcherManager(entry.getValue());
    }
    stat.report(LOGGER, "Done refreshing searcher managers");
}

Example 14 with SearcherManager

use of org.apache.lucene.search.SearcherManager in project che by eclipse.

the class LuceneSearcher method doInit.

protected final synchronized void doInit() throws ServerException {
    try {
        luceneIndexWriter = new IndexWriter(makeDirectory(), new IndexWriterConfig(makeAnalyzer()));
        searcherManager = new SearcherManager(luceneIndexWriter, true, new SearcherFactory());
        closed = false;
    } catch (IOException e) {
        throw new ServerException(e);
    }
}

Example 15 with SearcherManager

use of org.apache.lucene.search.SearcherManager in project neo4j by neo4j.

the class AllNodesCollector method getAllNodes.

public static List<Long> getAllNodes(Directory directory, Object propertyValue) throws IOException {
    try (SearcherManager manager = new SearcherManager(directory, new SearcherFactory())) {
        IndexSearcher searcher = manager.acquire();
        Query query = LuceneDocumentStructure.newSeekQuery(propertyValue);
        AllNodesCollector collector = new AllNodesCollector();
        searcher.search(query, collector);
        return collector.nodeIds;
    }
}