import jakarta.annotation.PostConstruct;
import jakarta.annotation.PreDestroy;
import jakarta.annotation.Resource;

public class StandardCrawlerContainer implements CrawlerContainer {

    private final Logger logger = LoggerFactory.getLogger(StandardCrawlerContainer.class);

    private final Map<String, ComponentHolder<?>> singletonMap = new ConcurrentHashMap<>();

public class ExtractorFactoryTest extends PlainTestCase {
    public ExtractorFactory extractorFactory;

    @Override
    protected void setUp() throws Exception {
        super.setUp();
        StandardCrawlerContainer container = new StandardCrawlerContainer().singleton("tikaExtractor", TikaExtractor.class)//
                .singleton("pdfExtractor", PdfExtractor.class)//
                .singleton("lhaExtractor", LhaExtractor.class)//