public class FileSystemClientTest extends PlainTestCase {
    public FileSystemClient fsClient;

    @Override
    protected void setUp() throws Exception {
        super.setUp();
        StandardCrawlerContainer container = new StandardCrawlerContainer().singleton("mimeTypeHelper", MimeTypeHelperImpl.class)//
                .singleton("fsClient", FileSystemClient.class);
        fsClient = container.getComponent("fsClient");
    }

    private static final int FTP_PORT = 10021;

    public FtpClient ftpClient;

    @Override
    protected void setUp() throws Exception {
        super.setUp();
        StandardCrawlerContainer container = new StandardCrawlerContainer().singleton("mimeTypeHelper", MimeTypeHelperImpl.class)//
                .singleton("ftpClient", FtpClient.class);
        ftpClient = container.getComponent("ftpClient");
    }

import org.codelibs.fess.crawler.client.FaultTolerantClient;
import org.codelibs.fess.crawler.client.fs.FileSystemClient;
import org.codelibs.fess.crawler.client.http.HcHttpClient;
import org.codelibs.fess.crawler.container.StandardCrawlerContainer;
import org.codelibs.fess.crawler.entity.AccessResultImpl;
import org.codelibs.fess.crawler.entity.UrlQueue;
import org.codelibs.fess.crawler.entity.UrlQueueImpl;

    public TikaExtractor tikaExtractor;

    @Override
    protected void setUp() throws Exception {
        super.setUp();

        StandardCrawlerContainer container = new StandardCrawlerContainer();
        container.singleton("mimeTypeHelper", MimeTypeHelperImpl.class).singleton("tikaExtractor", TikaExtractor.class)