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