file.delete();
        file.mkdirs();
        file.deleteOnExit();
        fileTransformer.setPath(file.getAbsolutePath());
        crawler.addUrl(url);
        crawler.crawlerContext.setMaxThreadCheckCount(3);
        crawler.crawlerContext.setMaxAccessCount(maxCount);
        crawler.crawlerContext.setNumOfThread(numOfThread);
        crawler.urlFilter.addInclude(url + ".*");