crawler.setBackground(true);
            ((UrlFilterImpl) crawler.urlFilter).setIncludeFilteringPattern("$1$2$3.*");
            crawler.addUrl(url);
            crawler.getCrawlerContext().setMaxAccessCount(maxCount);
            crawler.getCrawlerContext().setNumOfThread(numOfThread);
            final String sessionId = crawler.execute();

            // Wait for crawler to start running with polling

            crawler.setBackground(true);
            ((UrlFilterImpl) crawler.urlFilter).setIncludeFilteringPattern("$1$2$3.*");
            crawler.addUrl(url);
            crawler.getCrawlerContext().setMaxAccessCount(maxCount);
            crawler.getCrawlerContext().setNumOfThread(numOfThread);
            final String sessionId = crawler.execute();

            // Wait for crawler to start running with polling

     */
    protected void processResult(final UrlQueue<?> urlQueue, final ResponseData responseData, final ResultData resultData) {
        final CrawlerContext crawlerContext = CrawlingParameterUtil.getCrawlerContext();
        final UrlQueueService<UrlQueue<?>> urlQueueService = CrawlingParameterUtil.getUrlQueueService();
        if (!urlQueueService.visited(urlQueue)) {
            if (checkAccessCount(crawlerContext)) {

        urlQueueService.saveSession(crawlerContext.sessionId);
    }

    /**
     * Returns the crawler context.
     * @return The CrawlerContext instance.
     */
    public CrawlerContext getCrawlerContext() {
        return crawlerContext;
    }

    /**
     * Sets the number of threads.
     * @param numOfThread The number of threads.
     */
    public void setNumOfThread(final int numOfThread) {