assertEquals(10, crawlerContext.getNumOfThread());

        crawlerContext.setNumOfThread(5);
        assertEquals(5, crawlerContext.getNumOfThread());

        crawlerContext.setNumOfThread(0);
        assertEquals(0, crawlerContext.getNumOfThread());

        crawlerContext.setNumOfThread(-1);
        assertEquals(-1, crawlerContext.getNumOfThread());

            // num of threads
            final CrawlerContext crawlerContext = crawler.getCrawlerContext();
            final int numOfThread =
                    webConfig.getNumOfThread() != null ? webConfig.getNumOfThread() : Constants.DEFAULT_NUM_OF_THREAD_FOR_WEB;
            crawlerContext.setNumOfThread(numOfThread);

            // depth

        crawlerThreadGroup = new ThreadGroup("Crawler-" + crawlerContext.sessionId);
        final Thread[] threads = new Thread[crawlerContext.getNumOfThread()];
        for (int i = 0; i < crawlerContext.getNumOfThread(); i++) {
            final CrawlerThread crawlerThread = crawlerContainer.getComponent("crawlerThread");
            crawlerThread.setCrawlerContext(crawlerContext);

    public Object getActiveThreadCountLock() {
        return activeThreadCountLock;
    }

    /**
     * Returns the number of threads.
     * @return The number of threads.
     */
    public int getNumOfThread() {
        return numOfThread;
    }

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

        return convertEmptyToNull(name);
    }

    public void setName(String value) {
        registerModifiedProperty("name");
        this.name = value;
    }

    public Integer getNumOfThread() {
        checkSpecifiedProperty("numOfThread");
        return numOfThread;
    }

    public void setNumOfThread(Integer value) {
        registerModifiedProperty("numOfThread");

        return convertEmptyToNull(name);
    }

    public void setName(String value) {
        registerModifiedProperty("name");
        this.name = value;
    }

    public Integer getNumOfThread() {
        checkSpecifiedProperty("numOfThread");
        return numOfThread;
    }

    public void setNumOfThread(Integer value) {
        registerModifiedProperty("numOfThread");

        setupEpg(_epgMap, et -> ((FileConfig) et).getName(), (et, vl) -> ((FileConfig) et).setName(DfTypeUtil.toString(vl)), "name");
        setupEpg(_epgMap, et -> ((FileConfig) et).getNumOfThread(), (et, vl) -> ((FileConfig) et).setNumOfThread(DfTypeUtil.toInteger(vl)),
                "numOfThread");

                "maxAccessCount");
        setupEpg(_epgMap, et -> ((WebConfig) et).getName(), (et, vl) -> ((WebConfig) et).setName(DfTypeUtil.toString(vl)), "name");
        setupEpg(_epgMap, et -> ((WebConfig) et).getNumOfThread(), (et, vl) -> ((WebConfig) et).setNumOfThread(DfTypeUtil.toInteger(vl)),
                "numOfThread");

    public void test_setters() throws Exception {
        final Crawler testCrawler = container.getComponent("crawler");

        testCrawler.setNumOfThread(5);
        assertEquals(5, testCrawler.getCrawlerContext().getNumOfThread());

        testCrawler.setMaxThreadCheckCount(15);
        assertEquals(15, testCrawler.getCrawlerContext().getMaxThreadCheckCount());

        testCrawler.setMaxDepth(10);