crawler2.getCrawlerContext().setNumOfThread(numOfThread);

            final String sessionId1 = crawler1.execute();
            final String sessionId2 = crawler2.execute();

            assertNotSame(sessionId1, sessionId2);
            assertNotSame(crawler1.crawlerContext, crawler2.crawlerContext);

            Thread.sleep(1000);

            crawler2.getCrawlerContext().setNumOfThread(numOfThread);

            final String sessionId1 = crawler1.execute();
            final String sessionId2 = crawler2.execute();

            assertNotSame(sessionId1, sessionId2);
            assertNotSame(crawler1.crawlerContext, crawler2.crawlerContext);

            for (int i = 0; i < 10; i++) {

            crawler2.getCrawlerContext().setNumOfThread(numOfThread);

            final String sessionId1 = crawler1.execute();
            final String sessionId2 = crawler2.execute();

            assertNotSame(sessionId1, sessionId2);
            assertNotSame(crawler1.crawlerContext, crawler2.crawlerContext);

            Thread.sleep(1000);

        final JobProcess jobProcess = runningProcessMap.remove(sessionId);
        return destroyProcess(sessionId, jobProcess);
    }

    public boolean isProcessRunning() {
        return !runningProcessMap.isEmpty();
    }

    public boolean isProcessRunning(final String sessionId) {
        final JobProcess jobProcess = runningProcessMap.get(sessionId);

    public void addIncludeUrlFilter(final String sessionId, final String url) {
        dataHelper.addIncludeUrlPattern(sessionId, url);
    }

    /*
     * (non-Javadoc)
     *
     * @see
     * org.codelibs.fess.crawler.service.impl.UrlFilterService#addIncludeUrlFilter(java
     * .lang.String, java.util.List)
     */
    @Override
    public void addIncludeUrlFilter(final String sessionId, final List<String> urlList) {

        cachedExcludeSet.clear();
        if (sessionId != null) {
            getUrlFilterService().delete(sessionId);
        }
    }

    /*
     * (non-Javadoc)
     *
     * @see org.codelibs.fess.crawler.filter.UrlFilter#init(java.lang.String)
     */
    @Override
    public void init(final String sessionId) {
        this.sessionId = sessionId;
        if (!cachedIncludeSet.isEmpty()) {

        this.name = value;
    }

    public String getSessionId() {
        checkSpecifiedProperty("sessionId");
        return convertEmptyToNull(sessionId);
    }

    public void setSessionId(String value) {
        registerModifiedProperty("sessionId");
        this.sessionId = value;
    }

        final String sessionId = "id1";
        urlFilter.init(sessionId);
        assertEquals(0, urlFilter.cachedIncludeSet.size());
        assertEquals(0, urlFilter.cachedExcludeSet.size());
        assertEquals(1, dataHelper.getIncludeUrlPatternList(sessionId).size());
        assertEquals(0, dataHelper.getExcludeUrlPatternList(sessionId).size());
    }

    public void test_addInclude2() {

    }

    public String getSessionId() {
        return crawlerContext.sessionId;
    }

    public void setSessionId(final String sessionId) {
        if (StringUtil.isNotBlank(sessionId) && !sessionId.equals(crawlerContext.sessionId)) {
            urlQueueService.updateSessionId(crawlerContext.sessionId, sessionId);
            crawlerContext.sessionId = sessionId;
        }
    }

    public String execute() {

        assertNull(pathMappingHelper.getPathMappingList(sessionId + "1"));
        pathMappingHelper.removePathMappingList(sessionId);
        assertNull(pathMappingHelper.getPathMappingList(sessionId));
        assertNull(pathMappingHelper.getPathMappingList(sessionId + "1"));

    }

    public void test_replaceUrl() {
        final String sessionId = "test";
        final List<PathMapping> pathMappingList = new ArrayList<PathMapping>();