registerModifiedProperty("updatedTime");
        this.updatedTime = value;
    }

    public String getUrls() {
        checkSpecifiedProperty("urls");
        return convertEmptyToNull(urls);
    }

    public void setUrls(String value) {
        registerModifiedProperty("urls");
        this.urls = value;
    }

    public String getUserAgent() {

        setupEpg(_epgMap, et -> ((WebConfig) et).getUpdatedTime(), (et, vl) -> ((WebConfig) et).setUpdatedTime(DfTypeUtil.toLong(vl)),
                "updatedTime");
        setupEpg(_epgMap, et -> ((WebConfig) et).getUrls(), (et, vl) -> ((WebConfig) et).setUrls(DfTypeUtil.toString(vl)), "urls");
        setupEpg(_epgMap, et -> ((WebConfig) et).getUserAgent(), (et, vl) -> ((WebConfig) et).setUserAgent(DfTypeUtil.toString(vl)),
                "userAgent");

            final Crawler crawler = ComponentUtil.getComponent(Crawler.class);
            crawler.setSessionId(sid);
            sessionIdList.add(sid);

            final String urlsStr = webConfig.getUrls();
            if (StringUtil.isBlank(urlsStr)) {
                logger.warn("[{}] No target urls. Skipped.", webConfig.getName());
                break;
            }

            // interval time

        } else if (e.isInfoEnabled()) {
            logger.info(e.getMessage());
        } else if (e.isWarnEnabled()) {
            logger.warn("Crawling access exception at url: {}", urlQueue.getUrl(), e);
        } else if (e.isErrorEnabled()) {
            logger.error("Crawling access exception at url: {}", urlQueue.getUrl(), e);
        }
    }

    /**

    void testConstructor_NonWorkgroupType_ThrowsException() throws Exception {
        // Given: A non-workgroup type with a host
        when(locator.getType()).thenReturn(SmbConstants.TYPE_SERVER);
        when(locator.getURL()).thenReturn(createSmbURL("smb://server/"));

        // When & Then: Constructor should throw SmbException

        assertEquals(Constants.GET_METHOD, testListener.requestMethod);
        assertNull(testListener.exceptionUrl);
        assertEquals(1, testClient.count);
        assertEquals(url, response.getUrl());
        assertEquals(Constants.GET_METHOD, response.getMethod());
    }

    public void test_doGet_with4Exception() {
        final FaultTolerantClient client = new FaultTolerantClient();

        final Set<String> urlSet = new HashSet<>();
        final List<UrlQueue<?>> childList = childUrlList.stream()
                .filter(d -> StringUtil.isNotBlank(d.getUrl()) && urlSet.add(d.getUrl()) && crawlerContext.getUrlFilter().match(d.getUrl()))
                .map(d -> {
                    final UrlQueue<?> uq = crawlerContainer.getComponent("urlQueue");
                    uq.setCreateTime(SystemUtil.currentTimeMillis());

            assertEquals("application/octet-stream", responseData.getMimeType());
            assertNull(responseData.getResponseBody());
            assertNull(responseData.getMetaDataMap().get("label"));
        }
        try (final ResponseData responseData = s3Client.doHead("s3://fess/dir1/dir2/file3.txt")) {
            assertEquals("s3://fess/dir1/dir2/file3.txt", responseData.getUrl());

        final Set<String> urlSet = new HashSet<>();
        final List<UrlQueue<?>> childList = childUrlList.stream()
                .filter(d -> StringUtil.isNotBlank(d.getUrl()) && urlSet.add(d.getUrl()) && crawlerContext.urlFilter.match(d.getUrl()))
                .map(d -> {
                    final UrlQueue<?> uq = crawlerContainer.getComponent("urlQueue");
                    uq.setCreateTime(SystemUtil.currentTimeMillis());

            assertEquals("file2", new String(InputStreamUtil.getBytes(responseData.getResponseBody())));
            assertEquals(5, responseData.getContentLength());
        }
        try (final ResponseData responseData = smbClient.doGet(baseUrl + "dir1/dir2/file3.txt")) {
            assertEquals(baseUrl + "dir1/dir2/file3.txt", responseData.getUrl());