}

  @J2ktIncompatible
  private URL[] getClassPathUrls() {
    ClassLoader classLoader = getClass().getClassLoader();
    return classLoader instanceof URLClassLoader
        ? ((URLClassLoader) classLoader).getURLs()
        : parseJavaClassPath().toArray(new URL[0]);
  }

  /**
   * Returns the URLs in the class path specified by the {@code java.class.path} {@linkplain
   * System#getProperty system property}.
   */

        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)),

            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