if (responseData.getRedirectLocation() == null) {
                                log(logHelper, LogType.PROCESS_RESPONSE, crawlerContext, urlQueue, responseData);
                                processResponse(urlQueue, responseData);
                            } else {
                                log(logHelper, LogType.REDIRECT_LOCATION, crawlerContext, urlQueue, responseData);

    NOT_MODIFIED,
    /** Indicates getting content from a resource. */
    GET_CONTENT,
    /** Indicates a redirect location was found. */
    REDIRECT_LOCATION,
    /** Indicates processing a response. */
    PROCESS_RESPONSE,
    /** Indicates the crawling process has finished. */
    FINISHED_CRAWLING,
    /** Indicates processing child URLs due to an exception. */
    PROCESS_CHILD_URLS_BY_EXCEPTION,

            break;
        case GET_CONTENT:
            processGetContent(objs);
            break;
        case REDIRECT_LOCATION:
            processRedirectLocation(objs);
            break;
        case PROCESS_RESPONSE:
            processProcessResponse(objs);
            break;
        case FINISHED_CRAWLING:
            processFinishedCrawling(objs);
            break;
        case PROCESS_CHILD_URLS_BY_EXCEPTION: