if (urlQueue != null) {
                final String parentUrl = urlQueue.getParentUrl();
                if (StringUtil.isNotEmpty(parentUrl)) {
                    final String sessionId = urlQueue.getSessionId();
                    final String pageEnc = getParentEncoding(parentUrl, sessionId);
                    if (pageEnc != null) {
                        enc = pageEnc;

     */
    public String getParentUrl() {
        return parentUrl;
    }

    /**
     * Sets the parent URL from which this resource was discovered.
     *
     * @param parentUrl the parent URL to set
     */
    public void setParentUrl(final String parentUrl) {
        this.parentUrl = parentUrl;
    }

    /**
     * Gets the rule ID associated with this response.
     *

        // parentId
        String parentUrl = responseData.getParentUrl();
        if (StringUtil.isNotBlank(parentUrl)) {
            parentUrl = pathMappingHelper.replaceUrl(sessionId, parentUrl);
            putResultDataBody(dataMap, fessConfig.getIndexFieldUrl(), parentUrl);

     * Stores a single child URL to the crawling queue.
     * @param childUrl The child URL to store.
     * @param parentUrl The parent URL.
     * @param weight The weight of the child URL.
     * @param depth The depth of the child URL.
     */
    protected void storeChildUrl(final String childUrl, final String parentUrl, final float weight, final int depth) {
        if (crawlerContext.getMaxDepth() >= 0 && depth > crawlerContext.getMaxDepth()) {

        final SearchResponse response = getClient().get(c -> {
            final SearchRequestBuilder builder = c.prepareSearch(index);
            callback.accept(builder);
            builder.setFetchSource(new String[] { "parentUrl", "method", "mimeType", "sessionId", "url", "executionTime", "createTime",
                    "contentLength", "lastModified", "ruleId", "httpStatusCode", "status" }, null);
            return builder.execute();
        });

     *
     * @param childUrl the child URL to store
     * @param parentUrl the parent URL that referenced this child URL
     * @param weight the weight/priority of the child URL
     * @param depth the crawling depth of the child URL
     */
    @Override
    protected void storeChildUrl(final String childUrl, final String parentUrl, final float weight, final int depth) {
        if (StringUtil.isNotBlank(childUrl)) {

        public void setLastModified(Long lastModified) {
        }

        @Override
        public void setDepth(Integer depth) {
        }

        @Override
        public void setParentUrl(String parentUrl) {
        }

        @Override
        public void setUrl(String url) {
        }

        @Override
        public void setEncoding(String encoding) {
        }

        @Override

        }

        @Override
        public void setUrl(String url) {
            // Do nothing in test
        }

        @Override
        public void setParentUrl(String parentUrl) {
            // Do nothing in test
        }

        @Override
        public void setId(String id) {
            // Do nothing in test
        }
    }