* @throws CrawlerSystemException if data deserialization fails
     */
    public Map<String, Object> processRequest(final CrawlingConfig crawlingConfig, final String crawlingInfoId, final String url) {
        if (StringUtil.isBlank(crawlingInfoId)) {
            throw new CrawlingAccessException("sessionId is null.");
        }

{
  "fess_config.crawling_info_param" : {
    "aliases" : { },
    "mappings" : {
      "crawling_info_param" : {
        "properties" : {
          "crawlingInfoId" : {
            "type" : "keyword"
          },
          "createdTime" : {
            "type" : "long"
          },
          "key" : {
            "type" : "keyword"
          },
          "value" : {
            "type" : "keyword"
          }
        }

            columnList.add(name);
        }

        public void columnId() {
            doColumn("_id");
        }

        public void columnCrawlingInfoId() {
            doColumn("crawlingInfoId");
        }

        public void columnCreatedTime() {
            doColumn("createdTime");
        }

        public void columnKey() {
            doColumn("key");
        }

		</postConstruct>
		<postConstruct name="addIndexConfig">
			<arg>"fess_config.boost_document_rule/boost_document_rule"</arg>
		</postConstruct>
		<postConstruct name="addIndexConfig">
			<arg>"fess_config.crawling_info/crawling_info"</arg>
		</postConstruct>
		<postConstruct name="addIndexConfig">
			<arg>"fess_config.crawling_info_param/crawling_info_param"</arg>
		</postConstruct>
		<postConstruct name="addIndexConfig">

        try {
            final RESULT result = entityType.newInstance();
            result.setCrawlingInfoId(DfTypeUtil.toString(source.get("crawlingInfoId")));
            result.setCreatedTime(DfTypeUtil.toLong(source.get("createdTime")));
            result.setKey(DfTypeUtil.toString(source.get("key")));
            result.setValue(DfTypeUtil.toString(source.get("value")));

    /** Session identifier key. */
    public static final String SESSION_ID = "sessionId";

    /** Crawling information identifier key. */
    public static final String CRAWLING_INFO_ID = "crawlingInfoId";

    /** Indexing target identifier key. */
    public static final String INDEXING_TARGET = "indexingTarget";

    /** Number of threads configuration key. */