} else {
            // timestamp
            putResultDataBody(dataMap, fessConfig.getIndexFieldTimestamp(), now);
        }
        // indexingTarget
        putResultDataBody(dataMap, Constants.INDEXING_TARGET, indexingTarget);
        //  boost
        putResultDataBody(dataMap, fessConfig.getIndexFieldBoost(), crawlingConfig.getDocumentBoost());
        // label: labelType

        } else {
            // timestamp
            putResultDataBody(dataMap, fessConfig.getIndexFieldTimestamp(), now);
        }
        // indexingTarget
        putResultDataBody(dataMap, Constants.INDEXING_TARGET, indexingTarget);
        //  boost
        putResultDataBody(dataMap, fessConfig.getIndexFieldBoost(), crawlingConfig.getDocumentBoost());
        // label: labelType

    /** 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. */
    public static final String NUM_OF_THREADS = "numOfThreads";

    // ============================================================

                    if (Constants.FALSE.equals(map.get(Constants.INDEXING_TARGET))) {
                        if (logger.isDebugEnabled()) {
                            logger.debug("Skipped. This document is not a index target. ");
                        }
                        continue;
                    }
                    map.remove(Constants.INDEXING_TARGET);

                    updateDocument(map);

                        ignoreFields = ((String) paramMap.get("ignore.field.names")).split(",");
                    } else {
                        ignoreFields = new String[] { Constants.INDEXING_TARGET, Constants.SESSION_ID };
                    }
                    stream(ignoreFields).of(stream -> stream.map(String::trim).forEach(s -> dataMap.remove(s)));