*/
    Integer getCrawlerHttpThreadPoolSizeAsInteger();

    /**
     * Get the value for the key 'crawler.data.serializer'. <br>
     * The value is, e.g. kryo <br>
     * comment: Serializer type for crawler data (e.g., kryo).
     * @return The value of found property. (NotNull: if not found, exception but basically no way)
     */
    String getCrawlerDataSerializer();

    /**

2DC7          ; disallowed                             # NA   <reserved-2DC7>
2DC8..2DCE    ; valid                                  # 4.1  ETHIOPIC SYLLABLE KYA..ETHIOPIC SYLLABLE KYO
2DCF          ; disallowed                             # NA   <reserved-2DCF>
2DD0..2DD6    ; valid                                  # 4.1  ETHIOPIC SYLLABLE XYA..ETHIOPIC SYLLABLE XYO