* comment: Whether to ignore files with empty content.
     * @return The determination, true or false. (if not found, exception but basically no way)
     */
    boolean isCrawlerDocumentFileIgnoreEmptyContent();

    /**
     * Get the value for the key 'crawler.document.file.max.title.length'. <br>
     * The value is, e.g. 100 <br>
     * comment: Maximum length of file title in documents.