newExtractors[newExtractors.length - 1] = extractor;

            Arrays.sort(newExtractors, Comparator.comparingInt(Extractor::getWeight).reversed());

            extractorMap.put(key, newExtractors);
        } else {
            extractorMap.put(key, new Extractor[] { extractor });
        }

        if (logger.isDebugEnabled()) {

        assertTrue(CrawlerStatus.INITIALIZING.compareTo(CrawlerStatus.DONE) < 0);
        assertTrue(CrawlerStatus.RUNNING.compareTo(CrawlerStatus.DONE) < 0);

        // Reverse comparisons
        assertTrue(CrawlerStatus.RUNNING.compareTo(CrawlerStatus.INITIALIZING) > 0);
        assertTrue(CrawlerStatus.DONE.compareTo(CrawlerStatus.INITIALIZING) > 0);