}

    @Test
    public void test_crawlerHotthreadThreads() {
        assertEquals(Integer.valueOf(3), fessConfig.getCrawlerHotthreadThreadsAsInteger());
    }

    @Test
    public void test_crawlerHotthreadTimeout() {
        assertEquals("30s", fessConfig.getCrawlerHotthreadTimeout());
    }

    @Test

     * @return The value of found property. (NotNull: if not found, exception but basically no way)
     * @throws NumberFormatException When the property is not integer.
     */
    Integer getCrawlerHotthreadThreadsAsInteger();

    /**
     * Get the value for the key 'crawler.hotthread.timeout'. <br>
     * The value is, e.g. 30s <br>
     * comment: Timeout for hot thread monitoring (e.g., 30s).