buf.append('{');

        final boolean ignoreIdleThreads = Constants.TRUE.equalsIgnoreCase(fessConfig.getCrawlerHotthreadIgnoreIdleThreads());
        final TimeValue interval = TimeValue.parseTimeValue(fessConfig.getCrawlerHotthreadInterval(), "crawler.hotthread.interval");
        final int threads = fessConfig.getCrawlerHotthreadThreadsAsInteger();
        final String timeout = fessConfig.getCrawlerHotthreadTimeout();

        assertTrue(fessConfig.isCrawlerHotthreadIgnoreIdleThreads());
    }

    public void test_crawlerHotthreadInterval() {
        assertEquals("500ms", fessConfig.getCrawlerHotthreadInterval());
    }

    public void test_crawlerHotthreadSnapshots() {
        assertEquals(Integer.valueOf(10), fessConfig.getCrawlerHotthreadSnapshotsAsInteger());
    }