}

    /**
     * Abbreviates a long text string.
     *
     * @param str The string to abbreviate.
     * @return The abbreviated string.
     */
    public String abbreviateLongText(final String str) {
        return StringUtils.abbreviate(str, ComponentUtil.getFessConfig().getMaxLogOutputLengthAsInteger());
    }

    /**
     * Normalizes an HTML language string.
     *

    }

    @Test
    public void test_abbreviateLongText() {
        assertEquals("", systemHelper.abbreviateLongText(""));
        assertEquals(4000, systemHelper.abbreviateLongText(Stream.generate(() -> "a").limit(4000).collect(Collectors.joining())).length());
        assertEquals(4000, systemHelper.abbreviateLongText(Stream.generate(() -> "a").limit(4001).collect(Collectors.joining())).length());
    }

    @Test