@AfterAll
    protected static void tearDownAll() {
        final List<Map<String, Object>> jobLogList = readJobLog(NAME_PREFIX);
        for (Map<String, Object> elem : jobLogList) {
            deleteMethod("/api/admin/joblog/log/" + elem.get("id"));
        }

        final List<Map<String, Object>> crawlingInfoList = readCrawlingInfo(webConfigId);
        for (Map<String, Object> elem : crawlingInfoList) {

#                                                     Paging
#                                                     ------

# The size of one page for paging
paging.page.size = 25

# The size of page range for paging
paging.page.range.size = 5

# The option 'fillLimit' of page range for paging
paging.page.range.fill.limit = true

# fetch page size

        final List<Map<String, Object>> list = List.of(Map.of("id", "1"), Map.of("id", "2"));
        final Map<String, Object> map = Map.of("items", list);
        final List<Map<String, Object>> result = coordinatorHelper.getListValue(map, "items");
        assertNotNull(result);
        assertEquals(2, result.size());
    }

    @Test
    public void test_getListValue_notList() {

    public static final String MAPPING_TYPE_ARRAY = "array";

    /** Mapping type for string fields. */
    public static final String MAPPING_TYPE_STRING = "string";

    /** Mapping type for long fields. */
    public static final String MAPPING_TYPE_LONG = "long";

    /** Mapping type for double fields. */
    public static final String MAPPING_TYPE_DOUBLE = "double";

    /** Mapping type for date fields. */

     * @return the processed index settings JSON
     */
    protected String readIndexSetting(final String fesenType, final String indexConfigFile, final String numberOfShards,
            final String autoExpandReplicas) {
        final FessConfig fessConfig = ComponentUtil.getFessConfig();
        String source = FileUtil.readUTF8(indexConfigFile);
        String dictionaryPath = System.getProperty("fess.dictionary.path", StringUtil.EMPTY);