stats.put("process", getProcessObj());
        stats.put("engine", getEngineObj());
        stats.put("fs", getFsObj());
        return asJson(new ApiStatsResponse().stats(stats).status(ApiResult.Status.OK).result());
    }

    private FsObj[] getFsObj() {
        return Arrays.stream(File.listRoots()).map(f -> {
            final FsObj fsObj = new FsObj();
            fsObj.path = f.getAbsolutePath();

                                .filter(QueryBuilders.termQuery(EsAccessResult.STATUS, org.codelibs.fess.crawler.Constants.OK_STATUS));
                builder.setQuery(queryBuilder);
                builder.setFrom(0);
                final int maxDocumentCacheSize = fessConfig.getIndexerWebfsMaxDocumentCacheSizeAsInteger();

            }
            if (hotThreadMonitorTask != null) {
                hotThreadMonitorTask.cancel();
            }
            destroyContainer();
        }

        if (exitCode != Constants.EXIT_OK) {
            System.exit(exitCode);
        }
    }

    private static void destroyContainer() {
        if (running.getAndSet(false)) {
            TimeoutManager.getInstance().stop();

        Set<String> roleSet;

        try {
            roleSet = buildByHeader(roleQueryHelperImpl, getMockRequest());
            fail();
        } catch (final NullPointerException e) {
            //ok
        }

        roleQueryHelperImpl.headerKey = "fess1";

        getMockRequest().addHeader("aaa", "bbb");
        roleSet = buildByHeader(roleQueryHelperImpl, getMockRequest());

    public static final String READY = "ready";

    public static final String RUNNING = "running";

    public static final String DONE = "done";

    public static final String OK = "ok";

    public static final String FAIL = "fail";

    public static final String STOP = "stop";

    public static final String AUTO = "auto";

    public static final String NONE = "none";

        body.initialize();
        try {
            searchHelper.search(body, renderData, getUserBean());
            return asJson(new ApiDocsResponse().renderData(renderData).status(Status.OK).result());
        } catch (final InvalidQueryException e) {
            if (logger.isDebugEnabled()) {
                logger.debug("Invalid query: {}", body.q, e);
            }

    }

    public void test_updateConfiguration() {
        assertNotNull(systemHelper.updateConfiguration());
        systemHelper.addUpdateConfigListener("XXX", () -> "OK");
        assertTrue(systemHelper.updateConfiguration().contains("XXX: OK"));
    }

    public void test_isChangedClusterState() {
        systemHelper.isChangedClusterState(0);
        assertFalse(systemHelper.isChangedClusterState(0));

        try {
            buildQuery("sort:timestamp.xxx");
            fail();
        } catch (InvalidQueryException e) {
            // ok
        }

        try {
            buildQuery("sort:aaa");
            fail();
        } catch (InvalidQueryException e) {
            // ok
        }
    }

    public void test_build_fuzzy() {
        assertQueryContext(

public class ApiResult {

    protected ApiResponse response = null;

    public ApiResult(final ApiResponse response) {
        this.response = response;
    }

    public enum Status {
        OK(0), BAD_REQUEST(1), SYSTEM_ERROR(2), UNAUTHORIZED(3);

        private final int id;

        Status(final int id) {
            this.id = id;
        }

        public int getId() {
            return id;