![Admin UI](https://fess.codelibs.org/_images/fess_admin_dashboard.png)

You can register crawling targets in the Admin UI on the (Web, File, Data Store) crawler configuration pages, and then start the Crawler manually on the [Scheduler page](https://fess.codelibs.org/14.12/admin/scheduler-guide.html).

## Migration from another search provider

Please see [MIGRATION.md](MIGRATION.md).

## Data Store

        if (pageNumber != null && pageNumber > 0) {
            pageNumber = pageNumber + move;
            if (pageNumber < 1) {
                pageNumber = 1;
            }
            form.start = (pageNumber - 1) * form.getPageSize();
        }
        return doSearch(form);
    }

    // -----------------------------------------------------
    // Confirm
    // -------

    @Execute

        protected final SearchRequestBuilder searchRequestBuilder;
        protected String query;
        protected String[] responseFields;
        protected int offset = Constants.DEFAULT_START_COUNT;
        protected int size = Constants.DEFAULT_PAGE_SIZE;
        protected GeoInfo geoInfo;
        protected FacetInfo facetInfo;
        protected HighlightInfo highlightInfo;

        final ProcessBuilder pb = new ProcessBuilder(cmdList);
        pbCall.accept(pb);
        destroyProcess(sessionId);
        JobProcess jobProcess;
        try {
            jobProcess = new JobProcess(pb.start(), bufferSize, outputCallback);
            destroyProcess(sessionId, runningProcessMap.putIfAbsent(sessionId, jobProcess));
            return jobProcess;
        } catch (final IOException e) {

    void jobLogTest() {
        logger.info("start jobLogTest");
        testReadJobLog();
        testDeleteJobLog();
    }

    @Test
    void crawlingInfoTest() {
        logger.info("start crawlingInfoTest");
        testReadCrawlingInfo();
        testDeleteCrawlingInfo();
    }

    @Test
    void failureUrlTest() {
        logger.info("start failureUrlTest");
        testReadFailureUrl();

    protected static String urlEncode(final String str) {
        if (str == null) {
            return StringUtil.EMPTY;
        }
        return URLEncoder.encode(str, Constants.UTF_8_CHARSET);
    }

    @Deprecated
    protected static String urlDecode(final String str) {
        if (str == null) {
            return StringUtil.EMPTY;
        }
        return URLDecoder.decode(str, Constants.UTF_8_CHARSET);
    }

        });
        return redirect(getClass());
    }

    @Execute
    @Secured({ ROLE })
    public HtmlResponse start(final EditForm form) {
        verifyCrudMode(form.crudMode, CrudMode.DETAILS);
        final String id = form.id;
        validate(form, messages -> {}, () -> asDetailsHtml(id));
        verifyToken(() -> asDetailsHtml(id));

        getAvailableBoostDocumentRuleList().forEach(rule -> {
            indexUpdater.addDocBoostMatcher(new org.codelibs.fess.indexer.DocBoostMatcher(rule));
        });
        indexUpdater.start();

        int startedCrawlerNum = 0;
        int activeCrawlerNum = 0;
        try {
            while (startedCrawlerNum < crawlerList.size()) {
                // Force to stop crawl

                pb.directory(baseDir);
                pb.redirectErrorStream(true);
            });

            final InputStreamThread it = jobProcess.getInputStreamThread();
            it.start();

            final Process currentProcess = jobProcess.getProcess();
            currentProcess.waitFor();
            it.join(5000);

            final int exitValue = currentProcess.exitValue();

            throw new IllegalArgumentException(msg);
        }
        if (!input.startsWith("/")) {
            final String msg = "The argument 'input' should start with slash '/': " + input;
            throw new IllegalArgumentException(msg);
        }
        final StringBuilder sb = new StringBuilder();