}
    }

    /**
     * Validates a string is not null or empty
     *
     * @param value the string to validate
     * @param fieldName the field name for error reporting
     * @return the validated string
     * @throws IllegalArgumentException if string is null or empty
     */
    public static String requireNonEmpty(String value, String fieldName) {
        if (value == null) {

    @Resource
    private CrawlerContainer crawlerContainer;

    @Override
    protected String prepareConfigFile() {
        return "crawler.xml";
    }

    public void test_execute_web() throws Exception {
        final CrawlerWebServer server = new CrawlerWebServer(7070);
        server.start();

        final String url = "http://localhost:7070/";
        try {
            final int maxCount = 50;

     */
    @Override
    public void iterate(final String sessionId, final AccessResultCallback<AccessResultImpl<Long>> accessResultCallback) {
        final Map<String, AccessResultImpl<Long>> arMap = dataHelper.getAccessResultMap(sessionId);
        for (final Map.Entry<String, AccessResultImpl<Long>> entry : arMap.entrySet()) {
            accessResultCallback.iterate(entry.getValue());
        }
    }

      @Override
      protected Multiset<String> create(String[] elements) {
        return unmodifiableMultiset(LinkedHashMultiset.create(asList(elements)));
      }

      @Override
      public List<String> order(List<String> insertionOrder) {
        List<String> order = new ArrayList<>();
        for (String s : insertionOrder) {
          int index = order.indexOf(s);

        List<String> results = converter.convert("アイウ", null);
        for (String result : results) {
            assertEquals(result, result.toLowerCase());
        }
    }

    public void test_convertHalfWidth() {
        // Test that full-width characters are converted to half-width
        List<String> results = converter.convert("アイウ", null);
        for (String result : results) {

    }

    @Override
    public String asTableDbName() {
        return "role";
    }

    // ===================================================================================
    //                                                                              Source
    //                                                                              ======
    @Override
    public Map<String, Object> toSource() {

     * @return a list of extracted URLs
     * @deprecated Use {@link #getUrlFromTagAttribute(URI, Document, String, String, String)} instead.
     */
    @Deprecated
    protected List<String> getUrlFromTagAttribute(final URL url, final Document document, final String xpath, final String attr,
            final String encoding) {
        try {
            return getUrlFromTagAttribute(url.toURI(), document, xpath, attr, encoding);

                new TestStringSetGenerator() {
                  @Override
                  protected Set<String> create(String[] elements) {
                    Set<String> difference = newHashSet(elements);
                    Set<String> set = newHashSet(samples());
                    set.addAll(difference);
                    Set<String> subset = newHashSet(samples());
                    subset.removeAll(difference);

        String name = "\\\\server\\\\share\\\\path"; // UNC-like DFS path
        String host = "server.example";
        String domain = "EXAMPLE";
        int rn = 0;

        jcifs.DfsReferralData result = transport.getDfsReferrals(ctx, name, host, domain, rn);

        assertSame(referral, result);

        ArgumentCaptor<String> nameCap = ArgumentCaptor.forClass(String.class);

    public String description;

    /**
     * The URLs to be crawled by this web configuration.
     */
    @Required
    @UriType(protocolType = ProtocolType.WEB)
    @CustomSize(maxKey = "form.admin.max.input.size")
    public String urls;

    /**
     * URL patterns to include during crawling.
     */
    @CustomSize(maxKey = "form.admin.max.input.size")
    public String includedUrls;

    /**