@NullUnmarked
final class TestUtil {
  static final String ERROR_ELEMENT_NOT_IN_GRAPH = "not an element of this graph";
  static final String ERROR_NODE_NOT_IN_GRAPH =
      "Should not be allowed to pass a node that is not an element of the graph.";
  static final String ERROR_ELEMENT_REMOVED = "used to generate this set";
  private static final String NODE_STRING = "Node";

        final FessConfig fessConfig = ComponentUtil.getFessConfig();
        final SearchEngineClient client = ComponentUtil.getSearchEngineClient();
        final String index = fessConfig.getIndexDocumentUpdateIndex();
        final Object url = params.get("url");
        if (url == null) {
            return StringUtil.EMPTY_STRINGS;
        }
        final SearchResponse response = client.prepareSearch(index)

        final BufferedInputStream bis = new BufferedInputStream(in);
        final String encoding = xmlExtractor.getEncoding(bis);
        CloseableUtil.closeQuietly(bis);
        assertEquals("UTF-8", encoding);
    }

    public void test_getEncoding_sjis() {
        final InputStream in = ResourceUtil.getResourceAsStream("extractor/test_sjis.xml");
        final BufferedInputStream bis = new BufferedInputStream(in);

        }
        try {
            final Path filePath = Paths.get(path).normalize();
            final String normalizedPath = filePath.toString();
            if (normalizedPath.contains("..")) {
                throw new IllegalArgumentException("Invalid file path");
            }
            final File file = filePath.toFile();
            final String canonicalPath = file.getCanonicalPath();

            ScoreFunctionCall<ScoreFunctionCreator<ScheduledJobCQ>> functionsLambda,
            final ConditionOptionCall<FunctionScoreQueryBuilder> opLambda) {
        ScheduledJobCQ cq = new ScheduledJobCQ();
        queryLambda.callback(cq);
        final Collection<FilterFunctionBuilder> list = new ArrayList<>();
        if (functionsLambda != null) {

     */

    public static InetAddress[] getInetAddressArray(final String key, final String delim, final InetAddress[] def) {
        final String p = getProperty(key);
        if (p != null) {
            final StringTokenizer tok = new StringTokenizer(p, delim);
            final int len = tok.countTokens();
            final InetAddress[] arr = new InetAddress[len];
            for (int i = 0; i < len; i++) {

     */
    protected static class CacheKey implements Key {
        private final Plugin plugin;

        private final WorkspaceRepository workspace;

        private final LocalRepository localRepo;

        private final List<RemoteRepository> repositories;

        private final DependencyFilter filter;

        private final int hashCode;

        public CacheKey(
                Plugin plugin,

     */
    public static OptionalEntity<WebAuthentication> getWebAuthentication(final CreateForm form) {
        final SystemHelper systemHelper = ComponentUtil.getSystemHelper();
        final String username = systemHelper.getUsername();
        final long currentTime = systemHelper.getCurrentTimeAsLong();
        return getEntity(form, username, currentTime).map(entity -> {

    private volatile int tid = -1;
    private volatile String service = "?????";
    private volatile boolean inDfs, inDomainDfs;
    private volatile long treeNum; // used by SmbFile.isOpen

    private final AtomicLong usageCount = new AtomicLong(0);
    private final AtomicBoolean sessionAcquired = new AtomicBoolean(true);

    private final boolean traceResource;

  }

  static final ImmutableSet<Double> INTEGRAL_DOUBLE_CANDIDATES;
  static final ImmutableSet<Double> FRACTIONAL_DOUBLE_CANDIDATES;
  static final Iterable<Double> INFINITIES =
      Doubles.asList(Double.POSITIVE_INFINITY, Double.NEGATIVE_INFINITY);
  static final Iterable<Double> FINITE_DOUBLE_CANDIDATES;
  static final Iterable<Double> POSITIVE_FINITE_DOUBLE_CANDIDATES;