* @param other
     *            the class loader to check as ancestor
     * @return <code>true</code> if <code>other</code> is an ancestor of <code>cl</code>
     */
    protected static boolean isAncestor(final ClassLoader cl, final ClassLoader other) {
        for (final ClassLoader loader : iterable(cl)) {
            if (loader == other) {
                return true;
            }
        }

        assertTrue(JsonPath.from(response).getInt("record_count") > 0);
        List<Map<String, Object>> docs = JsonPath.from(response).getList("data");
        boolean switchFlg = false;
        for (Map<String, Object> doc : docs) {
            if (!switchFlg) {
                boolean contains = doc.get("content_description").toString().toLowerCase().contains(query1);
                if (!contains) {
                    switchFlg = true;

      this.supplier = checkNotNull(supplier);
    }

    @Override
    @ParametricNullness
    public T get() {
      return function.apply(supplier.get());
    }

    @Override
    public boolean equals(@Nullable Object obj) {
      if (obj instanceof SupplierComposition) {
        SupplierComposition<?, ?> that = (SupplierComposition<?, ?>) obj;
        return function.equals(that.function) && supplier.equals(that.supplier);

        threadPool.shutdownNow();
    }

    /**
     * Creates a new index if no index exists.
     * @return True if an index was created, false otherwise.
     */
    public boolean createIndexIfNothing() {
        try {
            boolean created = false;
            final IndicesExistsResponse response =

        buf.append("[HOTTHREAD MONITOR] ");

        final FessConfig fessConfig = ComponentUtil.getFessConfig();

        buf.append('{');

        final boolean ignoreIdleThreads = Constants.TRUE.equalsIgnoreCase(fessConfig.getCrawlerHotthreadIgnoreIdleThreads());
        final TimeValue interval = TimeValue.parseTimeValue(fessConfig.getCrawlerHotthreadInterval(), "crawler.hotthread.interval");

 * within it never execute concurrently. It is an error to use a task in multiple queues.
 */
abstract class Task(
  val name: String,
  val cancelable: Boolean = true,
) {
  // Guarded by the TaskRunner.
  internal var queue: TaskQueue? = null

  /** Undefined unless this is in [TaskQueue.futureTasks]. */
  internal var nextExecuteNanoTime = -1L

  @CanIgnoreReturnValue
  @Override
  public int drainTo(Collection<? super E> c) {
    return delegate().drainTo(c);
  }

  @CanIgnoreReturnValue // TODO(kak): consider removing this
  @Override
  public boolean offer(E e, long timeout, TimeUnit unit) throws InterruptedException {
    return delegate().offer(e, timeout, unit);
  }

  @CanIgnoreReturnValue // TODO(kak): consider removing this
  @Override

 */
public interface RdmaProvider {

    /**
     * Check if RDMA is available on this system
     *
     * @return true if RDMA can be used, false otherwise
     */
    boolean isAvailable();

    /**
     * Get supported RDMA capabilities
     *
     * @return set of capabilities supported by this provider
     */
    Set<RdmaCapability> getSupportedCapabilities();

    /**

     *
     * @param constructor the constructor (must not be {@literal null} or empty string)
     * @return whether the constructor is <code>public</code>
     */
    public static boolean isPublic(final Constructor<?> constructor) {
        assertArgumentNotNull("constructor", constructor);

        return Modifier.isPublic(constructor.getModifiers());
    }

    }

    @Override
    public String toString() {
        return getLocation();
    }

    @Override
    public int hashCode() {
        return hashCode;
    }

    @Override
    public boolean equals(Object obj) {
        if (this == obj) {
            return true;
        }

        if (obj == null) {
            return false;
        }

        if (!StringSource.class.equals(obj.getClass())) {