return ObjectArrays.concat(a, b, Double.class);
  }

  @J2ktIncompatible
  @GwtIncompatible // used only from suite
  @AndroidIncompatible
  public abstract static class TestDoubleListGenerator implements TestListGenerator<Double> {
    @Override
    public SampleElements<Double> samples() {
      return new SampleDoubles();
    }

    @Override
    public List<Double> create(Object... elements) {

    return ObjectArrays.concat(a, b, Double.class);
  }

  @J2ktIncompatible
  @GwtIncompatible // used only from suite
  @AndroidIncompatible
  public abstract static class TestDoubleListGenerator implements TestListGenerator<Double> {
    @Override
    public SampleElements<Double> samples() {
      return new SampleDoubles();
    }

    @Override
    public List<Double> create(Object... elements) {

  private static final class PickyIterable<E> implements Iterable<E> {
    final List<E> elements;
    int modCount = 0;

    PickyIterable(E... elements) {
      this.elements = new ArrayList<E>(asList(elements));
    }

    @Override
    public Iterator<E> iterator() {
      return new PickyIterator();
    }

    final class PickyIterator implements Iterator<E> {
      int expectedModCount = modCount;

   * Arrays::compareUnsigned}.
   */
  public static Comparator<int[]> lexicographicalComparator() {
    return LexicographicalComparator.INSTANCE;
  }

  enum LexicographicalComparator implements Comparator<int[]> {
    INSTANCE;

    @Override
    // A call to bare "min" or "max" would resolve to our varargs method, not to any static import.
    @SuppressWarnings("StaticImportPreferred")

// https://github.com/hashicorp/golang-lru
import (
	"sync"
	"time"
)

// EvictCallback is used to get a callback when a cache entry is evicted
type EvictCallback[K comparable, V any] func(key K, value V)

// LRU implements a thread-safe LRU with expirable entries.
type LRU[K comparable, V any] struct {
	size      int
	evictList *LruList[K, V]
	items     map[K]*Entry[K, V]
	onEvict   EvictCallback[K, V]

	// expirable options

            ActionListener<SearchResponse> listener) {
        throw new UnsupportedOperationException("Not implemented yet");
    }

    @Override
    public ActionFuture<SearchResponse> searchView(org.opensearch.action.admin.indices.view.SearchViewAction.Request request) {
        throw new UnsupportedOperationException("Not implemented yet");
    }

    @Override

 *
 * @author Jesse Wilson
 * @author Luke Sandberg
 * @since 1.0
 */
@GwtIncompatible
@J2ktIncompatible
public abstract class AbstractService implements Service {
  private static final ListenerCallQueue.Event<Listener> STARTING_EVENT =
      new ListenerCallQueue.Event<Listener>() {
        @Override
        public void call(Listener listener) {

    /**
     * Determines whether the content at the given URL has been updated since the last crawl.
     * This method implements incremental crawling by comparing timestamps and checking document
     * expiration. It also handles special cases for different URL schemes (SMB, file, FTP).
     *

        }

        @Override
        public String getOutput() {
            return output;
        }
    }

    private static class TestServletContext implements ServletContext {
        File parentFile = new File("/test/webapp");

        @Override
        public String getRealPath(String path) {
            if (path != null && path.contains("WEB-INF")) {

                String value,
                @Nonnull Map<String, String> attributes,
                @Nonnull List<XmlNode> children,
                Object inputLocation)
                implements XmlNode, Serializable {

            private Impl {
                // Validation and normalization from the original constructor
                prefix = prefix == null ? "" : prefix;