import org.opensearch.search.aggregations.metrics.PercentilesAggregationBuilder;
import org.opensearch.search.aggregations.metrics.ScriptedMetricAggregationBuilder;
import org.opensearch.search.aggregations.metrics.StatsAggregationBuilder;
import org.opensearch.search.aggregations.metrics.SumAggregationBuilder;
import org.opensearch.search.aggregations.metrics.TopHitsAggregationBuilder;
import org.opensearch.search.aggregations.metrics.ValueCountAggregationBuilder;

    return (Set<V>) super.replaceValues(key, values);
  }

  @Override
  public Set<Entry<K, V>> entries() {
    return (Set<Entry<K, V>>) super.entries();
  }

  @Override
  Set<Entry<K, V>> createEntries() {
    return new EntrySet();
  }

  private final class EntrySet extends Entries implements Set<Entry<K, V>> {
    @Override
    public int hashCode() {
      return Sets.hashCodeImpl(this);
    }

    @Override
    public SortedMap<String, String> create(Entry<String, String>[] entries) {
      ImmutableSortedMap.Builder<String, String> builder = ImmutableSortedMap.naturalOrder();
      for (Entry<String, String> entry : entries) {
        checkNotNull(entry);
        builder.put(entry.getKey(), entry.getValue());
      }
      return builder.build();
    }
  }

			// fn() requested to return by caller.
			return nil
		}
	}

	return err
}

// Return count entries at the directory dirPath and all entries
// if count is set to -1
func readDirWithOpts(dirPath string, opts readDirOpts) (entries []string, err error) {
	fd, err := openFileWithFD(dirPath, readMode, 0o666)
	if err != nil {
		if !osIsPermission(err) {
			return nil, osErrToFileErr(err)

    return getEntryNullReplaces().getKey();
  }

  private Entry<K, V> getEntryNullReplaces() {
    Iterator<Entry<K, V>> entries = getSampleElements().iterator();
    for (int i = 0; i < getNullLocation(); i++) {
      entries.next();
    }
    return entries.next();
  }

  protected void initMultimapWithNullKey() {
    resetContainer(getSubjectGenerator().create((Object[]) createArrayWithNullKey()));

    private final List<Entry<E>> entries;
    // TODO(cpovirk): @Weak?
    private final Multiset<E> delegate;

    ElementSet(List<Entry<E>> entries, Multiset<E> delegate) {
      this.entries = entries;
      this.delegate = delegate;
    }

    @Override
    E get(int index) {
      return entries.get(index).getElement();
    }

    @Override

     * Configuration settings for Fess application.
     * Contains various configuration parameters used throughout the application.
     */
    @Resource
    protected FessConfig fessConfig;

    /**
     * Retrieves a paginated list of related content entities.
     *
     * @param relatedContentPager the pager object containing pagination and search parameters
     * @return a list of RelatedContent entities matching the specified criteria

import (
	"time"

	"github.com/minio/madmin-go/v3"
)

const (
	sizeLessThan1KiB = iota
	sizeLessThan1MiB
	sizeLessThan10MiB
	sizeLessThan100MiB
	sizeLessThan1GiB
	sizeGreaterThan1GiB
	// Add new entries here

	sizeLastElemMarker
)

// sizeToTag converts a size to a tag.
func sizeToTag(size int64) int {
	switch {
	case size < 1024:
		return sizeLessThan1KiB
	case size < 1024*1024:

import org.opensearch.search.aggregations.metrics.PercentilesAggregationBuilder;
import org.opensearch.search.aggregations.metrics.ScriptedMetricAggregationBuilder;
import org.opensearch.search.aggregations.metrics.StatsAggregationBuilder;
import org.opensearch.search.aggregations.metrics.SumAggregationBuilder;
import org.opensearch.search.aggregations.metrics.TopHitsAggregationBuilder;
import org.opensearch.search.aggregations.metrics.ValueCountAggregationBuilder;

                throw new MalformedURLException("Always fails");
            }
        };

        // When all entries fail, iterator should be empty
        assertFalse(iterator.hasNext());
        assertNull(iterator.next());
    }

    @Test
    @DisplayName("Adapter returning null on all entries")
    void adapterReturnsNullOnAll() {
        // Setup
        FileEntry entry1 = mock(FileEntry.class);