*/
@GwtCompatible
final class FunctionalEquivalence<F, T> extends Equivalence<F> implements Serializable {

  @GwtIncompatible @J2ktIncompatible private static final long serialVersionUID = 0;

  private final Function<? super F, ? extends @Nullable T> function;
  private final Equivalence<T> resultEquivalence;

  FunctionalEquivalence(
      Function<? super F, ? extends @Nullable T> function, Equivalence<T> resultEquivalence) {

   * PeekingIterator#remove()} removes the same elements as the reference's iterator {@code
   * remove()}.
   */
  private static class PeekingIteratorTester<T extends @Nullable Object> extends IteratorTester<T> {
    private final Iterable<T> master;
    private @Nullable List<T> targetList;

    PeekingIteratorTester(Collection<T> master) {

     */
    @Nonnull
    static <P extends BuilderProblem> ProblemCollector<P> create(int maxCountLimit) {
        return create(maxCountLimit, p -> true);
    }

    /**
     * Default implementation of the ProblemCollector interface.
     *
     * @param <P> the type of problem
     */
    class Impl<P extends BuilderProblem> implements ProblemCollector<P> {

// @Ignore affects the Android test runner, which respects JUnit 4 annotations on JUnit 3 tests.
@SuppressWarnings("JUnit4ClassUsedInJUnit3")
@NullMarked
public class MultimapEqualsTester<K extends @Nullable Object, V extends @Nullable Object>
    extends AbstractMultimapTester<K, V, Multimap<K, V>> {
  public void testEqualsTrue() {
    new EqualsTester()
        .addEqualityGroup(multimap(), getSubjectGenerator().create(getSampleElements().toArray()))

  }

  private static class EmptyAbstractSequentialIterator<T> extends AbstractSequentialIterator<T> {

    EmptyAbstractSequentialIterator() {
      super(null);
    }

    @Override
    protected T computeNext(T previous) {
      throw new AssertionFailedError();
    }
  }

  private static class BrokenAbstractSequentialIterator extends AbstractSequentialIterator<Object> {

    public interface FilteredCall<CQ extends EsAbstractConditionQuery, CF extends EsAbstractConditionQuery> {

        void callback(CQ query, CF filter);
    }

    @FunctionalInterface
    public interface OperatorCall<CQ extends EsAbstractConditionQuery> {

        void callback(CQ query);
    }

    @FunctionalInterface
    public interface ScoreFunctionCall<CC extends ScoreFunctionCreator<?>> {

    public interface FilteredCall<CQ extends EsAbstractConditionQuery, CF extends EsAbstractConditionQuery> {

        void callback(CQ query, CF filter);
    }

    @FunctionalInterface
    public interface OperatorCall<CQ extends EsAbstractConditionQuery> {

        void callback(CQ query);
    }

    @FunctionalInterface
    public interface ScoreFunctionCall<CC extends ScoreFunctionCreator<?>> {

import jakarta.annotation.Resource;

/**
 * API action for admin dictionary management.
 * Provides REST endpoints for managing dictionaries in the Fess search engine.
 */
public class ApiAdminDictAction extends FessApiAdminAction {

    /**
     * Default constructor.
     */
    public ApiAdminDictAction() {
        super();
    }

    /** Dictionary manager for handling dictionary file operations */

import java.util.Arrays;
import java.util.Comparator;
import org.jspecify.annotations.Nullable;

/** An ordering that tries several comparators in order. */
@GwtCompatible
final class CompoundOrdering<T extends @Nullable Object> extends Ordering<T>
    implements Serializable {
  final Comparator<? super T>[] comparators;

  @SuppressWarnings("unchecked") // Generic array creation

    return reference;
  }

  @Override
  public Optional<T> or(Optional<? extends T> secondChoice) {
    checkNotNull(secondChoice);
    return this;
  }

  @Override
  public T or(Supplier<? extends T> supplier) {
    checkNotNull(supplier);
    return reference;
  }

  @Override
  public T orNull() {
    return reference;
  }