*
 * @author Louis Wasserman
 */
@NullUnmarked
public class DoubleMathBenchmark {
  private static final double[] positiveDoubles = new double[ARRAY_SIZE];
  private static final int[] factorials = new int[ARRAY_SIZE];
  private static final double[] doubles = new double[ARRAY_SIZE];

  @BeforeExperiment
  void setUp() {
    for (int i = 0; i < ARRAY_SIZE; i++) {

import java.util.Collections;
import java.util.Set;
import org.jspecify.annotations.Nullable;

/** Implementation of an {@link Optional} not containing a reference. */
@GwtCompatible
final class Absent<T> extends Optional<T> {
  static final Absent<Object> INSTANCE = new Absent<>();

  @SuppressWarnings("unchecked") // implementation is "fully variant"
  static <T> Optional<T> withType() {
    return (Optional<T>) INSTANCE;
  }

import org.jspecify.annotations.Nullable;

/** An ordering that treats {@code null} as less than all other values. */
@GwtCompatible
final class NullsFirstOrdering<T extends @Nullable Object> extends Ordering<@Nullable T>
    implements Serializable {
  final Ordering<? super T> ordering;

  NullsFirstOrdering(Ordering<? super T> ordering) {
    this.ordering = ordering;
  }

  @Override

            ModelBuildingRequest request,
            DefaultModelProblemCollector problems)
            throws ModelBuildingException {
        final Parent parent = childModel.getParent();
        final ModelSource candidateSource;
        final Model candidateModel;
        final WorkspaceModelResolver resolver = request.getWorkspaceModelResolver();
        if (resolver == null) {

    /**
     * The project being summarized.
     */
    private final MavenProject project;

    /**
     * The build time of the project in milliseconds.
     */
    private final Duration wallTime;

    /**
     * The total amount of time spent for to run mojos in milliseconds.
     */
    private final Duration execTime;

    /**
     * Creates a new build summary for the specified project.

import java.io.Serializable;
import java.util.Iterator;

/** An ordering that uses the reverse of the natural order of the values. */
@GwtCompatible
final class ReverseNaturalOrdering extends Ordering<Comparable<?>> implements Serializable {
  static final ReverseNaturalOrdering INSTANCE = new ReverseNaturalOrdering();

  @Override
  @SuppressWarnings("unchecked") // TODO(kevinb): the right way to explain this??

 * AbstractSet#iterator()}.
 */
abstract class IncidentEdgeSet<N> extends AbstractSet<EndpointPair<N>> {
  final N node;
  final ArchetypeGraph<N> graph;
  final EdgeType edgeType;

  enum EdgeType {
    INCOMING, // incoming incident edges only
    OUTGOING, // outgoing incident edges only
    BOTH // both incoming and outgoing incident edges
  }

     *
     * @param <T> the element type
     * @param enumeration the enumeration (must not be {@literal null})
     * @return an {@link Iterable} wrapping the enumeration
     */
    public static <T> Iterable<T> iterable(final Enumeration<T> enumeration) {
        assertArgumentNotNull("enumeration", enumeration);

        return () -> new EnumerationIterator<>(enumeration);
    }

    /**

import org.junit.Test;

/**
 * @author koichik
 *
 */
public class ClassIteratorTest {

    /**
     * @throws Exception
     */
    @Test
    public void test() throws Exception {
        final ClassIterator it = new ClassIterator(Integer.class);
        assertThat(it.hasNext(), is(true));
        assertThat(it.next(), is(sameClass(Integer.class)));

        assertThat(it.hasNext(), is(true));

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

@Named
@Singleton
public class MavenPluginMavenPrerequisiteChecker implements MavenPluginPrerequisitesChecker {
    private final Logger logger = LoggerFactory.getLogger(getClass());
    private final RuntimeInformation runtimeInformation;

    @Inject
    public MavenPluginMavenPrerequisiteChecker(RuntimeInformation runtimeInformation) {
        super();