assertEquals("[" + JOINER.join(map.keySet()) + "]", map.keySet().toString());
    assertEquals("[" + JOINER.join(map.values()) + "]", map.values().toString());

    assertEquals(new HashSet<>(map.entrySet()), map.entrySet());
    assertEquals(new HashSet<>(map.keySet()), map.keySet());
  }

    return new ConstantWeigher(constant);
  }

  /** Returns a {@link Weigher} that uses the integer key as the weight. */
  static Weigher<Integer, Object> intKeyWeigher() {
    return new IntKeyWeigher();
  }

  /** Returns a {@link Weigher} that uses the integer value as the weight. */
  static Weigher<Object, Integer> intValueWeigher() {
    return new IntValueWeigher();
  }

import jakarta.validation.constraints.Size;

/**
 * Form class for creating new duplicate host configuration entries.
 * This form handles the creation of duplicate host mappings that redirect
 * crawling from duplicate hostnames to the regular canonical hostname.
 */
public class CreateForm {

    /**
     * Creates a new CreateForm instance.
     */
    public CreateForm() {
    }

    @Test
    void testGetProblems() {
        DefaultProblemCollector collector = new DefaultProblemCollector(null);
        assertNotNull(collector.getProblems());
        assertEquals(0, collector.getProblems().size());

        collector.add(null, "MESSAGE1", -1, -1, null);

        Exception e2 = new Exception();
        collector.add(Severity.WARNING, null, 42, 127, e2);

        return mojos;
    }

    public void setMojos(List<LifecycleMojo> mojos) {
        this.mojos = mojos;
    }

    public void set(String goals) {
        mojos = new ArrayList<>();

        if (goals != null && !goals.isEmpty()) {
            String[] mojoGoals = goals.split(",");
            mojos = Arrays.stream(mojoGoals).map(fromGoalIntoLifecycleMojo).collect(Collectors.toList());

    @ParameterizedTest
    @ValueSource(booleans = {true, false})
    void downstreamProjectsShouldBeCached(boolean transitive) {
        FilteredProjectDependencyGraph graph =
                new FilteredProjectDependencyGraph(projectDependencyGraph, List.of(aProject));

        when(projectDependencyGraph.getDownstreamProjects(bProject, transitive)).thenReturn(List.of(cProject));

        } catch (InvalidVersionSpecificationException e) {
            throw new IllegalArgumentException("Invalid 'requiredJavaVersion' given in plugin descriptor", e);
        }
        Version current;
        try {
            current = versionScheme.parseVersion(currentVersion);
        } catch (InvalidVersionSpecificationException e) {
            throw new IllegalStateException("Could not parse current Java version", e);
        }

@SuppressWarnings("serial") // uses writeReplace(), not default serialization
final class RegularImmutableSet<E> extends ImmutableSet.CachingAsList<E> {
  private static final Object[] EMPTY_ARRAY = new Object[0];
  static final RegularImmutableSet<Object> EMPTY =
      new RegularImmutableSet<>(EMPTY_ARRAY, 0, EMPTY_ARRAY, 0);

  private final transient Object[] elements;
  private final transient int hashCode;

  public @Nullable Entry<E> lastEntry() {
    return delegate().lastEntry();
  }

  @Override
  public @Nullable Entry<E> pollFirstEntry() {
    throw new UnsupportedOperationException();
  }

  @Override
  public @Nullable Entry<E> pollLastEntry() {
    throw new UnsupportedOperationException();
  }

  @Override
  public SortedMultiset<E> headMultiset(@ParametricNullness E upperBound, BoundType boundType) {

	// certificate that we can map to a policy.
	if len(r.TLS.PeerCertificates) == 0 {
		writeSTSErrorResponse(ctx, w, ErrSTSMissingParameter, errors.New("No client certificate provided"))
		return
	}
	if len(r.TLS.PeerCertificates) > 1 {
		writeSTSErrorResponse(ctx, w, ErrSTSInvalidParameterValue, errors.New("More than one client certificate provided"))
		return
	}

	certificate := r.TLS.PeerCertificates[0]