class CoreUtils {

    public static <T> T cast(Class<T> clazz, Object o, String name) {
        if (!clazz.isInstance(o)) {
            if (o == null) {
                throw new IllegalArgumentException(name + " is null");
            }
            throw new IllegalArgumentException(name + " is not an instance of " + clazz.getName());
        }
        return clazz.cast(o);
    }

                            .toArray(n -> new String[n])));
            entity.setPermissions(encodePermissions(form.permissions));
            entity.setVirtualHosts(split(form.virtualHosts, "\n")
                    .get(stream -> stream.filter(StringUtil::isNotBlank).distinct().map(String::trim).toArray(n -> new String[n])));
            return entity;
        });
    }

    /**

public class IssueReproductionTest {
  @Test public void getFailsWithoutAdditionalCert() throws IOException {
    OkHttpClient client = new OkHttpClient();

    sendRequest(client, "https://google.com/robots.txt");
  }

  private void sendRequest(OkHttpClient client, String url) throws IOException {
    Request request = new Request.Builder()
            .url(url)
            .build();
    try (Response response = client.newCall(request).execute()) {

		t.Fatalf("errors happened when update: %v", err)
	}

	var user2 User
	DB.Preload("Company").Preload("Manager").Find(&user2, "id = ?", user.ID)
	CheckUser(t, user2, user)

	user.Company.Name += "new"
	user.Manager.Name += "new"
	if err := DB.Save(&user).Error; err != nil {
		t.Fatalf("errors happened when update: %v", err)
	}

	var user3 User
	DB.Preload("Company").Preload("Manager").Find(&user3, "id = ?", user.ID)

    }

    @Override
    public Class<?> next() {
        if (!hasNext()) {
            throw new NoSuchElementException();
        }
        final Class<?> result = clazz;
        clazz = clazz.getSuperclass();
        return result;
    }

    @Override
    public void remove() {
        throw new ClUnsupportedOperationException("remove");
    }

            return this;
        }
        return new RelocatedArtifact(artifact, groupId, artifactId, classifier, extension, version, message);
    }

    @Override
    public Artifact setFile(File file) {
        File current = getFile();
        if (Objects.equals(current, file)) {
            return this;
        }
        return new RelocatedArtifact(

            if (className == null) {
                return null;
            }
        }
        if (matcher.group(2) == null) {
            return linkRenderer.link(new TypeMetaData(className), listener);
        }

        ClassMetaData targetClass;
        if (className != null) {
            targetClass = repository.find(className);
            if (targetClass == null) {

   */
  private final Equivalence<? super T> equivalence;

  private final String relationshipName;
  private final String hashName;
  private final ItemReporter itemReporter;
  private final List<ImmutableList<T>> groups = new ArrayList<>();

  RelationshipTester(
      Equivalence<? super T> equivalence,
      String relationshipName,
      String hashName,
      ItemReporter itemReporter) {
    this.equivalence = checkNotNull(equivalence);

    private final Map<String, ActivationSettings> activations = new HashMap<>();

    /**
     * Mimics the pre-Maven 4 "active profiles" list.
     * @deprecated Use {@link #getRequiredActiveProfileIds()} and {@link #getOptionalActiveProfileIds()} instead.
     */
    @Deprecated
    public List<String> getActiveProfiles() {
        return Collections.unmodifiableList(new ArrayList<>(getProfileIds(pa -> pa.active())));
    }

    /**

    //                                                                              ======
    @Override
    public Map<String, Object> toSource() {
        Map<String, Object> sourceMap = new HashMap<>();
        if (gidNumber != null) {
            addFieldToSource(sourceMap, "gidNumber", gidNumber);
        }
        if (name != null) {
            addFieldToSource(sourceMap, "name", name);
        }