* @param level The parameter value of level. (NotNull)
     */
    public void setLevel(String level) {
        registerVariable("level", level);
    }

    /**
     * Set the value of hostname, used in parameter comment. <br>
     * Even if empty string, treated as empty plainly. So "IF pmb != null" is false if empty.
     * @param hostname The parameter value of hostname. (NotNull)
     */

            def newNullability = nullabilityOf(newMethod)

            if (oldNullability == Nullability.NON_NULL && newNullability == Nullability.NULLABLE) {
                errors << "From non-null returning to null returning breaking change"
            } else if (oldNullability == Nullability.NON_NULL && newNullability == Nullability.UNMARKED) {

val Project.maxTestDistributionRemoteExecutors: Int?
    get() = gradleProperty(MAX_TEST_DISTRIBUTION_REMOTE_EXECUTORS).orNull?.toInt()

val Project.maxTestDistributionLocalExecutors: Int?
    get() = gradleProperty(MAX_TEST_DISTRIBUTION_LOCAL_EXECUTORS).orNull?.toInt()

val Project.toolchainInstallationPaths: Provider<String>
    get() = gradleProperty(JAVA_INSTALLATIONS_PATHS_PROPERTY)

  }

  @Override
  public T or(Supplier<? extends T> supplier) {
    return checkNotNull(
        supplier.get(), "use Optional.orNull() instead of a Supplier that returns null");
  }

  @Override
  public @Nullable T orNull() {
    return null;
  }

  @Override
  public Set<T> asSet() {
    return Collections.emptySet();
  }

  @Override
  public <V> Optional<V> transform(Function<? super T, V> function) {

        return this;
    }

    @Override
    public List<String> getModelIds() {
        return modelIds;
    }

    public DefaultModelBuildingResult addModelId(String modelId) {
        // Intentionally notNull because Super POM may not contain a modelId
        Objects.requireNonNull(modelId, "modelId cannot null");

        modelIds.add(modelId);

        return this;
    }

    @Override

        MultiValidationBean bean = new MultiValidationBean();
        bean.setRequiredCron(null); // Violates NotNull

        Set<ConstraintViolation<MultiValidationBean>> violations = validator.validate(bean);
        assertEquals(1, violations.size()); // Only NotNull violation

        bean.setRequiredCron("invalid"); // Now violates CronExpression
        violations = validator.validate(bean);

val signArtifacts: Boolean = !pgpSigningKey.orNull.isNullOrEmpty()

tasks.withType<Sign>().configureEach { isEnabled = signArtifacts }

signing {
    useInMemoryPgpKeys(
        project.providers.environmentVariable("PGP_SIGNING_KEY").orNull,
        project.providers.environmentVariable("PGP_SIGNING_KEY_PASSPHRASE").orNull
    )
    publishing.publications.configureEach {
        if (signArtifacts) {

  }

  @Override
  public T or(Supplier<? extends T> supplier) {
    return checkNotNull(
        supplier.get(), "use Optional.orNull() instead of a Supplier that returns null");
  }

  @Override
  public @Nullable T orNull() {
    return null;
  }

  @Override
  public Set<T> asSet() {
    return Collections.emptySet();
  }

  @Override
  public <V> Optional<V> transform(Function<? super T, V> function) {

val artifactoryUrl
    get() = System.getenv("GRADLE_INTERNAL_REPO_URL") ?: ""

val artifactoryUserName
    get() = project.providers.gradleProperty("artifactoryUserName").orNull

val artifactoryUserPassword
    get() = project.providers.gradleProperty("artifactoryUserPassword").orNull

tasks.withType<AbstractPublishToMaven>().configureEach {
    val noUpload = project.gradleProperty("noUpload")

  public boolean isPresent() {
    return true;
  }

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

  @Override
  public T or(T defaultValue) {
    checkNotNull(defaultValue, "use Optional.orNull() instead of Optional.or(null)");
    return reference;
  }

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

  @Override