*
     * @param classLoader
     *            クラスローダ。{@literal null}であってはいけません
     * @return {@link ClassLoaderIterator}をラップした{@link Iterable}
     */
    public static Iterable<ClassLoader> iterable(final ClassLoader classLoader) {
        return () -> new ClassLoaderIterator(classLoader);
    }

    /**
     * インスタンスを構築します。
     *
     * @param classLoader

        Objects.requireNonNull(input, "input cannot be null");

        return read(Files.newInputStream(input.toPath()), options);
    }

    public Metadata read(Reader input, Map<String, ?> options) throws IOException {
        Objects.requireNonNull(input, "input cannot be null");

        try (Reader in = input) {
            return new Metadata(new MetadataStaxReader().read(in, isStrict(options)));

		l[i], l[j] = l[j], l[i]
	}
	return path.Join(append([]string{etcdPathSeparator + prefix + etcdPathSeparator}, l...)...)
}

// dnsJoin joins labels to form a fully qualified domain name. If the last label is
// the root label it is ignored. Not other syntax checks are performed.
func dnsJoin(labels ...string) string {
	ll := len(labels)
	if labels[ll-1] == "." {
		return strings.Join(labels[:ll-1], ".") + "."
	}

            kuromojiPager.setPageNumberList(kuromojiList.createPageNumberList());

            return (List<KuromojiItem>) kuromojiList;
        }).orElse(Collections.emptyList());
    }

    public OptionalEntity<KuromojiFile> getKuromojiFile(final String dictId) {
        return dictionaryManager.getDictionaryFile(dictId).filter(KuromojiFile.class::isInstance)

  @Override
  protected Map<String, Integer> makePopulatedMap() {
    return ImmutableMap.of("one", 1);
  }

  @Override
  protected String getKeyNotInPopulatedMap() {
    return "minus one";
  }

  @Override
  protected Integer getValueNotInPopulatedMap() {
    return -1;
  }

        def serialize_datetime(self, dt_field: datetime):
            return dt_field.replace(microsecond=0, tzinfo=timezone.utc).isoformat()

    app = FastAPI()
    model = ModelWithDatetimeField(dt_field=datetime(2019, 1, 1, 8))

    @app.get("/model", response_model=ModelWithDatetimeField)
    def get_model():
        return model

    client = TestClient(app)
    with client:

type PartialAddError struct {
	inner error
}

func (e *PartialAddError) Error() string {
	return fmt.Sprintf("%s: %v", ErrPartialAdd.Error(), e.inner)
}

func (e *PartialAddError) Unwrap() []error {
	return []error{ErrPartialAdd, e.inner}
}

func NewErrPartialAdd(err error) *PartialAddError {
	return &PartialAddError{
		inner: err,
	}

	bootstrapDumpAny, err := w.getSection(bootstrap)
	if err != nil {
		return nil, err
	}
	bootstrapDump := &admin.BootstrapConfigDump{}
	err = bootstrapDumpAny.UnmarshalTo(bootstrapDump)
	if err != nil {
		return nil, err
	}
	return bootstrapDump, nil

	endpointsDumpAny, err := w.getSection(endpoints)
	if err != nil {
		return nil, nil
	}
	endpointsDump := &admin.EndpointsConfigDump{}
	err = endpointsDumpAny.UnmarshalTo(endpointsDump)
	if err != nil {
		return nil, err
	}
	return endpointsDump, nil

      override fun onRequest(
        streamId: Int,
        requestHeaders: List<Header>,
      ): Boolean {
        return true
      }

      override fun onHeaders(
        streamId: Int,
        responseHeaders: List<Header>,
        last: Boolean,
      ): Boolean {
        return true
      }

      @Throws(IOException::class)
      override fun onData(
        streamId: Int,