authenticator has access to the full incoming response and can respond with
    whichever followup request is appropriate. The `Challenge` class is now a
    top-level class and `Credential` is replaced with a utility class called
    `Credentials`.

 *  **OkHttpClient.getFollowProtocolRedirects() renamed to
    getFollowSslRedirects()**. We reserve the word _protocol_ for the HTTP

from typing import Union

from fastapi import FastAPI
from pydantic import BaseModel

app = FastAPI()


class Item(BaseModel):
    name: str
    description: Union[str, None] = None
    price: float
    tax: Union[float, None] = None
    tags: list = []


@app.put("/items/{item_id}")
async def update_item(item_id: int, item: Item):
    results = {"item_id": item_id, "item": item}

from typing import List, Union

from fastapi import FastAPI, Header
from pydantic import BaseModel

app = FastAPI()


class CommonHeaders(BaseModel):
    model_config = {"extra": "forbid"}

    host: str
    save_data: bool
    if_modified_since: Union[str, None] = None
    traceparent: Union[str, None] = None
    x_tag: List[str] = []


@app.get("/items/")
async def read_items(headers: CommonHeaders = Header()):

<!DOCTYPE components PUBLIC "-//DBFLUTE//DTD LastaDi 1.0//EN"
	"http://dbflute.org/meta/lastadi10.dtd">
<components namespace="fessCrawler">
	<include path="crawler/container.xml" />
	<component name="tikaExtractor"
		class="org.codelibs.fess.crawler.extractor.impl.TikaExtractor">
		<property name="maxCompressionRatio">2</property>
		<property name="maxUncompressionSize">10000000</property>
	</component>

import org.codelibs.core.exception.ClIllegalArgumentException;
import org.codelibs.core.message.MessageFormatter;
import org.codelibs.core.misc.DisposableUtil;

/**
 * ログ出力を提供するクラスです。
 *
 * @author higa
 */
public class Logger {

    /**
     * ログの出力レベルです。
     */
    public enum LogLevel {
        /** デバッグ */
        DEBUG,
        /** 情報 */
        INFO,
        /** 警告 */
        WARN,
        /** エラー */

    * **標準規格準拠**: API のオープンスタンダードに基く、完全な互換性: <a href="https://github.com/OAI/OpenAPI-Specification" class="external-link" target="_blank">OpenAPI</a>や <a href="http://json-schema.org/" class="external-link" target="_blank">JSON スキーマ</a>。
    * 自動バリデーション、シリアライゼーション、対話的なドキュメント、OAuth2 JWTトークンを用いた認証などを含む、<a href="https://fastapi.tiangolo.com/features/" class="external-link" target="_blank">**その他多くの機能**</a>。
* **セキュアなパスワード** ハッシュ化 (デフォルトで)。
* **JWTトークン** 認証。

   * exercise null handling fail on those subcollections.
   */
  public abstract static class NullsBefore implements Comparator<@Nullable String>, Serializable {
    /*
     * We don't serialize this class in GWT, so we don't care about whether GWT will serialize this
     * field.
     */
    @GwtTransient private final String justAfterNull;

    exec.execute(task);
    runLatch.await();
    taskLatch.countDown();

    ExecutionException e = assertThrows(ExecutionException.class, () -> task.get(5, SECONDS));
    assertEquals(IllegalStateException.class, e.getCause().getClass());

    assertTrue(listenerLatch.await(5, SECONDS));
    assertTrue(task.isDone());
    assertFalse(task.isCancelled());
  }

 * limitations under the License.
 */
package okhttp3.mockwebserver

import mockwebserver3.QueueDispatcher

class QueueDispatcher : Dispatcher() {
  internal val delegate = QueueDispatcher()

  @Throws(InterruptedException::class)
  override fun dispatch(request: RecordedRequest): MockResponse {
    throw UnsupportedOperationException("unexpected call")
  }

 *     .build()
 * ```
 */
@Deprecated(message = "Use okhttp3.Authenticator.Companion.JAVA_NET_AUTHENTICATOR instead")
class JavaNetAuthenticator : Authenticator {
  @Throws(IOException::class)
  override fun authenticate(
    route: Route?,
    response: Response,
  ): Request? = JAVA_NET_AUTHENTICATOR.authenticate(route, response)