@ListFeature.Require(SUPPORTS_SET)
  public void testReplaceAll() {
    getList().replaceAll(e -> samples.e3());
    expectContents(Collections.nCopies(getNumElements(), samples.e3()));
  }

  @ListFeature.Require(SUPPORTS_SET)
  public void testReplaceAll_changesSome() {
    getList().replaceAll(e -> e.equals(samples.e0()) ? samples.e3() : e);
    E[] expected = createSamplesArray();
    for (int i = 0; i < expected.length; i++) {

      return Reflection.getPackageName(className);
    }

    /**
     * Returns the simple name of the underlying class as given in the source code.
     *
     * <p>Behaves similarly to {@link Class#getSimpleName()} but does not require the class to be
     * loaded.
     *
     * <p>But note that this class uses heuristics to identify the simple name. See a related

  - [Scala Applications](https://docs.gradle.org/current/samples/sample_building_scala_applications.html)
  - [Spring Boot Web Apps](https://docs.gradle.org/current/samples/sample_building_spring_boot_web_applications.html)
  - [C++ Libraries](https://docs.gradle.org/current/samples/sample_building_cpp_libraries.html)
  - [Swift Apps](https://docs.gradle.org/current/samples/sample_building_swift_applications.html)

				"application/vnd.anser-web-funds-transfer-initiation",
				"application/vnd.antix.game-component",
				"application/vnd.apple.installer+xml",
				"application/vnd.apple.iwork",
				"application/vnd.apple.keynote",
				"application/vnd.apple.pages",
				"application/vnd.apple.numbers",
				"application/x-tika-iworks-protected",
				"application/vnd.arastra.swi",
				"application/vnd.audiograph",

* **入力モデル** にはパスワードが必要です。
* **出力モデル**はパスワードをもつべきではありません。
* **データベースモデル**はおそらくハッシュ化されたパスワードが必要になるでしょう。

/// danger | "危険"

ユーザーの平文のパスワードは絶対に保存しないでください。常に認証に利用可能な「安全なハッシュ」を保存してください。

知らない方は、[セキュリティの章](security/simple-oauth2.md#password-hashing){.internal-link target=_blank}で「パスワードハッシュ」とは何かを学ぶことができます。

///

## 複数のモデル

ここでは、パスワードフィールドをもつモデルがどのように見えるのか、また、どこで使われるのか、大まかなイメージを紹介します:

![Swagger UI](https://fastapi.tiangolo.com/img/index/index-01-swagger-ui-simple.png)

### 可选的 API 文档

前往 <a href="http://127.0.0.1:8000/redoc" class="external-link" target="_blank">http://127.0.0.1:8000/redoc</a>。

你将会看到可选的自动生成文档 （由 <a href="https://github.com/Rebilly/ReDoc" class="external-link" target="_blank">ReDoc</a> 提供)：

![ReDoc](https://fastapi.tiangolo.com/img/index/index-02-redoc-simple.png)

### OpenAPI

import org.junit.jupiter.params.provider.ArgumentsSource

private val prefix = if (File("samples").exists()) "" else "../../"

private fun mainFiles(): List<File> {
  val directories =
    listOf(
      "$prefix/samples/guide/src/main/java/okhttp3/guide",
      "$prefix/samples/guide/src/main/java/okhttp3/recipes",
      "$prefix/samples/guide/src/main/java/okhttp3/recipes/kt",
    ).map { File(it) }

  return directories.flatMap {

    public SampleElements<Multiset.Entry<E>> samples() {
      SampleElements<E> samples = gen.samples();
      return new SampleElements<>(
          Multisets.immutableEntry(samples.e0(), 3),
          Multisets.immutableEntry(samples.e1(), 4),
          Multisets.immutableEntry(samples.e2(), 1),
          Multisets.immutableEntry(samples.e3(), 5),
          Multisets.immutableEntry(samples.e4(), 2));
    }

    @Override

Also, **automatically generated clients** will have simpler interfaces, so that the developers communicating with your API can have a much better time working with your API. 😎

///

All the fields in `HeroPublic` are the same as in `HeroBase`, with `id` declared as `int` (not `None`):

* `id`
* `name`

   * elements left in the iteration.
   *
   * @return {@code null}; a convenience so your {@code computeNext} implementation can use the
   *     simple statement {@code return endOfData();}
   */
  @CanIgnoreReturnValue
  @CheckForNull
  protected final T endOfData() {
    state = State.DONE;
    return null;
  }

  @Override