sourceFile.text = apiElement == 'enum' ? """
                /**
                 * @since 11.38
                 */
                public enum $TEST_INTERFACE_SIMPLE_NAME {
                    field;

                    void method() { }
                }
            """
            : apiElement.startsWith('enum') ? """
                public enum $TEST_INTERFACE_SIMPLE_NAME {
                    /**

   *
   * @since 16.0
   */
  public static <K0 extends Enum<K0>> MultimapBuilderWithKeys<K0> enumKeys(Class<K0> keyClass) {
    checkNotNull(keyClass);
    return new MultimapBuilderWithKeys<K0>() {
      @SuppressWarnings("unchecked")
      @Override
      <K extends K0, V extends @Nullable Object> Map<K, Collection<V>> createMap() {
        // K must actually be K0, since enums are effectively final

   *
   * @since 16.0
   */
  public static <K0 extends Enum<K0>> MultimapBuilderWithKeys<K0> enumKeys(Class<K0> keyClass) {
    checkNotNull(keyClass);
    return new MultimapBuilderWithKeys<K0>() {
      @SuppressWarnings("unchecked")
      @Override
      <K extends K0, V extends @Nullable Object> Map<K, Collection<V>> createMap() {
        // K must actually be K0, since enums are effectively final

これらはOpenAPIスキーマに追加され、自動ドキュメントのインターフェースで使用されます:

<img src="/img/tutorial/path-operation-configuration/image01.png">

### Enumを使ったタグ { #tags-with-enums }

大きなアプリケーションの場合、**複数のタグ**が蓄積されていき、関連する*path operations*に対して常に**同じタグ**を使っていることを確認したくなるかもしれません。

このような場合、タグを`Enum`に格納すると理にかなっています。

**FastAPI** は、プレーンな文字列の場合と同じ方法でそれをサポートしています:

{* ../../docs_src/path_operation_configuration/tutorial002b_py310.py hl[1,8:10,13,18] *}

	public static final field STALL_SOCKET_AT_START Lokhttp3/mockwebserver/SocketPolicy;
	public static final field UPGRADE_TO_SSL_AT_END Lokhttp3/mockwebserver/SocketPolicy;
	public static fun getEntries ()Lkotlin/enums/EnumEntries;
	public static fun valueOf (Ljava/lang/String;)Lokhttp3/mockwebserver/SocketPolicy;
	public static fun values ()[Lokhttp3/mockwebserver/SocketPolicy;

import org.jspecify.annotations.Nullable;

/**
 * Supplies an arbitrary "default" instance for a wide range of types, often useful in testing
 * utilities.
 *
 * <p>Covers arrays, enums and common types defined in {@code java.lang}, {@code java.lang.reflect},
 * {@code java.io}, {@code java.nio}, {@code java.math}, {@code java.util}, {@code

import org.jspecify.annotations.Nullable;

/**
 * Supplies an arbitrary "default" instance for a wide range of types, often useful in testing
 * utilities.
 *
 * <p>Covers arrays, enums and common types defined in {@code java.lang}, {@code java.lang.reflect},
 * {@code java.io}, {@code java.nio}, {@code java.math}, {@code java.util}, {@code

  boolean getIfPresent(int repetitions) {
    boolean retVal = false;
    for (int i = 0; i < repetitions; ++i) {
      retVal &= Enums.getIfPresent(enumType, sampleData[i & 255]).isPresent();
    }
    return retVal;
  }

  private enum SmallEnum {
    X0,
    X1,
    X2
  }

  private enum MediumEnum {
    X0,
    X1,
    X2,
    X3,
    X4,
    X5,
    X6,
    X7,
    X8,
    X9,

  boolean getIfPresent(int repetitions) {
    boolean retVal = false;
    for (int i = 0; i < repetitions; ++i) {
      retVal &= Enums.getIfPresent(enumType, sampleData[i & 255]).isPresent();
    }
    return retVal;
  }

  private enum SmallEnum {
    X0,
    X1,
    X2
  }

  private enum MediumEnum {
    X0,
    X1,
    X2,
    X3,
    X4,
    X5,
    X6,
    X7,
    X8,
    X9,

 *
 * <h3>Common ways to use</h3>
 *
 * <p>Getting a converter:
 *
 * <ul>
 *   <li>Use a provided converter implementation, such as {@link Enums#stringConverter}, {@link
 *       com.google.common.primitives.Ints#stringConverter Ints.stringConverter} or the {@linkplain
 *       #reverse reverse} views of these.
 *   <li>Convert between specific preset values using {@link