-->

#### Special notes for your reviewer:

#### Does this PR introduce a user-facing change?
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   * already been re-added.
   */
  // Technically should accept RemovalNotification<? extends K, ? extends V>, but because
  // RemovalNotification is guaranteed covariant, let's make users' lives simpler.
  void onRemoval(RemovalNotification<K, V> notification);

)

// Provider implements identity provider specific admin operations, such as
// looking up users, fetching additional attributes etc.
type Provider interface {
	LoginWithUser(username, password string) error
	LoginWithClientID(clientID, clientSecret string) error
	LookupUser(userid string) (User, error)

 *
 * <p>A Java toolchain is a specific type of toolchain that provides access
 * to Java development tools, such as the Java compiler and Java runtime
 * environment. This interface allows users to define and configure
 * Java-related toolchains that can be utilized during the build process
 * in Maven.</p>
 *
 * <p>Java toolchains are defined in the Maven toolchains.xml file and can

        return OptionalEntity.empty();
    }

    /**
     * Returns the user entity based on the provided form data, applying any necessary transformations.
     *
     * @param form the form containing user data for retrieval and update
     * @return optional user entity populated from the form
     */
    public static OptionalEntity<User> getUser(final CreateForm form) {
        return getEntity(form).map(entity -> {

    * `url` (**erforderlich**): ein `str` mit der URL für die externe Dokumentation.

### Metadaten für Tags erstellen { #create-metadata-for-tags }

Versuchen wir es mit einem Beispiel mit Tags für `users` und `items`.

Erstellen Sie Metadaten für Ihre Tags und übergeben Sie diese an den Parameter `openapi_tags`:

{* ../../docs_src/metadata/tutorial004_py39.py hl[3:16,18] *}

    * `url` (**requerido**): un `str` con la URL para la documentación externa.

### Crear metadata para etiquetas { #create-metadata-for-tags }

Probemos eso en un ejemplo con etiquetas para `users` y `items`.

Crea metadata para tus etiquetas y pásala al parámetro `openapi_tags`:

{* ../../docs_src/metadata/tutorial004_py39.py hl[3:16,18] *}

# A static list of passwords to login the end user. By identifying here, dex
# won't look in its underlying storage for passwords.
#
# If this option isn't chosen users may be added through the gRPC API.
staticPasswords:
  - email: "******@****.***"
    # bcrypt hash of the string "password"
    hash: "$2a$10$2b2cU8CPhOTaGrs1HRQuAueS7JTT5ZHsHSzYiFPm1leZck7Mc8T4W"
    username: "admin"

        assertFalse(robotsTxt.allows("/admin/users.php", "WildcardBot"));
        assertTrue(robotsTxt.allows("/admin/", "WildcardBot")); // no .php extension
        assertTrue(robotsTxt.allows("/admin/login.html", "WildcardBot")); // not .php

        // Disallow: /*/private/ - should block private directories under any parent
        assertFalse(robotsTxt.allows("/users/private/", "WildcardBot"));

	}

	m := reqMap["input"].(map[string]interface{})
	accountValue := m["account"].(string)
	actionValue := m["action"].(string)

	// Allow user `minio` to perform any action.
	var res Result
	if accountValue == "minio" {
		res.Result = true
	} else {
		// All other users may not perform any `s3:Put*` operations.
		res.Result = true
		if strings.HasPrefix(actionValue, "s3:Put") {
			res.Result = false
		}
	}