import com.google.caliper.Benchmark;
import com.google.caliper.Param;
import java.util.ArrayList;
import java.util.List;
import org.jspecify.annotations.NullUnmarked;

/**
 * Benchmark for various ways to create an {@code ImmutableList}.
 *
 * @author Louis Wasserman
 */
@NullUnmarked
public class ImmutableListCreationBenchmark {

  @Param({"10", "1000", "1000000"})
  int size;

    array[getNullLocation()] = null;
    return array;
  }

  protected void initCollectionWithNullElement() {
    E[] array = createArrayWithNullElement();
    resetContainer(getSubjectGenerator().create(array));
  }

  /**
   * Equivalent to {@link #expectMissing(Object[]) expectMissing}{@code (null)} except that the call
   * to {@code contains(null)} is permitted to throw a {@code NullPointerException}.
   *

  @CollectionSize.Require(absent = {ZERO, ONE})
  public void testRemove_duplicate() {
    ArrayWithDuplicate<E> arrayAndDuplicate = createArrayWithDuplicateElement();
    collection = getSubjectGenerator().create(arrayAndDuplicate.elements);
    E duplicate = arrayAndDuplicate.duplicate;

    int firstIndex = getList().indexOf(duplicate);
    int initialSize = getList().size();

  @CollectionSize.Require(absent = ZERO)
  public void testAdd_supportedNullPresent() {
    E[] array = createArrayWithNullElement();
    collection = getSubjectGenerator().create(array);
    assertFalse("add(nullPresent) should return false", getSet().add(null));
    expectContents(array);
  }

  /**
   * Returns the {@link Method} instance for {@link #testAdd_supportedNullPresent()} so that tests

   * the given {@code cause} for the removal. The {@code key} and/or {@code value} may be {@code
   * null} if they were already garbage collected.
   *
   * @since 19.0
   */
  public static <K, V> RemovalNotification<K, V> create(
      @Nullable K key, @Nullable V value, RemovalCause cause) {
    return new RemovalNotification<>(key, value, cause);
  }

  private RemovalNotification(@Nullable K key, @Nullable V value, RemovalCause cause) {

            "openapi": "3.1.0",
            "info": {"title": "Minimal FastAPI App", "version": "1.0.0"},
            "paths": {
                "/messages": {
                    "post": {
                        "summary": "Create Message",
                        "operationId": "create_message_messages_post",
                        "parameters": [
                            {
                                "name": "input_message",

        }

        final WebAuthenticationConfig config = new WebAuthenticationConfig();

        // host/port/realm: only set if not blank (null means "any" - AuthScope.ANY equivalent)
        if (StringUtil.isNotBlank(getHostname())) {
            config.setHost(getHostname());
        }
        if (getPort() != null) {

     *
     * @param body duplicate host setting data to create
     * @return JSON response with created setting ID and status
     */
    @Execute
    public JsonResponse<ApiResult> post$setting(final CreateBody body) {
        validateApi(body, messages -> {});
        body.crudMode = CrudMode.CREATE;
        final DuplicateHost duplicateHost = getDuplicateHost(body).map(entity -> {

 * and reduces code duplication across strategy implementations.
 *
 * <p>Strategies work with domtrip Documents for perfect formatting preservation.
 * Subclasses can create domtrip Editors from Documents as needed:
 * <pre>
 * Editor editor = new Editor(document);
 * // ... perform domtrip operations ...
 * // Document is automatically updated
 * </pre>
 */

{* ../../docs_src/security/tutorial001_an_py310.py hl[12] *}

但这并不实用。

接下来，我们学习如何返回当前用户。


## 创建用户模型 { #create-a-user-model }

首先，创建 Pydantic 用户模型。

与使用 Pydantic 声明请求体相同，并且可在任何位置使用：

{* ../../docs_src/security/tutorial002_an_py310.py hl[5,12:6] *}

## 创建 `get_current_user` 依赖项 { #create-a-get-current-user-dependency }

创建 `get_current_user` 依赖项。

还记得依赖项支持子依赖项吗？