* An unmodifiable element-count pair for a multiset. The {@link Multiset#entrySet} method returns
   * a view of the multiset whose elements are of this class. A multiset implementation may return
   * Entry instances that are either live "read-through" views to the Multiset, or immutable
   * snapshots. Note that this type is unrelated to the similarly-named type {@code Map.Entry}.
   *
   * @since 2.0
   */
  interface Entry<E extends @Nullable Object> {

    DummyEntry<Object, Object> entry = createDummyEntry(key, hash, value, null);

    // remove absent
    assertThat(segment.removeEntry(entry, hash, RemovalCause.COLLECTED)).isFalse();

    // remove live
    segment.recordWrite(entry, 1, map.ticker.read());
    table.set(0, entry);
    segment.count = 1;
    assertThat(segment.removeEntry(entry, hash, RemovalCause.COLLECTED)).isTrue();

    DummyEntry<Object, Object> entry = createDummyEntry(key, hash, value, null);

    // remove absent
    assertThat(segment.removeEntry(entry, hash, RemovalCause.COLLECTED)).isFalse();

    // remove live
    segment.recordWrite(entry, 1, map.ticker.read());
    table.set(0, entry);
    segment.count = 1;
    assertThat(segment.removeEntry(entry, hash, RemovalCause.COLLECTED)).isTrue();

                + (this.expiration - System.currentTimeMillis()) + "]";
    }

    /**
     * Get the time to live for this referral
     *
     * @return the ttl
     */
    public long getTtl() {
        return this.ttl;
    }

    /**
     * {@inheritDoc}
     *
     * @see java.lang.Object#hashCode()

    private final Logger logger = LoggerFactory.getLogger(getClass());

    private final ClassWorld world;

    private final ClassRealm containerRealm;

    // this is a live injected collection
    private final List<ClassRealmManagerDelegate> delegates;

    private final ClassRealm mavenApiRealm;

    private final ClassRealm maven4ApiRealm;

    /**

Let's say that you want to use a different <abbr title="Content Delivery Network">CDN</abbr>, for example you want to use `https://unpkg.com/`.

This could be useful if for example you live in a country that restricts some URLs.

### Disable the automatic docs { #disable-the-automatic-docs }

The first step is to disable the automatic docs, as by default, those use the default CDN.

 * imposes both obligations and limits on the client application.
 *
 * ### The response body must be closed.
 *
 * Each response body is backed by a limited resource like a socket (live network responses) or
 * an open file (for cached responses). Failing to close the response body will leak resources and
 * may ultimately cause the application to slow down or crash.
 *

import java.util.regex.Pattern;
import junit.framework.AssertionFailedError;
import junit.framework.TestCase;
import org.jspecify.annotations.Nullable;

/**
 * Tests for {@link ForwardingWrapperTester}. Live in a different package to detect reflection
 * access issues, if any.
 *
 * @author Ben Yu
 */
public class ForwardingWrapperTesterTest extends TestCase {

# 第一步

最簡單的 FastAPI 檔案可能看起來像這樣：

{* ../../docs_src/first_steps/tutorial001.py *}

將其複製到一個名為 `main.py` 的文件中。

執行即時重新載入伺服器（live server）：

<div class="termy">

```console
$ <font color="#4E9A06">fastapi</font> dev <u style="text-decoration-style:single">main.py</u>
<font color="#3465A4">INFO    </font> Using path <font color="#3465A4">main.py</font>

   */
  public long sum() {
    return map.values().stream().mapToLong(Long::longValue).sum();
  }

  @LazyInit private transient @Nullable Map<K, Long> asMap;

  /** Returns a live, read-only view of the map backing this {@code AtomicLongMap}. */
  public Map<K, Long> asMap() {
    Map<K, Long> result = asMap;
    return (result == null) ? asMap = createAsMap() : result;
  }