* resulting XML document is parsed, the parser API will return this text as the original literal
 * string {@code "Foo<Bar>"}.
 *
 * <p>A {@code CharEscaper} instance is required to be stateless, and safe when used concurrently by
 * multiple threads.
 *
 * <p>Popular escapers are defined as constants in classes like {@link

func validateAdminReq(ctx context.Context, w http.ResponseWriter, r *http.Request, actions ...policy.AdminAction) (ObjectLayer, auth.Credentials) {
	// Get current object layer instance.
	objectAPI := newObjectLayerFn()
	if objectAPI == nil || globalNotificationSys == nil {
		writeErrorResponseJSON(ctx, w, errorCodes.ToAPIErr(ErrServerNotInitialized), r.URL)
		return nil, auth.Credentials{}
	}

            source.put("field1", "test" + i);
            source.put("field2", i);
            IndexRequestBuilder indexRequestBuilder = new IndexRequestBuilder(client, IndexAction.INSTANCE);
            indexRequestBuilder.setIndex(indexName).setId(String.valueOf(i)).setCreate(true).setSource(source);
            bulkRequestBuilder.add(indexRequestBuilder);
        }

   * boolean[])}.
   *
   * @since 2.0
   */
  public static Comparator<boolean[]> lexicographicalComparator() {
    return LexicographicalComparator.INSTANCE;
  }

  private enum LexicographicalComparator implements Comparator<boolean[]> {
    INSTANCE;

    @Override
    public int compare(boolean[] left, boolean[] right) {
      int minLength = min(left.length, right.length);

   * boolean[])}.
   *
   * @since 2.0
   */
  public static Comparator<boolean[]> lexicographicalComparator() {
    return LexicographicalComparator.INSTANCE;
  }

  private enum LexicographicalComparator implements Comparator<boolean[]> {
    INSTANCE;

    @Override
    public int compare(boolean[] left, boolean[] right) {
      int minLength = min(left.length, right.length);

## `WebSockets`のインストール

まず `WebSockets`のインストールが必要です。

<div class="termy">

```console
$ pip install websockets

---> 100%
```

</div>

## WebSocket クライアント

### 本番環境

本番環境では、React、Vue.js、Angularなどの最新のフレームワークで作成されたフロントエンドを使用しているでしょう。

            return updateEntity(source, result);
        } catch (InstantiationException | IllegalAccessException e) {
            final String msg = "Cannot create a new instance: " + entityType.getName();
            throw new IllegalBehaviorStateException(msg, e);
        }
    }

    protected <RESULT extends FileConfig> RESULT updateEntity(Map<String, Object> source, RESULT result) {

   * delegates each of its operations to the appropriate methods of this {@code
   * ForwardingSortedMultiset}.
   *
   * <p>In many cases, you may wish to override {@link #descendingMultiset()} to return an instance
   * of a subclass of {@code StandardDescendingMultiset}.
   *
   * @since 15.0
   */
  protected abstract class StandardDescendingMultiset extends DescendingMultiset<E> {

        return WebAuthentication.class;
    }

    // ===================================================================================
    //                                                                     Object Instance
    //                                                                     ===============
    @Override
    public Entity newEntity() {
        return new WebAuthentication();
    }

    Arrays.sort(entries, DecreasingCount.INSTANCE);
    return ImmutableMultiset.copyFromEntries(asList(entries));
  }

  private static final class DecreasingCount implements Comparator<Entry<?>> {
    static final Comparator<Entry<?>> INSTANCE = new DecreasingCount();

    @Override
    public int compare(Entry<?> entry1, Entry<?> entry2) {