public OptionalEntity<DataConfig> getDataConfig(final String id) {
        return dataConfigBhv.selectByPK(id);
    }

    /**
     * Retrieves a data configuration by its name.
     *
     * <p>If multiple configurations exist with the same name, returns the first one
     * ordered by sort order ascending.</p>
     *
     * @param name the name of the data configuration to retrieve

Теперь вы можете подключиться к веб-сокету и начинать отправку и получение сообщений:

<img src="/img/tutorial/websockets/image05.png">

## Обработка отключений и работа с несколькими клиентами { #handling-disconnections-and-multiple-clients }

Если веб-сокет соединение закрыто, то `await websocket.receive_text()` вызовет исключение `WebSocketDisconnect`, которое можно поймать и обработать как в этом примере:

   * Creates a table with the specified data.
   *
   * @param data the table data, repeating the sequence row key, column key, value once per mapping
   * @throws IllegalArgumentException if the size of {@code data} isn't a multiple of 3
   * @throws ClassCastException if a data element has the wrong type
   */
  protected abstract Table<String, Integer, C> create(@Nullable Object... data);

  protected void assertSize(int expectedSize) {

    }

    @Test
    void testMultipleFailuresExceedRetryLimit() {
        IOException error = new IOException("Connection failed");

        // Simulate multiple failures
        for (int i = 0; i < 5; i++) {
            failover.handleFailure(failedChannel, error);
        }

        // Should eventually remove the channel

        assertDoesNotThrow(() -> channelManager.removeChannel(channel));
    }

    @Test
    void testShutdown() {
        assertDoesNotThrow(() -> channelManager.shutdown());

        // Multiple shutdowns should be safe
        assertDoesNotThrow(() -> channelManager.shutdown());
    }

    @Test
    void testLoadBalancerAccess() {
        ChannelLoadBalancer balancer = channelManager.getLoadBalancer();

            assertEquals(expected, result, "Icon should match charset encoding capability for " + icon);
        }
    }

    @Test
    @DisplayName("should be consistent across multiple calls")
    void shouldBeConsistentAcrossMultipleCalls() {
        Terminal mockTerminal = mock(Terminal.class);
        when(mockTerminal.encoding()).thenReturn(StandardCharsets.UTF_8);

## Смешивание query-параметров и path-параметров { #multiple-path-and-query-parameters }

Вы можете объявлять несколько query-параметров и path-параметров одновременно, **FastAPI** сам разберётся, что чем является.

И вы не обязаны объявлять их в каком-либо определенном порядке.

            throw new RuntimeException(message);
        }
        if (candidates.size() != 1) {
            String message = String.format("Found multiple methods called '%s' in class '%s'. Candidates: %s",
                    method, className, CollectionUtils.join(", ", candidates));

   *         .putAll("several", 1, 2, 3)
   *         .putAll("many", 1, 2, 3, 4, 5)
   *         .build();
   * }
   *
   * <p>Builder instances can be reused; it is safe to call {@link #build} multiple times to build
   * multiple multimaps in series. Each multimap contains the key-value mappings in the previously
   * created multimaps.
   *
   * @since 2.0
   */
  @DoNotMock
  public static class Builder<K, V> {

  }

  /**
   * Returns an optional charset for the value of the charset parameter if it is specified.
   *
   * @throws IllegalStateException if multiple charset values have been set for this media type
   * @throws IllegalCharsetNameException if a charset value is present, but illegal
   * @throws UnsupportedCharsetException if a charset value is present, but no support is available