return EventSource.Factory { request, listener ->
      val actualRequest =
        if (request.header("Accept") == null) {
          request.newBuilder().addHeader("Accept", "text/event-stream").build()
        } else {
          request
        }

      RealEventSource(actualRequest, listener).apply {
        connect(callFactory)
      }
    }
  }

  @JvmStatic

 * shared resources.
 *
 * @param <K> the most general type of keys this listener can listen for; for example {@code Object}
 *     if any key is acceptable
 * @param <V> the most general type of values this listener can listen for; for example {@code
 *     Object} if any key is acceptable
 * @author Charles Fry
 * @since 10.0
 */
@GwtCompatible

  }

  @Override
  public final State state() {
    return delegate.state();
  }

  /** @since 13.0 */
  @Override
  public final void addListener(Listener listener, Executor executor) {
    delegate.addListener(listener, executor);
  }

  /** @since 14.0 */
  @Override
  public final Throwable failureCause() {
    return delegate.failureCause();
  }

  /** @since 15.0 */

     * asynchronous process to connect the socket. Once that succeeds or fails, `listener` will be
     * notified. The caller must cancel the returned event source when it is no longer in use.
     */
    fun newEventSource(
      request: Request,
      listener: EventSourceListener,
    ): EventSource
  }

she first saw the White Rabbit.  She was a little nervous about
it just at first, the two creatures got so close to her, one on
each side, and opened their eyes and mouths so VERY wide, but she
gained courage as she went on.  Her listeners were perfectly
quiet till she got to the part about her repeating `YOU ARE OLD,
FATHER WILLIAM,' to the Caterpillar, and the words all coming
different, and then the Mock Turtle drew a long breath, and said

  <!--                                                                  Servlet Listener -->
  <!--                                                                  ================ -->
  <listener>
    <listener-class>org.apache.commons.fileupload2.jakarta.servlet6.JakartaFileCleaner</listener-class>
  </listener>

  <!-- ================================================================================= -->

        .build().also {
          listener.satisfactionFailure(call, it)
        }
    }

    // If we don't need the network, we're done.
    if (networkRequest == null) {
      return cacheResponse!!.newBuilder()
        .cacheResponse(cacheResponse.stripBody())
        .build().also {
          listener.cacheHit(call, it)
        }
    }

    if (cacheResponse != null) {

  }

  @Override
  public final State state() {
    return delegate.state();
  }

  /** @since 13.0 */
  @Override
  public final void addListener(Listener listener, Executor executor) {
    delegate.addListener(listener, executor);
  }

  /** @since 14.0 */
  @Override
  public final Throwable failureCause() {
    return delegate.failureCause();
  }

  /** @since 15.0 */

    public void shutdown() {
        shutdownListener.onShutdown();
    }

    public void addShutdownListener(final ShutdownListener listener) {
        shutdownListener = listener;
    }

    public interface ShutdownListener {
        void onShutdown();
    }

                final ExpressionEvaluator evaluator,
                final ConfigurationListener listener)
                throws ComponentConfigurationException {
            final Object result =
                    super.fromConfiguration(lookup, configuration, type, enclosingType, loader, evaluator, listener);

            return result instanceof Path