if e != nil {
			opts.Trace("listenCfg.Listen: " + e.Error())

			listenErrs[i] = e
			continue
		}
		opts.Trace("adding listener to " + l.Addr().String())

		listeners = append(listeners, l)
	}

	if len(listeners) == 0 {
		// No listeners initialized, no need to continue
		return listener, listenErrs
	}
	listeners = slices.Clip(listeners)

	ctx, cancel := context.WithCancel(ctx)

	// Create new HTTP listener.
	var listener *httpListener
	listener, listenErrs := newHTTPListener(
		listenCtx,
		srv.Addrs,
		srv.TCPOptions,
	)

	var interfaceFound bool
	for i := range listenErrs {
		if listenErrs[i] != nil {
			listenErrCallback(srv.Addrs[i], listenErrs[i])
		} else {
			interfaceFound = true
		}
	}
	if !interfaceFound {

		listener, listenErrs := newHTTPListener(t.Context(),
			testCase.serverAddrs,
			TCPOptions{},
		)
		for i, expectedListenErr := range testCase.expectedListenErrs {
			if !expectedListenErr {
				if listenErrs[i] != nil {
					t.Fatalf("Test %d:, listenErrs[%d] error: expected = <nil>, got = %v", testIdx+1, i, listenErrs[i])
				}
			} else if listenErrs[i] == nil {

   * across calls to multiple listeners. Specifically, a given listener will have its callbacks
   * invoked in the same order as the underlying service enters those states. Additionally, at most
   * one of the listener's callbacks will execute at once. However, multiple listeners' callbacks
   * may execute concurrently, and listeners may execute in an order different from the one in which
   * they were registered.

        return updateScope;
    }

    private void fireEvent(int event, List<ResolutionListener> listeners, ResolutionNode node) {
        fireEvent(event, listeners, node, null);
    }

    private void fireEvent(int event, List<ResolutionListener> listeners, ResolutionNode node, Artifact replacement) {
        fireEvent(event, listeners, node, replacement, null);
    }

    private void fireEvent(
            int event,

		}
		m := mux.NewRouter()
		m.Handle(RoutePath, manager.Handler(dummyRequestValidate))
		res.Managers = append(res.Managers, manager)
		res.Servers = append(res.Servers, startHTTPServer(listeners[i], m))
		res.Listeners = append(res.Listeners, listeners[i])
		res.Mux = append(res.Mux, m)
	}
	close(ready)
	for _, m := range res.Managers {
		for _, remote := range m.Targets() {

   * more futures or adding more {@code directExecutor()} listeners inline -- consider {@link
   * MoreExecutors#directExecutor}. Otherwise, avoid it: See the warnings on the docs for {@code
   * directExecutor}.
   *
   * <p>This is the most general listener interface. For common operations performed using
   * listeners, see {@link Futures}. For a simplified but general listener interface, see {@link

    }

    public List<ResolutionListener> getListeners() {
        return listeners;
    }

    public ArtifactResolutionRequest setListeners(List<ResolutionListener> listeners) {
        this.listeners = listeners;

        return this;
    }

    public ArtifactResolutionRequest addListener(ResolutionListener listener) {
        listeners.add(listener);

        return this;
    }

        IdentityHashMap<WeakMojoExecutionListener, Object> listeners = new IdentityHashMap<>();
        for (Object provided : getScopeState().provided()) {
            if (provided instanceof WeakMojoExecutionListener weakMojoExecutionListener) {
                listeners.put(weakMojoExecutionListener, null);
            }
        }
        return listeners.keySet();
    }

    // Checking isDone and listeners != TOMBSTONE may seem redundant, but our contract for
    // addListener says that listeners execute 'immediate' if the future isDone(). However, our
    // protocol for completing a future is to assign the value field (which sets isDone to true) and
    // then to release waiters, followed by executing afterDone(), followed by releasing listeners.