You can add more than one event handler function.

And your application won't start receiving requests until all the `startup` event handlers have completed.

### `shutdown` event

To add a function that should be run when the application is shutting down, declare it with the event `"shutdown"`:

{* ../../docs_src/events/tutorial002.py hl[6] *}

(this._pointerEvent) {\n      $(this._element).on(EVENT_POINTERDOWN, event => start(event))\n      $(this._element).on(EVENT_POINTERUP, event => end(event))\n\n      this._element.classList.add(CLASS_NAME_POINTER_EVENT)\n    } else {\n      $(this._element).on(EVENT_TOUCHSTART, event => start(event))\n      $(this._element).on(EVENT_TOUCHMOVE, event => move(event))\n      $(this._element).on(EVENT_TOUCHEND, event => end(event))\n    }\n  }\n\n  _keydown(event) {\n    if (/input|textarea/i.test(event.target.tagName))...

    void projectDiscoveryStarted(ExecutionEvent event);

    void sessionStarted(ExecutionEvent event);

    void sessionEnded(ExecutionEvent event);

    void projectSkipped(ExecutionEvent event);

    void projectStarted(ExecutionEvent event);

    void projectSucceeded(ExecutionEvent event);

    void projectFailed(ExecutionEvent event);

    void mojoSkipped(ExecutionEvent event);

*/\n\n$(document).on('click', SELECTOR_DATA_COLLAPSE, function (event) {\n  if (event) {\n    event.preventDefault()\n  }\n\n  CardWidget._jQueryInterface.call($(this), 'toggle')\n})\n\n$(document).on('click', SELECTOR_DATA_REMOVE, function (event) {\n  if (event) {\n    event.preventDefault()\n  }\n\n  CardWidget._jQueryInterface.call($(this), 'remove')\n})\n\n$(document).on('click', SELECTOR_DATA_MAXIMIZE, function (event) {\n  if (event) {\n    event.preventDefault()\n  }\n\n  CardWidget._jQueryInterface.call($(this),...

 * events fired during collection.
 *
 * @since 3.9.0
 */
class ReverseTreeRepositoryListener extends AbstractRepositoryListener {
    @Override
    public void artifactResolved(RepositoryEvent event) {
        requireNonNull(event, "event cannot be null");

        if (!isLocalRepositoryArtifactOrMissing(event.getSession(), event.getArtifact())) {
            return;
        }

    public void projectSkipped(ExecutionEvent event) {
        dispatcher.onEvent(event);
        delegate.projectSkipped(event);
    }

    @Override
    public void projectStarted(ExecutionEvent event) {
        dispatcher.onEvent(event);
        delegate.projectStarted(event);
    }

    @Override
    public void projectSucceeded(ExecutionEvent event) {
        dispatcher.onEvent(event);
        delegate.projectSucceeded(event);

t=this;if("none"===o.default(this.element).css("display"))throw new Error("Please use show on visible elements");var e=o.default.Event(this.constructor.Event.SHOW);if(this.isWithContent()&&this._isEnabled){o.default(this.element).trigger(e);var n=d.findShadowRoot(this.element),i=o.default.contains(null!==n?n:this.element.ownerDocument.documentElement,this.element);if(e.isDefaultPrevented()||!i)return;var s=this.getTipElement(),l=d.getUID(this.constructor.NAME);s.setAttribute("id",l),this.element.setAttribute("ar...

        ForkedProjectStarted,
        ForkedProjectSucceeded,
        ForkedProjectFailed,
    }

    /**
     * Gets the type of the event.
     *
     * @return The type of the event, never {@code null}.
     */
    Type getType();

    /**
     * Gets the session from which this event originates.
     *
     * @return The current session, never {@code null}.
     */
    MavenSession getSession();

    /**

    /**
     * Notifies the listener that the model has been constructed to the extent where build extensions can be processed.
     *
     * @param event The details about the event.
     */
    void buildExtensionsAssembled(ModelBuildingEvent event);

        ongoing.remove(new TransferResourceIdentifier(event.getResource()));
        put(event, ongoing.isEmpty());
    }

    private static class Exchange {
        private final TransferEvent event;

        private Exchange(TransferEvent event) {
            this.event = event;
        }

        public void process(Consumer<TransferEvent> consumer) {
            consumer.accept(event);
        }