import { EventBroker, EventPublisher, EventSubscriber, HttpPostIngressOptions } from '@backstage/plugin-events-node';
/**
 * @alpha
 */
export interface EventsExtensionPoint {
    /**
     * @deprecated use `eventsServiceRef` and `eventsServiceFactory` instead
     */
    setEventBroker(eventBroker: EventBroker): void;
    /**
     * @deprecated use `EventsService.publish` instead
     */
    addPublishers(...publishers: Array<EventPublisher | Array<EventPublisher>>): void;
    /**
     * @deprecated use `EventsService.subscribe` instead
     */
    addSubscribers(...subscribers: Array<EventSubscriber | Array<EventSubscriber>>): void;
    addHttpPostIngress(options: HttpPostIngressOptions): void;
}
/**
 * @alpha
 */
export declare const eventsExtensionPoint: import("@backstage/backend-plugin-api").ExtensionPoint<EventsExtensionPoint>;