import { Notification } from '@backstage/plugin-notifications-common';
/**
 * @public
 */
export interface NotificationProcessor {
    /**
     * Decorate notification before sending it
     *
     * @param notification - The notification to decorate
     * @returns The same notification or a modified version of it
     */
    decorate?(notification: Notification): Promise<Notification>;
    /**
     * Send notification using this processor.
     *
     * @param notification - The notification to send
     */
    send?(notification: Notification): Promise<void>;
}
/**
 * @public
 */
export interface NotificationsProcessingExtensionPoint {
    addProcessor(...processors: Array<NotificationProcessor | Array<NotificationProcessor>>): void;
}
/**
 * @public
 */
export declare const notificationsProcessingExtensionPoint: import("@backstage/backend-plugin-api").ExtensionPoint<NotificationsProcessingExtensionPoint>;