import { HostDiscovery as _HostDiscovery } from '@backstage/backend-app-api';
export type { DiscoveryService as PluginEndpointDiscovery } from '@backstage/backend-plugin-api';
/**
 * HostDiscovery is a basic PluginEndpointDiscovery implementation
 * that can handle plugins that are hosted in a single or multiple deployments.
 *
 * The deployment may be scaled horizontally, as long as the external URL
 * is the same for all instances. However, internal URLs will always be
 * resolved to the same host, so there won't be any balancing of internal traffic.
 *
 * @public
 */
export declare const HostDiscovery: typeof _HostDiscovery;
/**
 * SingleHostDiscovery is a basic PluginEndpointDiscovery implementation
 * that assumes that all plugins are hosted in a single deployment.
 *
 * The deployment may be scaled horizontally, as long as the external URL
 * is the same for all instances. However, internal URLs will always be
 * resolved to the same host, so there won't be any balancing of internal traffic.
 *
 * @public
 * @deprecated Use {@link HostDiscovery} instead
 */
export declare const SingleHostDiscovery: typeof _HostDiscovery;