import { TActivity } from "../types/activity.type";
import { TInput } from "../types/input.type";
import { TOrchestrator } from "../types/orchestrator.type";
import { TOutput } from "../types/output.type";
import { EntityFactory } from "../entities/task-entity";
/**
 * Registry for orchestrators, activities, and entities.
 *
 * @remarks
 * This class is used by the worker to look up task implementations by name.
 * Entity names are normalized to lowercase for case-insensitive matching.
 */
export declare class Registry {
    private _orchestrators;
    private _activities;
    private _entities;
    constructor();
    addOrchestrator(fn: TOrchestrator): string;
    addNamedOrchestrator(name: string, fn: TOrchestrator): void;
    getOrchestrator(name?: string): TOrchestrator | undefined;
    addActivity(fn: TActivity<TInput, TOutput>): string;
    addNamedActivity(name: string, fn: TActivity<TInput, TOutput>): void;
    getActivity(name: string): TActivity<TInput, TOutput> | undefined;
    /**
     * Registers an entity factory with auto-detected name.
     *
     * @param factory - Factory function that creates entity instances.
     * @returns The registered entity name (normalized to lowercase).
     *
     * @remarks
     * The entity name is derived from the factory function name.
     * Entity names are normalized to lowercase for case-insensitive matching.
     */
    addEntity(factory: EntityFactory): string;
    /**
     * Registers an entity factory with a specific name.
     *
     * @param name - The name to register the entity under.
     * @param factory - Factory function that creates entity instances.
     *
     * @remarks
     * Entity names are normalized to lowercase for case-insensitive matching,
     * consistent with EntityInstanceId's name normalization.
     */
    addNamedEntity(name: string, factory: EntityFactory): void;
    /**
     * Gets an entity factory by name.
     *
     * @param name - The name of the entity to look up.
     * @returns The entity factory, or undefined if not found.
     *
     * @remarks
     * The name is normalized to lowercase before lookup.
     */
    getEntity(name: string): EntityFactory | undefined;
    /**
     * Gets the names of all registered orchestrators.
     */
    getOrchestratorNames(): string[];
    /**
     * Gets the names of all registered activities.
     */
    getActivityNames(): string[];
    /**
     * Gets the names of all registered entities.
     */
    getEntityNames(): string[];
    _getFunctionName(fn: Function): string;
}