import { ISimulation, SimulatorResponse, SimulatorRequest, NextSimulator, IDisposable, SimulationHandler, EngineConfig } from "./common/types";
import * as simulators from "./simulators";
import { SourceLayer } from "./extesions/source";
/**
 * Place where we load/unload simulators. It is also the primary entry-point for all requests.
 */
export declare class MockingEngine implements ISimulation {
    private config?;
    namespace: string;
    protected simulatorLayers: ISimulation[];
    constructor(config?: EngineConfig | undefined);
    /**
     * Load the simulators
     * @param simulators array of simulator instances
     */
    loadSimulators(simulators: ISimulation | ISimulation[]): IDisposable[];
    /**
     * Return the instance of the SourceLayer
     */
    getSourceLayer(): SourceLayer | undefined;
    private internalLoad;
    unloadSimulator(simulator: ISimulation): void;
    getSimulatorHandler<T extends simulators.BodySimulator | simulators.ConnectionSimulator | simulators.DelaySimulator | simulators.HeaderSimulator>(namespace: string): T | undefined;
    /**
     * This function is used to export out all of the layer handlers.
     * The handlers are then imported into express route.
     *
     * @returns SimulationHandler[]
     */
    getSimulatorHandlers(): SimulationHandler[];
    ingest(req: SimulatorRequest, res: SimulatorResponse, next: NextSimulator): any;
    /**
     * Load all simulators. This is an internal function.
     * NOTE: this function should dynamically load all of the simulators
     * that live in the `simulators` folder.
     */
    private internalLoadSimulators;
    private loadStoreLayer;
}