import { IncomingMessage, ServerResponse } from "http";
import { Application, IRoute } from "@bunt/app";
import { ActionAny, Context, ContextArg, Heartbeat, IDisposable, IRunnable, Unit } from "@bunt/unit";
import { Ctor, Logger } from "@bunt/util";
import { IErrorResponseHeaders, IProtocolAcceptor, IResponderOptions } from "./Transport/index.js";
export declare class WebServer<C extends Context> extends Application<C> implements IDisposable, IRunnable {
    #private;
    protected readonly logger: Logger;
    protected constructor(unit: Unit<C>, routes?: IRoute<ActionAny<C>>[], options?: IResponderOptions);
    static factory<C extends Context>(context: ContextArg<C>, routes?: IRoute<ActionAny<C>>[], options?: IResponderOptions): Promise<WebServer<C>>;
    private static preload;
    getHeartbeat(): Heartbeat;
    listen(port: number, backlog?: number): this;
    setUpgradeProtocolAcceptor(acceptor: IProtocolAcceptor): () => void;
    setExceptionResponseHeaders(...map: [error: Ctor<Error>, options: IErrorResponseHeaders][]): this;
    dispose(): Promise<void>;
    protected handle(req: IncomingMessage, res: ServerResponse): Promise<void>;
    private handleRequest;
    private handleUpgrade;
}
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