import { Request, RequestHandler, Response } from 'express';
export declare class HttpServer {
    protected createApiRequestHandler(callback: (req: Request, res: Response) => Promise<{} | void>, auth?: boolean): (req: Request, res: Response) => Promise<void>;
    protected createApiMiddleware(callback: (req: Request, res: Response) => Promise<void>): RequestHandler;
    protected sendJsonResponse(res: Response, data: {}, status?: number): void;
    protected encodeJsonForResponse(data: unknown, space?: number): string;
    protected handleRequestError(req: Request, res: Response, err: unknown): void;
}
declare abstract class HttpResponse {
    abstract sendResponse(req: Request, res: Response): void;
}
export declare class TextResponse extends HttpResponse {
    readonly data: string;
    readonly type: string;
    constructor(data: string, type?: string);
    sendResponse(req: Request, res: Response): void;
}
export declare class ResponseError extends Error {
    readonly status: number;
    readonly code: string;
    data: any;
    constructor(status: number, code: string, message?: string);
    sendResponse(req: Request, res: Response): void;
}
export {};