import { Exception } from 'agentstack';
export declare class HttpError extends Exception {
    protected _status: number;
    constructor(message?: string, status?: number, code?: number, headers?: any);
    readonly headers: any;
    readonly status: number;
    readonly statusCode: number;
    toJSON(): object;
}
export declare class ParameterError extends HttpError {
    constructor(message?: string, code?: number, headers?: any);
}
export declare class AuthenticationError extends HttpError {
    constructor(message?: string, code?: number, headers?: any);
}
export declare class PermissionError extends HttpError {
    constructor(message?: string, code?: number, headers?: any);
}
export declare class NotFoundError extends HttpError {
    constructor(message?: string, code?: number, headers?: any);
}
export declare class ConflictError extends HttpError {
    constructor(message?: string, code?: number, headers?: any);
}
export declare class BusinessError extends HttpError {
    constructor(message?: string, code?: number, headers?: any);
}