import { IAuthTokenData } from '@arashi/token';
import { Application } from '../Application';
import { Handler } from '../Handler';
import { Request } from '../Request';
export interface IHealthHandlerMySQLStats {
    activeConnections: number;
}
export interface IHealthHandlerOutput {
    mysql: IHealthHandlerMySQLStats;
}
export declare class HealthHandler extends Handler<Application, void, IHealthHandlerOutput> {
    protected _get(request: Request<void, IAuthTokenData>): Promise<IHealthHandlerOutput>;
}