import type { ILogger } from '@rsdk/logging';
import type { CheckResult } from '../helpers';
import type { HealthIndicator } from '../types';
export interface PingCheckOptions {
    /**
     * URI of external resource
     */
    url: URL;
}
/**
 * PingIndicator is meant to check access to some network
 * resource.
 *
 * @attention NOT IMPLEMENTED
 */
export declare abstract class PingIndicator implements HealthIndicator {
    protected logger: ILogger;
    private readonly url;
    constructor(logger: ILogger, options: PingCheckOptions);
    check(): Promise<CheckResult>;
}