import { ILogger } from './ILogger';
import { IService } from './IService';
/**
 * Constructur arguments for Service implementations
 * @see {@link Service}
 */
export interface ServiceArgs {
    /**
     * Name of the service.
     */
    name: string;
    /**
     * A list of services that is owned and managed by this service.
     */
    services: IService[];
    /**
     * Logger instance
     */
    logger?: ILogger;
}
/**
 * Base class for services to extend from.
 */
export declare class Service implements IService {
    /**
     * Name of the service.
     */
    readonly name: string;
    /**
     * A list of services that is owned and managed by this service.
     */
    readonly services: IService[];
    /**
     * Logger instance
     */
    readonly logger?: ILogger;
    /**
     * Constructor
     */
    constructor(args: ServiceArgs);
    /**
     * Function to start the service.
     * Sub-services are launched before the onStart lifecycle function is called.
     */
    start(): Promise<void>;
    /**
     * Function to stop the service.
     * Sub-services are stopped after the onStop lifecycle function has been called.
     */
    stop(): Promise<void>;
    /**
     * Lifecycle function implementation called after the service have completely started up.
     */
    onStart(): Promise<void>;
    /**
     * Lifecycle function implementation called immediately when the service is instructed to stop.
     */
    onStop(): Promise<void>;
}
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