import type { IInformationComponent, IServerInfo } from "@twin.org/api-models";
import type { IInformationServiceConstructorOptions } from "./models/IInformationServiceConstructorOptions.js";
/**
 * The information service for the server.
 */
export declare class InformationService implements IInformationComponent {
    /**
     * Runtime name for the class.
     */
    static readonly CLASS_NAME: string;
    /**
     * Create a new instance of InformationService.
     * @param options The options to create the service.
     */
    constructor(options: IInformationServiceConstructorOptions);
    /**
     * Returns the class name of the component.
     * @returns The class name of the component.
     */
    className(): string;
    /**
     * The service needs to be started when the application is initialized.
     * @returns A promise that resolves when the OpenAPI spec and favicon have been loaded from disk.
     */
    start(): Promise<void>;
    /**
     * Get the root information.
     * @returns The root information.
     */
    root(): Promise<string>;
    /**
     * Get the server information.
     * @returns The service information.
     */
    info(): Promise<IServerInfo>;
    /**
     * Get the favicon.
     * @returns The favicon.
     */
    favicon(): Promise<Uint8Array | undefined>;
    /**
     * Get the OpenAPI spec.
     * @returns The OpenAPI spec.
     */
    spec(): Promise<unknown>;
    /**
     * Is the server live.
     * @returns The liveness status of the server.
     */
    livez(): Promise<{
        status: "alive" | "dead";
    }>;
    /**
     * Is the server ready.
     * @returns The readyz status of the server.
     */
    readyz(): Promise<{
        status: "ready" | "not ready";
    }>;
}