/*!
 * @license
 * Copyright Squiz Australia Pty Ltd. All Rights Reserved.
 */
import { BaseCommand, Commandable, CommandContext } from '@squiz/dxp';
import { Observable } from 'rxjs';
/**
 * This command upgrades all simulator containers.
 * @export
 * @class DatastoreSimulatorUpgradeCommand
 * @extends {BaseCommand}
 * @implements {Commandable}
 */
export declare class DatastoreSimulatorUpgradeCommand extends BaseCommand implements Commandable {
    /**
     * Execute the command.
     * @param {CommandContext} context Command context object.
     * @returns {(Observable<unknown> | Promise<unknown> | unknown)}  Command returns Observable.
     * @memberof DatastoreSimulatorUpgradeCommand
     */
    execute(context: CommandContext): Observable<unknown> | Promise<unknown> | unknown;
    /**
     * Display command usage.
     * @param {CommandContext} context Context class.
     * @returns {Array<string>} Usage string.
     * @memberof DatastoreSimulatorUpgradeCommand
     */
    usages(context: CommandContext): Array<string>;
}