import { IRocketletStorageItem } from './IRocketletStorageItem';
export declare abstract class RocketletStorage {
    private readonly engine;
    constructor(engine: string);
    getEngine(): string;
    abstract create(item: IRocketletStorageItem): Promise<IRocketletStorageItem>;
    abstract retrieveOne(id: string): Promise<IRocketletStorageItem>;
    abstract retrieveAll(): Promise<Map<string, IRocketletStorageItem>>;
    abstract update(item: IRocketletStorageItem): Promise<IRocketletStorageItem>;
    abstract remove(id: string): Promise<{
        success: boolean;
    }>;
}