import type { URI } from "@adviser/cement";
import type { SuperThis } from "../types/sthis.js";
export declare class KeyBagProviderMemory {
    #private;
    readonly url: URI;
    readonly sthis: SuperThis;
    constructor(url: URI, sthis: SuperThis);
    del(id: string): Promise<void>;
    get(id: string): Promise<unknown>;
    set(id: string, item: unknown): Promise<void>;
}