export interface DirectorySnapshot<T> {
    id: string;
    value: T;
    expiresAt: number;
}
/** One bounded owner snapshot; pagination never silently switches to another array. */
export declare class DirectorySnapshotStore<T> {
    private readonly snapshots;
    private readonly scans;
    clear(): void;
    /** A page keeps its original snapshot; freshness only controls new first-page reads. */
    get(key: string, id: string): DirectorySnapshot<T> | undefined;
    private prune;
    read(key: string, load: (signal: AbortSignal) => Promise<T>, options?: {
        signal?: AbortSignal;
        refresh?: boolean;
        ttl?: number;
    }): Promise<DirectorySnapshot<T>>;
}
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