/**
 * A two-layer cache implementation combining file and S3 caches
 * @deprecated Use MultiLayerCache instead for better flexibility
 */
import { LocalCache } from './file-cache';
import { S3Cache } from './s3-cache';
export declare class TwoLayerCache {
    private fileCache;
    private s3Cache;
    private invalidateCache;
    constructor(fileCache: LocalCache, s3Cache: S3Cache | null, invalidateCache?: boolean);
    get(key: string, updateCache?: boolean): Promise<Record<string, any> | null>;
    set(key: string, value: Record<string, any>): Promise<void>;
    invalidate(key: string): Promise<void>;
    clear(): Promise<void>;
}
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