/**
 * An S3-based cache implementation
 */
import { CacheProvider } from './cache-provider';
export declare class S3Cache implements CacheProvider {
    private bucket;
    private prefix;
    constructor(bucket: string, prefix: string);
    private getS3Path;
    get(key: string): Promise<Record<string, any> | null>;
    set(key: string, value: Record<string, any>): Promise<void>;
    invalidate(key: string): Promise<boolean>;
    clear(): Promise<void>;
    isAvailable(): Promise<boolean>;
    aget(key: string): Promise<Record<string, any> | null>;
    aset(key: string, value: Record<string, any>): Promise<void>;
    ainvalidate(key: string): Promise<boolean>;
    aclear(): Promise<void>;
}
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