export interface RetentionPolicy {
    maxAgeMs?: number;
    maxSize?: number;
    pruneStrategy: 'ttl' | 'lru' | 'hybrid';
}
export interface MemoryEntry<T> {
    key: string;
    value: T;
    createdAt: Date;
    lastAccessed: Date;
}
export interface IMemoryStore<T> {
    set(key: string, value: T, ttlMs?: number): Promise<void>;
    get(key: string): Promise<T | undefined>;
    delete(key: string): Promise<number>;
    has(key: string): Promise<boolean>;
    clear(): Promise<void>;
    size(): Promise<number>;
    prune(policy: RetentionPolicy): Promise<number>;
    stats(): Promise<{
        totalEntries: number;
        oldestEntry: Date | null;
    }>;
}
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