Interface ICache

interface ICache {
    get(url: string): CacheEntry | null;
    getETag(url: string): string | null;
    set(
        url: string,
        etag: string,
        data: unknown,
        headers: Record<string, string>,
        customTtl?: number,
    ): void;
    has(url: string): boolean;
    delete(url: string): boolean;
    deleteByPath(pathSegment: string): number;
    clear(): void;
    getStats(): {
        totalEntries: number;
        maxEntries: number;
        hits: number;
        misses: number;
        hitRate: number;
        oldestEntry: number
        | null;
        newestEntry: number | null;
    };
    shutdown(): void;
}