import { CacheAdapter } from '../interfaces/cache-adapter.interface';
import { FeatureFlagWithOverrides } from '../interfaces/feature-flag.interface';
export declare class MemoryCacheAdapter implements CacheAdapter {
    private cache;
    private allFlagsCache;
    get(key: string): Promise<FeatureFlagWithOverrides | null>;
    set(key: string, data: FeatureFlagWithOverrides, ttlMs: number): Promise<void>;
    getAll(): Promise<FeatureFlagWithOverrides[] | null>;
    setAll(data: FeatureFlagWithOverrides[], ttlMs: number): Promise<void>;
    invalidate(key?: string): Promise<void>;
}