/**
 * Cache system for RecorderManager
 * 提供统一的缓存接口用于处理持久化事务
 */
export interface CacheStore {
    get<T = any>(key: string): Promise<T | undefined>;
    set<T = any>(key: string, value: T, ttl?: number): Promise<void>;
    delete(key: string): Promise<void>;
    clear(): Promise<void>;
    has(key: string): Promise<boolean>;
}
export interface RecorderCache {
    /**
     * 为每个录制器创建独立的命名空间
     * @param recorderId 录制器 ID
     */
    createNamespace(recorderId: string): NamespacedCache;
    /**
     * 获取全局缓存
     */
    global(): NamespacedCache;
}
export interface NamespacedCache {
    /**
     * 通用的 key-value 存储
     */
    get<T = any>(key: string): Promise<T | undefined>;
    /**
     * 通用的 key-value 存储
     */
    set<T = any>(key: string, value: T): Promise<void>;
    /**
     * 删除指定 key
     */
    delete(key: string): Promise<void>;
}
/**
 * 内存缓存实现
 */
export declare class MemoryCacheStore implements CacheStore {
    private store;
    get<T = any>(key: string): Promise<T | undefined>;
    set<T = any>(key: string, value: T, ttl?: number): Promise<void>;
    delete(key: string): Promise<void>;
    clear(): Promise<void>;
    has(key: string): Promise<boolean>;
}
/**
 * RecorderCache 实现
 */
export declare class RecorderCacheImpl implements RecorderCache {
    private store;
    constructor(store: CacheStore);
    createNamespace(recorderId: string): NamespacedCache;
    global(): NamespacedCache;
}