export interface CachingStrategy extends GenericCachingStrategy<string> {
}
export interface GenericCachingStrategy<T> {
    /**
     * Returns the cached value, or undefined if it doesn't exist
     */
    get(key: string): T | undefined;
    /**
     * Sets the value in the cache, with an optional expiration (as a future Game.time)
     */
    set(key: string, value: T, expiration?: number): void;
    /**
     * Returns the expiration time, or undefined if it doesn't exist
     */
    expires(key: string): number | undefined;
    /**
     * Deletes the key from the cache
     */
    delete(key: string): void;
    /**
     * Wraps the cache in a serializer to store objects more compactly.
     * HeapCache notably needs no serializers and simply ignores this.
     */
    with<T>(serializer: Serializer<T>): GenericCachingStrategy<T>;
    /**
     * Cleans up any expired cache values
     */
    clean(): void;
}
export interface Serializer<T> {
    /**
     * Unique key used internally for caching deserialized values
     */
    key: string;
    /**
     * If unable to serialize value, serializer should throw an error; this
     * will prevent the cached item from being created
     */
    serialize(value?: T): string | undefined;
    /**
     * If unable to deserialize value, deserializer should throw an error; this
     * will prevent the cached item from being created
     */
    deserialize(value?: string): T | undefined;
}
export * from './Serializers/MoveTarget';
export * from './Serializers/Number';
export * from './Serializers/RoomPosition';
export declare function cleanAllCaches(): void;
export declare const CachingStrategies: {
    HeapCache: GenericCachingStrategy<any>;
    MemoryCache: CachingStrategy;
};