import { CacheKey } from "../../../types/cache.identifier";
import { LibraryInterface } from "./LibraryInterface";
import { CacheStoreType } from "./CacheStore.type";
export declare abstract class Library<T> implements LibraryInterface<T> {
    constructor(store?: CacheStoreType<CacheKey, T>);
    protected _store: CacheStoreType<CacheKey, T>;
    protected _cursor: T;
    use(store: CacheStoreType<CacheKey, T>): void;
    cursor(key?: CacheKey | string): T;
    protected abstract handleEmpty(): T;
}