import { HttpCacheEntry } from './types';
import { HttpCacheStore } from './http-cache-store';
export declare class HttpInMemoryCacheStore implements HttpCacheStore {
    /**
     * The local cache providing for a request identifier
     * the corresponding cached entry.
     */
    private readonly store;
    /**
     * @inheritdoc
     */
    get<HttpResponseT>(identifier: string): HttpCacheEntry<HttpResponseT> | undefined;
    /**
     * @inheritdoc
     */
    put<HttpResponseT>(identifier: string, entry: HttpCacheEntry<HttpResponseT>): () => void;
    /**
     * @inheritdoc
     */
    has(identifier: string): boolean;
    /**
     * @inheritdoc
     */
    delete(identifier: string): void;
    /**
     * Gets all stored entries.
     */
    entries(): HttpCacheEntry<unknown>[];
    /**
     * @inheritdoc
     */
    flush(): void;
}