import { ICallback } from 'redis-smq-common';
import { QueueMessagesStorage } from './queue-messages-storage.js';
import { RedisClient } from '../../../common/redis-client/redis-client.js';
export declare class QueueMessagesStorageSortedSet extends QueueMessagesStorage {
    constructor(redisClient: RedisClient);
    count(redisKey: string, cb: ICallback<number>): void;
    fetchItems(redisKey: string, pageParams: {
        page?: number;
        pageSize?: number;
        offsetStart: number;
        offsetEnd: number;
    }, cb: ICallback<string[]>): void;
    fetchAllItems(redisKey: string, cb: ICallback<string[]>): void;
}
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