/// <reference types="node" />
import { Models } from "@arkecosystem/core-database";
import { Contracts } from "@arkecosystem/core-kernel";
import { Readable } from "stream";
import { AbstractRepository } from "./abstract-repository";
export declare class BlockRepository extends AbstractRepository<Models.Block> {
    getReadStream(start: number, end: number): Promise<Readable>;
    truncate(): Promise<void>;
    countInRange(start: number, end: number): Promise<number>;
    rollback(roundInfo: Contracts.Shared.RoundInfo): Promise<void>;
    findLast(): Promise<Models.Block | undefined>;
    findFirst(): Promise<Models.Block | undefined>;
    findByHeight(height: number): Promise<Models.Block | undefined>;
}
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