/// <reference types="node" />
import { Models } from "@arkecosystem/core-database";
import { Readable } from "stream";
import { Codec, Repository, Worker } from "../../contracts";
import { StreamReader, StreamWriter } from "../../filesystem";
export declare abstract class AbstractWorkerAction implements Worker.WorkerAction {
    private readonly app;
    protected table?: string;
    protected codec?: string;
    protected skipCompression?: boolean;
    protected filePath?: string;
    protected updateStep?: number;
    protected options?: Worker.ActionOptions;
    init(options: Worker.ActionOptions): void;
    protected getRepository(): Repository;
    protected getSingularCapitalizedTableName(): string;
    protected getStreamReader(): StreamReader;
    protected getStreamWriter(dbStream: Readable): StreamWriter;
    protected getCodec(): Codec;
    protected getVerifyFunction(): Function;
    protected applyGenesisBlockFix(block: Models.Block): void;
    abstract start(): Promise<void>;
    abstract sync(data: Worker.WorkerSyncData): void;
}
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