import { Contracts } from "@arkecosystem/core-kernel";
import { Interfaces } from "@arkecosystem/crypto";
import { Database, Meta, Options } from "./contracts";
export declare class SnapshotDatabaseService implements Database.DatabaseService {
    private readonly app;
    private readonly configuration;
    private readonly coreDatabaseConfiguration;
    private readonly logger;
    private readonly filesystem;
    private readonly blockRepository;
    private readonly roundRepository;
    private readonly transactionRepository;
    private codec;
    private skipCompression;
    private verifyData;
    init(codec?: string, skipCompression?: boolean, verify?: boolean): void;
    truncate(): Promise<void>;
    rollback(roundInfo: Contracts.Shared.RoundInfo): Promise<Interfaces.IBlock>;
    dump(options: Options.DumpOptions): Promise<void>;
    restore(meta: Meta.MetaData, options: Options.RestoreOptions): Promise<void>;
    verify(meta: Meta.MetaData): Promise<void>;
    getLastBlock(): Promise<Interfaces.IBlock>;
    private runSynchronizedAction;
    private getDumpRange;
    private prepareMetaData;
    private prepareWorkerData;
    private prepareProgressDispatcher;
}
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