import { Ecosystem } from './ecosystem.ts';
import type { Vulnerability } from './osv.ts';
export declare class OsvOfflineDb {
    private disposed;
    static readonly rootDirectory: string;
    private _data;
    private _db;
    private _pendingAcs;
    private readonly _exitHandler;
    private constructor();
    private _load;
    private _init;
    private _buildIndex;
    static create(): OsvOfflineDb;
    query(ecosystem: Ecosystem, packageName: string): Promise<Vulnerability[]>;
    [Symbol.dispose](): void;
    private _unload;
}