import * as mongoose from 'mongoose';
import { Nullable, PMResponse } from '../types/pitmart';
export declare class Connections {
    static connection: Nullable<mongoose.Connection>;
    /**
     *
     * @param connectionString
     * @returns
     */
    static connectDB(connectionString: string): Promise<PMResponse>;
    /**
     *
     * @param connectionString
     * @returns
     */
    private static openConnection;
    /**
     *
     * @param catalog
     * @param hostname
     * @param username
     * @param password
     * @returns
     */
    static connectionString(catalog?: string, hostname?: string | null, username?: string | null, password?: string | null): string;
}
export default Connections;
//# sourceMappingURL=connections.d.ts.map