import { IReadWriteWallet, IWalletImportFormat } from "./contracts";
export declare class WalletImportFormat implements IWalletImportFormat {
    #private;
    constructor(wallet: IReadWriteWallet);
    /** {@inheritDoc IWalletImportFormat.get} */
    get(password: string): Promise<string>;
    /** {@inheritDoc IWalletImportFormat.set} */
    set(value: string, password: string): Promise<void>;
    /** {@inheritDoc IWalletImportFormat.exists} */
    exists(): boolean;
}