import { $ } from '../../../../../Class/$';
import { Done } from '../../../../../Class/Functional/Done';
import { Holder } from '../../../../../Class/Holder';
import { System } from '../../../../../system';
import { AB } from '../../../../../types/interface/AB';
import { CK } from '../../../../../types/interface/CK';
import { J } from '../../../../../types/interface/J';
export type I = {
    data: AB & $;
    format: Exclude<KeyFormat, 'jwk'>;
    algorithm: J & $;
    extractable: boolean;
    keyUsages: KeyUsage[];
    done: any;
};
export type O = {
    key: CK;
};
export default class ImportKey extends Holder<I, O> {
    constructor(system: System);
    f({ format, data, algorithm, extractable, keyUsages }: I, done: Done<O>): Promise<void>;
}
