copy method

@override RsaKeyPairData copy()

Copies the private key.

Implementation

@override
RsaKeyPairData copy() {
  if (hasBeenDestroyed) {
    throw StateError('Key has been destroyed');
  }
  return RsaKeyPairData(
    n: n,
    e: e,
    d: d,
    p: p,
    q: q,
    dp: dp,
    dq: dq,
    qi: qi,
  );
}