setLockTime method

bool setLockTime(
  1. int locktime
)

Implementation

bool setLockTime(int locktime) {
  if (locktime < 0 || locktime > 0xFFFFFFFF) throw ArgumentError('Expected Uint32');

  // if any signatures exist, throw
  if (_inputs!.map((input) {
    if (input.signatures == null) return false;
    return input.signatures!.map((s) {
      return s != null;
    }).contains(true);
  }).contains(true)) {
    throw ArgumentError('No, this would invalidate signatures');
  }
  _tx.locktime = locktime;
  return true;
}