public boolean isOk() {
    return this.getStatus().equals(Status.SUCCESS_DATA_ID);
  }
{@link AppleMediaInterface}'s internal representation of an download/upload sequence for a single
file.

<p>Either download or the upload could fail. Or they could both succeed. {@link #isOk} indicates
which it is.
extensions/data-transfer/portability-data-transfer-apple/src/main/java/org/datatransferproject/datatransfer/apple/photos/DownUpResult.java