close method

Future close()

{zh} @brief 终止上传，并释放底层上传对象，释放后不能够继续进行上传。

Implementation

Future close() async {
  $a() => ($instance as $p_a.BDMaterialUploader).close();
  $i() => ($instance as $p_i.BDMaterialUploaderClient).close();

  if (Platform.isAndroid) {
    return $a();
  } else if (Platform.isIOS) {
    return $i();
  } else {
    throw UnsupportedError(
      'Not Support Platform ${Platform.operatingSystem}',
    );
  }
}