openRead method

  1. @override
Stream<List<int>> openRead([
  1. int? start,
  2. int? end

Creates a new independent Stream for the contents of this file starting from start and ending at end.

Throws InvalidFileException if the AWSFile is initiated using AWSFile.fromStream.


Stream<List<int>> openRead([int? start, int? end]) {
  final file = _inputFile;
  if (file != null) {
    return File(file.path).openRead(start, end);

  final bytes = super.bytes;
  if (bytes != null) {
    return Stream.value(
      bytes.sublist(start ?? 0, end),

  throw const InvalidFileException(
        'Cannot use `openRead` with an AWSFile that is initiated with a stream.',