| // Copyright 2013 The Flutter Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| // Example script to illustrate how to use the bsdiff package to generate and apply patches. |
| |
| import 'dart:typed_data'; |
| |
| import 'package:bsdiff/bsdiff.dart'; |
| |
| void main() { |
| final Uint8List originalData = |
| Uint8List.fromList(List<int>.generate(1000, (int index) => index)); |
| final Uint8List modifiedData = |
| Uint8List.fromList(List<int>.generate(2000, (int index) => 2 * index)); |
| |
| print('Original data size ${originalData.length} bytes'); |
| print('Modified data size ${modifiedData.length} bytes'); |
| |
| final Uint8List generatedPatch = bsdiff(originalData, modifiedData); |
| final Uint8List restoredData = bspatch(originalData, generatedPatch); |
| |
| print('Generated patch is ${generatedPatch.length} bytes'); |
| print('Restored data size ${restoredData.length} bytes'); |
| } |