diff --git a/lib/io.dart b/lib/io.dart
index 2a278f3ce550844e9e7e229f79c6faf9dc983aba..39dbcd731e91302c98983afd7863bec664e748b9 100644
--- a/lib/io.dart
+++ b/lib/io.dart
@@ -1,4 +1,5 @@
import 'dart:io';
+import 'dart:typed_data';
import 'package:minio/src/minio.dart';
import 'package:minio/src/minio_errors.dart';
@@ -31,7 +32,7 @@ extension MinioX on Minio {
return putObject(
bucket,
object,
- file.openRead(),
+ file.openRead().cast<Uint8List>(),
size: stat.size,
metadata: metadata,
);
diff --git a/lib/src/minio.dart b/lib/src/minio.dart
index b3a7298233b5f4378a5053d0bed14e17d3da07eb..f5b4a5ce8ca0c2700bc167406f355b886c7f4f63 100644
--- a/lib/src/minio.dart
+++ b/lib/src/minio.dart
@@ -1,5 +1,6 @@
import 'dart:async';
import 'dart:convert';
+import 'dart:typed_data';
import 'package:minio/models.dart';
import 'package:minio/src/minio_client.dart';
@@ -911,7 +912,7 @@ class Minio {
Future<String> putObject(
String bucket,
String object,
- Stream<List<int>> data, {
+ Stream<Uint8List> data, {
int? size,
int? chunkSize,
Map<String, String>? metadata,
diff --git a/lib/src/minio_client.dart b/lib/src/minio_client.dart
index f47be2c904af7884517aaee8757021e66120a0e7..40ca29a783bdbe22c8a8b8fd7d1de92927581e8b 100644
--- a/lib/src/minio_client.dart
+++ b/lib/src/minio_client.dart
@@ -163,6 +163,7 @@ class MinioClient {
dynamic payload = '',
Map<String, dynamic>? queries,
Map<String, String>? headers,
+ void Function(int)? onProgress,
}) async {
final stream = await _request(
method: method,
@@ -173,6 +174,7 @@ class MinioClient {
resource: resource,
queries: queries,
headers: headers,
+ onProgress: onProgress,
);
final response = await MinioResponse.fromStream(stream);
diff --git a/lib/src/minio_uploader.dart b/lib/src/minio_uploader.dart
index d554939a6605a78939e23dc5e982ab5d98a21862..ae74afa76498ac74a3a17c8d76d96a6d80696a4d 100644
--- a/lib/src/minio_uploader.dart
+++ b/lib/src/minio_uploader.dart
@@ -1,5 +1,6 @@
import 'dart:async';
import 'dart:convert';
+import 'dart:typed_data';
import 'package:convert/convert.dart';
import 'package:crypto/crypto.dart';
@@ -9,7 +10,7 @@ import 'package:minio/src/minio_client.dart';
import 'package:minio/src/minio_helpers.dart';
import 'package:minio/src/utils.dart';
-class MinioUploader implements StreamConsumer<List<int>> {
+class MinioUploader implements StreamConsumer<Uint8List> {
MinioUploader(
this.minio,
this.client,
@@ -39,8 +40,11 @@ class MinioUploader implements StreamConsumer<List<int>> {
String? _uploadId;
+ // The number of bytes uploaded of the current part.
+ int? bytesUploaded;
+
@override
- Future addStream(Stream<List<int>> stream) async {
+ Future addStream(Stream<Uint8List> stream) async {
await for (var chunk in stream) {
List<int>? md5digest;
final headers = <String, String>{};
@@ -53,7 +57,6 @@ class MinioUploader implements StreamConsumer<List<int>> {
if (_partNumber == 1 && chunk.length < partSize) {
_etag = await _uploadChunk(chunk, headers, null);
- onProgress?.call(chunk.length);
return;
}
@@ -83,7 +86,6 @@ class MinioUploader implements StreamConsumer<List<int>> {
final etag = await _uploadChunk(chunk, headers, queries);
final part = CompletedPart(etag, partNumber);
_parts[part] = chunk.length;
- _reportMultipartUploadProgress();
}
}
@@ -106,7 +108,7 @@ class MinioUploader implements StreamConsumer<List<int>> {
}
Future<String?> _uploadChunk(
- List<int> chunk,
+ Uint8List chunk,
Map<String, String> headers,
Map<String, String?>? queries,
) async {
@@ -116,7 +118,8 @@ class MinioUploader implements StreamConsumer<List<int>> {
queries: queries,
bucket: bucket,
object: object,
- payload: chunk,
+ payload: Stream.value(chunk).transform(BlockStream(1 << 16)),
+ onProgress: _updateProgress,
);
validate(resp);
@@ -146,10 +149,22 @@ class MinioUploader implements StreamConsumer<List<int>> {
_oldParts = Map.fromEntries(entries);
}
- void _reportMultipartUploadProgress() {
- if (onProgress != null) {
- final bytes = _parts.values.reduce((a, b) => a + b);
- onProgress!(bytes);
+ void _updateProgress(int bytesUploaded) {
+ this.bytesUploaded = bytesUploaded;
+ _reportUploadProgress();
+ }
+
+ void _reportUploadProgress() {
+ if (onProgress == null || bytesUploaded == null) {
+ return;
+ }
+
+ var totalBytesUploaded = bytesUploaded!;
+
+ for (var part in _parts.keys) {
+ totalBytesUploaded += _parts[part]!;
}
+
+ onProgress!(totalBytesUploaded);
}
}
diff --git a/lib/src/utils.dart b/lib/src/utils.dart
index 67fdde0a034b4aa6020ac22491cf68a833728dee..cba532bbc5118e56e013ecad3e3f13f57fec3913 100644
--- a/lib/src/utils.dart
+++ b/lib/src/utils.dart
@@ -1,8 +1,8 @@
import 'dart:async';
import 'dart:convert';
import 'dart:math' as math;
+import 'dart:typed_data';
-import 'package:buffer/buffer.dart';
import 'package:convert/convert.dart';
import 'package:crypto/crypto.dart';
import 'package:intl/intl.dart';
@@ -63,26 +63,29 @@ String encodeQueries(Map<String, dynamic> queries) {
return pairs.join('&');
}
-class BlockStream extends StreamTransformerBase<List<int>, List<int>> {
+class BlockStream extends StreamTransformerBase<Uint8List, Uint8List> {
BlockStream(this.size);
final int size;
@override
- Stream<List<int>> bind(Stream<List<int>> stream) async* {
- var buffer = BytesBuffer();
-
+ Stream<Uint8List> bind(Stream<Uint8List> stream) async* {
await for (var chunk in stream) {
- buffer.add(chunk);
- if (buffer.length >= size) {
- final block = buffer.toBytes();
- yield block.sublist(0, size);
- buffer = BytesBuffer();
- buffer.add(block.sublist(size));
+ if (chunk.length < size) {
+ yield chunk;
+ continue;
}
- }
- yield buffer.toBytes();
+ final blocks = chunk.length ~/ size;
+
+ for (var i = 0; i < blocks; i++) {
+ yield Uint8List.sublistView(chunk, i * size, (i + 1) * size);
+ }
+
+ if (blocks * size < chunk.length) {
+ yield Uint8List.sublistView(chunk, blocks * size);
+ }
+ }
}
}
diff --git a/test/minio_stream_test.dart b/test/minio_stream_test.dart
index fbc031c2665dca77c60fe6c36502351220a0ca8b..8456f1de80d59d83977867821d503f58ba231020 100644
--- a/test/minio_stream_test.dart
+++ b/test/minio_stream_test.dart
@@ -1,3 +1,5 @@
+import 'dart:typed_data';
+
import 'package:test/test.dart';
import 'helpers.dart';
@@ -6,7 +8,7 @@ void main() {
group('MinioByteStream', () {
final bucketName = uniqueName();
final objectName = 'content-length-test';
- final testData = [1, 2, 3, 4, 5];
+ final testData = Uint8List.fromList([1, 2, 3, 4, 5]);
setUpAll(() async {
final minio = getMinioClient();
diff --git a/test/minio_test.dart b/test/minio_test.dart
index c1eab81c499712fc0589b49241b4f54b92a2cdbb..550e42c4862aaf548ba57d35fb0d902c9a73de9e 100644
--- a/test/minio_test.dart
+++ b/test/minio_test.dart
@@ -510,7 +510,7 @@ void testStatObject() {
final minio = getMinioClient();
final bucketName = uniqueName();
final objectName = uniqueName();
- final data = [1, 2, 3, 4, 5];
+ final data = Uint8List.fromList([1, 2, 3, 4, 5]);
setUpAll(() async {
await minio.makeBucket(bucketName);
@@ -591,7 +591,7 @@ void testRemoveObject() {
final minio = getMinioClient();
final bucketName = uniqueName();
final objectName = uniqueName();
- final data = [1, 2, 3, 4, 5];
+ final data = Uint8List.fromList([1, 2, 3, 4, 5]);
setUpAll(() async {
await minio.makeBucket(bucketName);
@@ -628,7 +628,7 @@ void testListObjects() {
final minio = getMinioClient();
final bucketName = uniqueName();
final objectName = uniqueName();
- final data = [1, 2, 3, 4, 5];
+ final data = Uint8List.fromList([1, 2, 3, 4, 5]);
setUpAll(() async {
await minio.makeBucket(bucketName);
@@ -657,7 +657,7 @@ void testListObjects() {
final minio = getMinioClient();
final bucket = uniqueName();
final object = 'new folder/new file.txt';
- final data = [1, 2, 3, 4, 5];
+ final data = Uint8List.fromList([1, 2, 3, 4, 5]);
setUpAll(() async {
await minio.makeBucket(bucket);