85 lines
2.3 KiB
Dart
85 lines
2.3 KiB
Dart
// Copyright 2014 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.
|
|
|
|
import 'package:async/async.dart';
|
|
|
|
import '../base/io.dart';
|
|
import '../convert.dart';
|
|
|
|
/// Default factory that creates a real Android console connection.
|
|
///
|
|
/// The default implementation will create real connections to a device.
|
|
/// Override this in tests with an implementation that returns mock responses.
|
|
Future<Socket> kAndroidConsoleSocketFactory(String host, int port) => Socket.connect(host, port);
|
|
|
|
/// Currently active implementation of the AndroidConsoleFactory.
|
|
///
|
|
/// The default implementation will create real connections to a device.
|
|
/// Override this in tests with an implementation that returns mock responses.
|
|
typedef AndroidConsoleSocketFactory = Future<Socket> Function(String host, int port);
|
|
|
|
/// Creates a console connection to an Android emulator that can be used to run
|
|
/// commands such as "avd name" which are not available to ADB.
|
|
///
|
|
/// See documentation at
|
|
/// https://developer.android.com/studio/run/emulator-console
|
|
class AndroidConsole {
|
|
AndroidConsole(this._socket);
|
|
|
|
Socket? _socket;
|
|
StreamQueue<String>? _queue;
|
|
|
|
Future<void> connect() async {
|
|
assert(_socket != null);
|
|
assert(_queue == null);
|
|
|
|
_queue = StreamQueue<String>(_socket!.asyncMap(ascii.decode));
|
|
|
|
// Discard any initial connection text.
|
|
await _readResponse();
|
|
}
|
|
|
|
Future<String?> getAvdName() async {
|
|
if (_queue == null) {
|
|
return null;
|
|
}
|
|
_write('avd name\n');
|
|
return _readResponse();
|
|
}
|
|
|
|
void destroy() {
|
|
_socket?.destroy();
|
|
_socket = null;
|
|
_queue = null;
|
|
}
|
|
|
|
Future<String?> _readResponse() async {
|
|
if (_queue == null) {
|
|
return null;
|
|
}
|
|
final StringBuffer output = StringBuffer();
|
|
while (true) {
|
|
if (!await _queue!.hasNext) {
|
|
destroy();
|
|
return null;
|
|
}
|
|
final String text = await _queue!.next;
|
|
final String trimmedText = text.trim();
|
|
if (trimmedText == 'OK') {
|
|
break;
|
|
}
|
|
if (trimmedText.endsWith('\nOK')) {
|
|
output.write(trimmedText.substring(0, trimmedText.length - 3));
|
|
break;
|
|
}
|
|
output.write(text);
|
|
}
|
|
return output.toString().trim();
|
|
}
|
|
|
|
void _write(String text) {
|
|
_socket?.add(ascii.encode(text));
|
|
}
|
|
}
|