64 lines
1.6 KiB
Dart
64 lines
1.6 KiB
Dart
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/*
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* This file is part of the Protevus Platform.
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*
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* (C) Protevus <developers@protevus.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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import 'dart:async';
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import 'dart:isolate';
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import 'dart:mirrors';
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abstract class Executable<T extends Object?> {
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Executable(this.message) : _sendPort = message["_sendPort"];
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Future<T> execute();
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final Map<String, dynamic> message;
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final SendPort? _sendPort;
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U instanceOf<U>(
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String typeName, {
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List positionalArguments = const [],
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Map<Symbol, dynamic> namedArguments = const {},
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Symbol constructorName = Symbol.empty,
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}) {
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ClassMirror? typeMirror = currentMirrorSystem()
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.isolate
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.rootLibrary
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.declarations[Symbol(typeName)] as ClassMirror?;
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typeMirror ??= currentMirrorSystem()
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.libraries
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.values
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.where((lib) => lib.uri.scheme == "package" || lib.uri.scheme == "file")
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.expand((lib) => lib.declarations.values)
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.firstWhere(
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(decl) =>
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decl is ClassMirror &&
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MirrorSystem.getName(decl.simpleName) == typeName,
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orElse: () => throw ArgumentError(
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"Unknown type '$typeName'. Did you forget to import it?",
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),
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) as ClassMirror?;
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return typeMirror!
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.newInstance(
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constructorName,
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positionalArguments,
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namedArguments,
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)
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.reflectee as U;
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}
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void send(dynamic message) {
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_sendPort!.send(message);
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}
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void log(String message) {
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_sendPort!.send({"_line_": message});
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}
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}
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