runtime/bin/vmservice/running_isolate.dart

// Copyright (c) 2013, the Dart project authors.  Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.

part of vmservice;

class RunningIsolate implements ServiceRequestRouter {
  final SendPort sendPort;
  final String name;

  RunningIsolate(this.sendPort, this.name);

  Future sendMessage(List request) {
    final completer = new Completer.sync();
    final receivePort = new ReceivePort();
    sendServiceMessage(sendPort, receivePort, request);
    receivePort.receive((value, ignoreReplyTo) {
      receivePort.close();
      if (value is Exception) {
        completer.completeError(value);
      } else {
        completer.complete(value);
      }
    });
    return completer.future;
  }

  Future route(ServiceRequest request) {
    // Send message to isolate.
    var message = request.toServiceCallMessage();
    return sendMessage(message).then((response) {
      request.setResponse(response);
      return new Future.value(request);
    });
  }
}