Refactor Observatory

runtime/bin/vmservice/client/lib/src/observatory/application.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 observatory;
-
-/// The observatory application. Instances of this are created and owned
-/// by the observatory_application custom element.
-class ObservatoryApplication extends Observable {
-  @observable final LocationManager locationManager;
-  @observable final RequestManager requestManager;
-  @observable final IsolateManager isolateManager;
-
-  void _setup() {
-    locationManager._application = this;
-    requestManager._application = this;
-    isolateManager._application = this;
-    Isolate._application = this;
-    requestManager.interceptor = isolateManager._responseInterceptor;
-    locationManager.init();
-  }
-
-  ObservatoryApplication.devtools() :
-      locationManager = new LocationManager(),
-      requestManager = new PostMessageRequestManager(),
-      isolateManager = new IsolateManager() {
-    _setup();
-  }
-
-  ObservatoryApplication() :
-      locationManager = new LocationManager(),
-      requestManager = new HttpRequestManager(),
-      isolateManager = new IsolateManager() {
-    _setup();
-  }
-
-  /// Return the [Isolate] with [id].
-  Isolate getIsolate(int id) {
-    return isolateManager.isolates[id];
-  }
-
-  /// Return the name of the isolate with [id].
-  String getIsolateName(int id) {
-    var isolate = getIsolate(id);
-    if (isolate == null) {
-      return 'Null Isolate';
-    }
-    return isolate.name;
-  }
-
-  static const int KB = 1024;
-  static const int MB = KB * 1024;
-  static String scaledSizeUnits(int x) {
-    if (x > 2 * MB) {
-      var y = x / MB;
-      return '${y.toStringAsFixed(1)} MB';
-    } else if (x > 2 * KB) {
-      var y = x / KB;
-      return '${y.toStringAsFixed(1)} KB';
-    }
-    var y = x.toDouble();
-    return '${y.toStringAsFixed(1)} B';
-  }
-
-  static String timeUnits(double x) {
-    return x.toStringAsFixed(2);
-  }
-}