Refactor Observatory

runtime/bin/vmservice/client/lib/src/observatory/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 observatory;
-
-
-/// State for a running isolate.
-class Isolate extends Observable {
-  static ObservatoryApplication _application;
-
-  @observable Profile profile;
-  @observable final Map<String, Script> scripts =
-      toObservable(new Map<String, Script>());
-  @observable final List<Code> codes = new List<Code>();
-  @observable String id;
-  @observable String name;
-  @observable String vmName;
-  @observable Map entry;
-  @observable String rootLib;
-  @observable final Map<String, double> timers =
-      toObservable(new Map<String, double>());
-
-  @observable int newHeapUsed = 0;
-  @observable int oldHeapUsed = 0;
-
-  @observable Map topFrame = null;
-  @observable String fileAndLine = null;
-  
-  Isolate.fromId(this.id) : name = 'isolate' {}
-  
-  Isolate.fromMap(Map map)
-      : id = map['id'], name = map['name'] {
-  }
-
-  Future refresh() {
-     var request = '/$id/';
-     return _application.requestManager.requestMap(request).then((map) {
-         update(map);
-       }).catchError((e, trace) {
-           Logger.root.severe('Error while updating isolate summary: $e\n$trace');
-       });
-  }
-
-  void update(Map map) {
-    if (map['type'] != 'Isolate') {
-      Logger.root.severe('Unexpected message type in Isolate.update: ${map["type"]}');
-      return;
-    }
-    if (map['rootLib'] == null ||
-        map['timers'] == null ||
-        map['heap'] == null) {
-      Logger.root.severe("Malformed 'Isolate' response: $map");
-      return;
-    }
-    rootLib = map['rootLib']['id'];
-    vmName = map['name'];
-    if (map['entry'] != null) {
-      entry = map['entry'];
-      name = entry['name'];
-    } else {
-      // fred
-      name = 'root isolate';
-    }
-    if (map['topFrame'] != null) {
-      topFrame = map['topFrame'];
-    }
-
-    var timerMap = {};
-    map['timers'].forEach((timer) {
-        timerMap[timer['name']] = timer['time'];
-      });
-    timers['total'] = timerMap['time_total_runtime'];
-    timers['compile'] = timerMap['time_compilation'];
-    timers['gc'] = 0.0;  // TODO(turnidge): Export this from VM.
-    timers['init'] = (timerMap['time_script_loading'] +
-                      timerMap['time_creating_snapshot'] +
-                      timerMap['time_isolate_initialization'] +
-                      timerMap['time_bootstrap']);
-    timers['dart'] = timerMap['time_dart_execution'];
-
-    newHeapUsed = map['heap']['usedNew'];
-    oldHeapUsed = map['heap']['usedOld'];
-  }
-
-  String toString() => '$id';
-
-  Code findCodeByAddress(int address) {
-    for (var i = 0; i < codes.length; i++) {
-      if (codes[i].contains(address)) {
-        return codes[i];
-      }
-    }
-    return null;
-  }
-
-  Code findCodeByName(String name) {
-    for (var i = 0; i < codes.length; i++) {
-      if (codes[i].name == name) {
-        return codes[i];
-      }
-    }
-    return null;
-  }
-
-  void resetCodeTicks() {
-    Logger.root.info('Reset all code ticks.');
-    for (var i = 0; i < codes.length; i++) {
-      codes[i].resetTicks();
-    }
-  }
-
-  void updateCoverage(List coverages) {
-    for (var coverage in coverages) {
-      var id = coverage['script']['id'];
-      var script = scripts[id];
-      if (script == null) {
-        script = new Script.fromMap(coverage['script']);
-        scripts[id] = script;
-      }
-      assert(script != null);
-      script._processCoverageHits(coverage['hits']);
-    }
-  }
-}