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1 // Copyright 2016 The Chromium Authors. All rights reserved. | 1 // Copyright 2016 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef COMPONENTS_ARC_METRICS_ARC_METRICS_SERVICE_H | 5 #ifndef COMPONENTS_ARC_METRICS_ARC_METRICS_SERVICE_H_ |
6 #define COMPONENTS_ARC_METRICS_ARC_METRICS_SERVICE_H | 6 #define COMPONENTS_ARC_METRICS_ARC_METRICS_SERVICE_H_ |
7 | 7 |
8 #include "base/macros.h" | 8 #include "base/macros.h" |
9 #include "base/memory/weak_ptr.h" | 9 #include "base/memory/weak_ptr.h" |
10 #include "base/threading/thread_checker.h" | 10 #include "base/threading/thread_checker.h" |
11 #include "base/timer/timer.h" | 11 #include "base/timer/timer.h" |
12 #include "components/arc/arc_bridge_service.h" | 12 #include "components/arc/arc_bridge_service.h" |
13 #include "components/arc/arc_service.h" | 13 #include "components/arc/arc_service.h" |
14 #include "components/arc/common/arc_bridge.mojom.h" | 14 #include "components/arc/common/arc_bridge.mojom.h" |
| 15 #include "components/arc/instance_holder.h" |
15 #include "components/arc/metrics/oom_kills_monitor.h" | 16 #include "components/arc/metrics/oom_kills_monitor.h" |
16 #include "mojo/public/cpp/bindings/binding.h" | 17 #include "mojo/public/cpp/bindings/binding.h" |
17 | 18 |
18 namespace arc { | 19 namespace arc { |
19 | 20 |
20 // Collects information from other ArcServices and send UMA metrics. | 21 // Collects information from other ArcServices and send UMA metrics. |
21 class ArcMetricsService : public ArcService, | 22 class ArcMetricsService |
22 public ArcBridgeService::Observer, | 23 : public ArcService, |
23 public mojom::MetricsHost { | 24 public InstanceHolder<mojom::MetricsInstance>::Observer, |
| 25 public mojom::MetricsHost { |
24 public: | 26 public: |
25 explicit ArcMetricsService(ArcBridgeService* bridge_service); | 27 explicit ArcMetricsService(ArcBridgeService* bridge_service); |
26 ~ArcMetricsService() override; | 28 ~ArcMetricsService() override; |
27 | 29 |
28 // ArcBridgeService::Observer overrides. | 30 // InstanceHolder<mojom::MetricsInstance>::Observer overrides. |
29 void OnMetricsInstanceReady() override; | 31 void OnInstanceReady() override; |
30 void OnMetricsInstanceClosed() override; | 32 void OnInstanceClosed() override; |
31 void OnProcessInstanceReady() override; | 33 |
32 void OnProcessInstanceClosed() override; | 34 // Implementations for InstanceHolder<mojom::ProcessInstance>::Observer. |
| 35 void OnProcessInstanceReady(); |
| 36 void OnProcessInstanceClosed(); |
33 | 37 |
34 // MetricsHost overrides. | 38 // MetricsHost overrides. |
35 void ReportBootProgress( | 39 void ReportBootProgress( |
36 mojo::Array<arc::mojom::BootProgressEventPtr> events) override; | 40 mojo::Array<arc::mojom::BootProgressEventPtr> events) override; |
37 | 41 |
38 private: | 42 private: |
39 bool CalledOnValidThread(); | 43 bool CalledOnValidThread(); |
40 void RequestProcessList(); | 44 void RequestProcessList(); |
41 void ParseProcessList( | 45 void ParseProcessList( |
42 mojo::Array<arc::mojom::RunningAppProcessInfoPtr> processes); | 46 mojo::Array<arc::mojom::RunningAppProcessInfoPtr> processes); |
43 | 47 |
44 // DBus callbacks. | 48 // DBus callbacks. |
45 void OnArcStartTimeRetrieved(bool success, base::TimeTicks arc_start_time); | 49 void OnArcStartTimeRetrieved(bool success, base::TimeTicks arc_start_time); |
46 | 50 |
47 private: | 51 private: |
| 52 // Adapter to be able to also observe ProcessInstance events. |
| 53 class ProcessObserver |
| 54 : public InstanceHolder<mojom::ProcessInstance>::Observer { |
| 55 public: |
| 56 explicit ProcessObserver(ArcMetricsService* arc_metrics_service); |
| 57 ~ProcessObserver() override; |
| 58 |
| 59 private: |
| 60 // InstanceHolder<mojom::ProcessInstance>::Observer overrides. |
| 61 void OnInstanceReady() override; |
| 62 void OnInstanceClosed() override; |
| 63 |
| 64 ArcMetricsService* arc_metrics_service_; |
| 65 }; |
| 66 |
48 mojo::Binding<mojom::MetricsHost> binding_; | 67 mojo::Binding<mojom::MetricsHost> binding_; |
49 | 68 |
| 69 ProcessObserver process_observer_; |
50 base::ThreadChecker thread_checker_; | 70 base::ThreadChecker thread_checker_; |
51 base::RepeatingTimer timer_; | 71 base::RepeatingTimer timer_; |
52 | 72 |
53 OomKillsMonitor oom_kills_monitor_; | 73 OomKillsMonitor oom_kills_monitor_; |
54 | 74 |
55 base::TimeTicks arc_start_time_; | 75 base::TimeTicks arc_start_time_; |
56 | 76 |
57 // Always keep this the last member of this class to make sure it's the | 77 // Always keep this the last member of this class to make sure it's the |
58 // first thing to be destructed. | 78 // first thing to be destructed. |
59 base::WeakPtrFactory<ArcMetricsService> weak_ptr_factory_; | 79 base::WeakPtrFactory<ArcMetricsService> weak_ptr_factory_; |
60 | 80 |
61 DISALLOW_COPY_AND_ASSIGN(ArcMetricsService); | 81 DISALLOW_COPY_AND_ASSIGN(ArcMetricsService); |
62 }; | 82 }; |
63 | 83 |
64 } // namespace arc | 84 } // namespace arc |
65 | 85 |
66 #endif // COMPONENTS_ARC_METRICS_ARC_METRICS_SERVICE_H | 86 #endif // COMPONENTS_ARC_METRICS_ARC_METRICS_SERVICE_H_ |
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