| // Copyright 2016 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef COMPONENTS_ARC_METRICS_ARC_METRICS_SERVICE_H_ |
| #define COMPONENTS_ARC_METRICS_ARC_METRICS_SERVICE_H_ |
| |
| #include <vector> |
| |
| #include "base/macros.h" |
| #include "base/memory/weak_ptr.h" |
| #include "base/threading/thread_checker.h" |
| #include "base/timer/timer.h" |
| #include "components/arc/arc_service.h" |
| #include "components/arc/common/metrics.mojom.h" |
| #include "components/arc/common/process.mojom.h" |
| #include "components/arc/instance_holder.h" |
| #include "mojo/public/cpp/bindings/binding.h" |
| |
| namespace arc { |
| |
| class ArcBridgeService; |
| |
| // Collects information from other ArcServices and send UMA metrics. |
| class ArcMetricsService |
| : public ArcService, |
| public InstanceHolder<mojom::MetricsInstance>::Observer, |
| public mojom::MetricsHost { |
| public: |
| explicit ArcMetricsService(ArcBridgeService* bridge_service); |
| ~ArcMetricsService() override; |
| |
| // InstanceHolder<mojom::MetricsInstance>::Observer overrides. |
| void OnInstanceReady() override; |
| void OnInstanceClosed() override; |
| |
| // Implementations for InstanceHolder<mojom::ProcessInstance>::Observer. |
| void OnProcessInstanceReady(); |
| void OnProcessInstanceClosed(); |
| |
| // MetricsHost overrides. |
| void ReportBootProgress(std::vector<mojom::BootProgressEventPtr> events, |
| mojom::BootType boot_type) override; |
| |
| private: |
| // Adapter to be able to also observe ProcessInstance events. |
| class ProcessObserver |
| : public InstanceHolder<mojom::ProcessInstance>::Observer { |
| public: |
| explicit ProcessObserver(ArcMetricsService* arc_metrics_service); |
| ~ProcessObserver() override; |
| |
| private: |
| // InstanceHolder<mojom::ProcessInstance>::Observer overrides. |
| void OnInstanceReady() override; |
| void OnInstanceClosed() override; |
| |
| ArcMetricsService* arc_metrics_service_; |
| |
| DISALLOW_COPY_AND_ASSIGN(ProcessObserver); |
| }; |
| |
| void RequestProcessList(); |
| void ParseProcessList(std::vector<mojom::RunningAppProcessInfoPtr> processes); |
| |
| // DBus callbacks. |
| void OnArcStartTimeRetrieved(bool success, base::TimeTicks arc_start_time); |
| |
| THREAD_CHECKER(thread_checker_); |
| |
| mojo::Binding<mojom::MetricsHost> binding_; |
| |
| ProcessObserver process_observer_; |
| base::RepeatingTimer timer_; |
| |
| base::TimeTicks arc_start_time_; |
| |
| // Always keep this the last member of this class to make sure it's the |
| // first thing to be destructed. |
| base::WeakPtrFactory<ArcMetricsService> weak_ptr_factory_; |
| |
| DISALLOW_COPY_AND_ASSIGN(ArcMetricsService); |
| }; |
| |
| } // namespace arc |
| |
| #endif // COMPONENTS_ARC_METRICS_ARC_METRICS_SERVICE_H_ |