| /* |
| * Copyright (C) 2016 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| #ifndef CAR_VEHICLE_MONITOR_SERVICE_H_ |
| #define CAR_VEHICLE_MONITOR_SERVICE_H_ |
| |
| #include <mutex> |
| #include <inttypes.h> |
| #include <cutils/compiler.h> |
| |
| #include <binder/BinderService.h> |
| #include <binder/IBinder.h> |
| #include <utils/String8.h> |
| |
| #include <ProcessMonitor.h> |
| #include <IVehicleMonitor.h> |
| #include <IVehicleMonitorListener.h> |
| #include <HandlerThread.h> |
| |
| namespace android { |
| // ---------------------------------------------------------------------------- |
| |
| class VehicleMonitorService; |
| |
| /** |
| * MessageHandler to handle periodic data processing. |
| * Init / release is handled in the handler thread to allow upper layer to |
| * allocate resource for the thread. |
| */ |
| class VehicleMonitorMessageHandler : public MessageHandler { |
| enum { |
| COLLECT_DATA = 0, |
| }; |
| |
| public: |
| // not passing VMS as sp as this is held by VMS always. |
| VehicleMonitorMessageHandler( |
| const sp<Looper>& mLooper, VehicleMonitorService& service); |
| virtual ~VehicleMonitorMessageHandler(); |
| |
| void dump(String8& msg); |
| |
| private: |
| void handleMessage(const Message& message); |
| void doHandleCollectData(); |
| |
| private: |
| mutable std::mutex mLock; |
| const sp<Looper> mLooper; |
| ProcessMonitor mProcessMonitor; |
| VehicleMonitorService& mService; |
| int64_t mLastDispatchTime; |
| }; |
| |
| // ---------------------------------------------------------------------------- |
| class VehicleMonitorService : |
| public BinderService<VehicleMonitorService>, |
| public BnVehicleMonitor, |
| public IBinder::DeathRecipient { |
| public: |
| static const char* getServiceName() ANDROID_API { |
| return IVehicleMonitor::SERVICE_NAME; |
| }; |
| |
| VehicleMonitorService(); |
| ~VehicleMonitorService(); |
| virtual status_t dump(int fd, const Vector<String16>& args); |
| void release(); |
| virtual void binderDied(const wp<IBinder>& who); |
| virtual status_t setAppPriority( |
| uint32_t pid, uint32_t uid, vehicle_app_priority priority); |
| virtual status_t setMonitorListener( |
| const sp<IVehicleMonitorListener> &listener); |
| |
| private: |
| // RefBase |
| virtual void onFirstRef(); |
| private: |
| static VehicleMonitorService* sInstance; |
| sp<HandlerThread> mHandlerThread; |
| sp<VehicleMonitorMessageHandler> mHandler; |
| mutable std::mutex mLock; |
| }; |
| |
| } |
| |
| #endif /* CAR_VEHICLE_MONITOR_SERVICE_H_ */ |