1 /*
2  * Copyright (c) 2021 Huawei Device Co., Ltd.
3  * Licensed under the Apache License, Version 2.0 (the "License");
4  * you may not use this file except in compliance with the License.
5  * You may obtain a copy of the License at
6  *
7  *     http://www.apache.org/licenses/LICENSE-2.0
8  *
9  * Unless required by applicable law or agreed to in writing, software
10  * distributed under the License is distributed on an "AS IS" BASIS,
11  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12  * See the License for the specific language governing permissions and
13  * limitations under the License.
14  */
15 
16 #ifndef SENSORS_DATA_PROCESSER_H
17 #define SENSORS_DATA_PROCESSER_H
18 
19 #include <unordered_map>
20 #include <vector>
21 
22 #include "refbase.h"
23 
24 #include "nocopyable.h"
25 
26 #include "client_info.h"
27 #include "fifo_cache_data.h"
28 #include "flush_info_record.h"
29 #include "report_data_callback.h"
30 #include "sensor.h"
31 #include "sensor_hdi_connection.h"
32 #include "sensor_data_event.h"
33 
34 namespace OHOS {
35 namespace Sensors {
36 class SensorDataProcesser : public RefBase {
37 public:
38     explicit SensorDataProcesser(const std::unordered_map<int32_t, Sensor> &sensorMap);
39     virtual ~SensorDataProcesser();
40     int32_t ProcessEvents(sptr<ReportDataCallback> dataCallback);
41     int32_t SendEvents(sptr<SensorBasicDataChannel> &channel, SensorData &data);
42     static int DataThread(sptr<SensorDataProcesser> dataProcesser, sptr<ReportDataCallback> dataCallback);
43     int32_t CacheSensorEvent(const SensorData &data, sptr<SensorBasicDataChannel> &channel);
44 
45 private:
46     DISALLOW_COPY_AND_MOVE(SensorDataProcesser);
47     void ReportData(sptr<SensorBasicDataChannel> &channel, SensorData &data);
48     bool ReportNotContinuousData(std::unordered_map<int32_t, SensorData> &cacheBuf,
49                                  sptr<SensorBasicDataChannel> &channel, SensorData &data);
50     void SendNoneFifoCacheData(std::unordered_map<int32_t, SensorData> &cacheBuf,
51                                sptr<SensorBasicDataChannel> &channel, SensorData &data, uint64_t periodCount);
52     void SendFifoCacheData(std::unordered_map<int32_t, SensorData> &cacheBuf,
53                            sptr<SensorBasicDataChannel> &channel, SensorData &data, uint64_t periodCount,
54                            uint64_t fifoCount);
55     void SendRawData(std::unordered_map<int32_t, SensorData> &cacheBuf, sptr<SensorBasicDataChannel> channel,
56                      std::vector<SensorData> events);
57     void EventFilter(CircularEventBuf &eventsBuf);
58     ClientInfo &clientInfo_ = ClientInfo::GetInstance();
59     FlushInfoRecord &flushInfo_ = FlushInfoRecord::GetInstance();
60     std::mutex dataCountMutex_;
61     std::unordered_map<int32_t, std::vector<sptr<FifoCacheData>>> dataCountMap_;
62     std::mutex sensorMutex_;
63     std::unordered_map<int32_t, Sensor> sensorMap_;
64 };
65 } // namespace Sensors
66 } // namespace OHOS
67 #endif // endif SENSORS_DATA_PROCESSER_H
68