1 /*
2 * Copyright (c) 2022 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 #include "sys_usage_event_factory.h"
16
17 #include <cinttypes>
18
19 #include "battery_stats_client.h"
20 #include "logger.h"
21 #include "sys_usage_event.h"
22 #include "time_service_client.h"
23 #include "time_util.h"
24 #include "usage_event_common.h"
25
26 namespace OHOS {
27 namespace HiviewDFX {
28 DEFINE_LOG_TAG("HiView-SysUsageEventFactory");
29 namespace {
30 constexpr uint64_t TIME_ERROR = 10;
31 constexpr uint64_t SEC_TO_MILLISEC = 1000;
32 }
33 using namespace SysUsageEventSpace;
34
Create()35 std::unique_ptr<LoggerEvent> SysUsageEventFactory::Create()
36 {
37 std::unique_ptr<LoggerEvent> event =
38 std::make_unique<SysUsageEvent>(EVENT_DOMAIN, EVENT_NAME, HiSysEvent::STATISTIC);
39 event->Update(KEY_OF_START, DEFAULT_UINT64);
40 event->Update(KEY_OF_END, TimeUtil::GetMilliseconds());
41
42 // correct the time error caused by interface call
43 auto monotonicTime = GetMonotonicTime();
44 auto bootTime = GetBootTime();
45 if (bootTime < (monotonicTime + TIME_ERROR)) {
46 bootTime = monotonicTime;
47 }
48
49 event->Update(KEY_OF_POWER, bootTime);
50 event->Update(KEY_OF_RUNNING, monotonicTime);
51 event->Update(KEY_OF_SCREEN, GetScreenTime());
52 return event;
53 }
54
GetBootTime()55 uint64_t SysUsageEventFactory::GetBootTime()
56 {
57 auto powerTime = MiscServices::TimeServiceClient::GetInstance()->GetBootTimeMs();
58 HIVIEW_LOGI("get boot time=%{public}" PRId64, powerTime);
59 if (powerTime < 0) {
60 HIVIEW_LOGE("failed to get boot time");
61 return DEFAULT_UINT64;
62 }
63 return static_cast<uint64_t>(powerTime);
64 }
65
GetMonotonicTime()66 uint64_t SysUsageEventFactory::GetMonotonicTime()
67 {
68 auto runningTime = MiscServices::TimeServiceClient::GetInstance()->GetMonotonicTimeMs();
69 HIVIEW_LOGI("get runningTime=%{public}" PRId64, runningTime);
70 if (runningTime < 0) {
71 HIVIEW_LOGE("failed to get Monotonic time");
72 return DEFAULT_UINT64;
73 }
74 return static_cast<uint64_t>(runningTime);
75 }
76
GetScreenTime()77 uint64_t SysUsageEventFactory::GetScreenTime()
78 {
79 auto screenTime = PowerMgr::BatteryStatsClient::GetInstance().GetTotalTimeSecond(
80 PowerMgr::StatsUtils::STATS_TYPE_SCREEN_ON);
81 HIVIEW_LOGI("get screenTime=%{public}" PRId64, screenTime);
82 return screenTime * SEC_TO_MILLISEC;
83 }
84 } // namespace HiviewDFX
85 } // namespace OHOS
86