1 /*
2  * Copyright (c) 2023 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 #ifndef INTERFACES_INNER_API_UNIFIED_COLLECTION_UTILITY_CPU_COLLECTOR_H
16 #define INTERFACES_INNER_API_UNIFIED_COLLECTION_UTILITY_CPU_COLLECTOR_H
17 #include <memory>
18 #include <vector>
19 
20 #include "collect_result.h"
21 #include "resource/cpu.h"
22 
23 namespace OHOS {
24 namespace HiviewDFX {
25 namespace UCollectUtil {
26 
27 class ThreadCpuCollector {
28 public:
29     virtual CollectResult<std::vector<ThreadCpuStatInfo>> CollectThreadStatInfos(bool isNeedUpdate = false) = 0;
30     virtual int GetCollectPid() = 0;
31     static std::shared_ptr<ThreadCpuCollector> Create(int32_t pid, bool isSingleton = true);
32 };
33 
34 class CpuCollector {
35 public:
36     CpuCollector() = default;
37     virtual ~CpuCollector() = default;
38 
39 public:
40     virtual CollectResult<SysCpuLoad> CollectSysCpuLoad() = 0;
41     virtual CollectResult<SysCpuUsage> CollectSysCpuUsage(bool isNeedUpdate = false) = 0;
42     virtual CollectResult<double> GetSysCpuUsage() = 0;
43     virtual CollectResult<std::vector<CpuFreq>> CollectCpuFrequency() = 0;
44     virtual CollectResult<ProcessCpuStatInfo> CollectProcessCpuStatInfo(int32_t pid,
45         bool isNeedUpdate = false) = 0;
46     virtual CollectResult<std::vector<ProcessCpuStatInfo>> CollectProcessCpuStatInfos(
47         bool isNeedUpdate = false) = 0;
48     virtual std::shared_ptr<ThreadCpuCollector> CreateThreadCollector(int pid) = 0;
49     static std::shared_ptr<CpuCollector> Create(bool isSingleton = true);
50 }; // CpuCollector
51 } // UCollectUtil
52 } // HiviewDFX
53 } // OHOS
54 #endif // INTERFACES_INNER_API_UNIFIED_COLLECTION_UTILITY_CPU_COLLECTOR_H