1 /*
2  * Copyright (C) 2024 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 OHOS_RINGTONE_TRACER
17 #define OHOS_RINGTONE_TRACER
18 
19 #include "hitrace_meter.h"
20 
21 namespace OHOS {
22 namespace Media {
23 #define COMPILE_HIDDEN __attribute__ ((visibility ("hidden")))
24 class RingtoneTracer final {
25 public:
26     RingtoneTracer() = default;
27 
~RingtoneTracer()28     virtual ~RingtoneTracer()
29     {
30         for (int32_t i = 0; i < count_; i++) {
31             FinishTrace(HITRACE_TAG_FILEMANAGEMENT);
32         }
33 
34         count_ = 0;
35     }
36 
Start(const std::string & label)37     void Start(const std::string &label)
38     {
39         StartTrace(HITRACE_TAG_FILEMANAGEMENT, label);
40         count_++;
41     }
42 
Finish()43     void Finish()
44     {
45         FinishTrace(HITRACE_TAG_FILEMANAGEMENT);
46         count_--;
47     }
48 
49 private:
50     COMPILE_HIDDEN int32_t count_ = 0;
51 };
52 } // namespace Media
53 } // namespace OHOS
54 #endif // OHOS_RINGTONE_TRACER
55