2 * Copyright (c) 2019 Samsung Electronics Co., Ltd. All Rights Reserved
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
17 #ifndef __EVENT_RECORDER_H__
18 #define __EVENT_RECORDER_H__
31 std::string ph; /* REQUIRED */
32 std::string ts; /* REQUIRED */
35 struct DurationEvent : public Event
40 struct CounterEvent : public Event
42 std::map<std::string, std::string> values;
46 // Record Event as Chrome Trace Event File Format
48 // Refrence: https://docs.google.com/document/d/1CvAClvFfyA5R-PhYUmn5OOQtYMH4h6I0nSsKchNAySU/edit
53 EventRecorder() = default;
56 void emit(const DurationEvent &evt);
57 void emit(const CounterEvent &evt);
60 bool empty() { return _ss.str().empty(); }
61 void writeToFile(std::ostream &os);
65 std::stringstream _ss;
68 #endif // __EVENT_RECORDER_H__