1 /*
2  * Copyright (C) 2017 The Android Open Source Project
3  *
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
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
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.
15  */
16 
17 #include "metricslogger/metrics_logger.h"
18 
19 #include <cstdlib>
20 
21 #include <log/log_event_list.h>
22 
23 namespace android {
24 namespace metricslogger {
25 
26 // Mirror com.android.internal.logging.MetricsLogger#histogram().
LogHistogram(const std::string & event,int32_t data)27 void LogHistogram(const std::string& event, int32_t data) {
28   android_log_event_list log(HISTOGRAM_LOG_TAG);
29   log << LOGBUILDER_CATEGORY << LOGBUILDER_HISTOGRAM
30       << LOGBUILDER_NAME << event
31       << LOGBUILDER_BUCKET << data
32       << LOGBUILDER_VALUE << 1
33       << LOG_ID_EVENTS;
34 }
35 
36 }  // namespace metricslogger
37 }  // namespace android
38