ceph/src/jaegertracing/jaeger-client-cpp/src/jaegertracing/metrics/InMemoryStatsReporter.h

   1 /*
   2  * Copyright (c) 2017 Uber Technologies, Inc.
   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 #ifndef JAEGERTRACING_METRICS_INMEMORYSTATSREPORTER_H
  18 #define JAEGERTRACING_METRICS_INMEMORYSTATSREPORTER_H
  19
  20 #include "jaegertracing/metrics/StatsReporter.h"
  21 #include <cstdint>
  22 #include <string>
  23 #include <unordered_map>
  24
  25 namespace jaegertracing {
  26 namespace metrics {
  27
  28 class InMemoryStatsReporter : public StatsReporter {
  29   public:
  30     using ValueMap = std::unordered_map<std::string, int64_t>;
  31
  32     using StatsReporter::incCounter;
  33     using StatsReporter::recordTimer;
  34     using StatsReporter::updateGauge;
  35
  36     virtual ~InMemoryStatsReporter() = default;
  37
  38     void incCounter(const std::string& name,
  39                     int64_t delta,
  40                     const TagMap& tags) override;
  41
  42     void recordTimer(const std::string& name,
  43                      int64_t time,
  44                      const TagMap& tags) override;
  45
  46     void updateGauge(const std::string& name,
  47                      int64_t time,
  48                      const TagMap& tags) override;
  49
  50     void reset();
  51
  52     const ValueMap& counters() const { return _counters; }
  53
  54     const ValueMap& gauges() const { return _gauges; }
  55
  56     const ValueMap& timers() const { return _timers; }
  57
  58   private:
  59     ValueMap _counters;
  60     ValueMap _gauges;
  61     ValueMap _timers;
  62 };
  63
  64 }  // namespace metrics
  65 }  // namespace jaegertracing
  66
  67 #endif  // JAEGERTRACING_METRICS_INMEMORYSTATSREPORTER_H