text: /******************************************************************************
   * Copyright 2017 The Apollo Authors. All Rights Reserved.
   *
   * Licensed under the Apache License, Version 2.0 (the "License");
   * you may not use this file except in compliance with the License.
   * You may obtain a copy of the License at
   *
   * http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   *****************************************************************************/
  #ifndef MODULES_MONITOR_SOFTWARE_SUMMARY_MONITOR_H_
  #define MODULES_MONITOR_SOFTWARE_SUMMARY_MONITOR_H_
  
  #include <string>
  
  #include "modules/common/adapters/adapter.h"
  #include "modules/monitor/common/recurrent_runner.h"
  #include "modules/monitor/proto/monitor_conf.pb.h"
  
  namespace apollo {
  namespace monitor {
  
  // SummaryCleaner runs at the beginning of every round. So we can get refreshed
  // result.
  class SummaryCleaner : public RecurrentRunner {
   public:
    SummaryCleaner();
    void RunOnce(const double current_time) override;
  };
  
  // A monitor which summarize other monitors' result and publish the whole status
  // if it has changed.
  class SummaryMonitor : public RecurrentRunner {
   public:
    SummaryMonitor();
    void RunOnce(const double current_time) override;
  
   private:
    static void SummarizeModules();
    static void SummarizeHardware();
  
    size_t system_status_fp_ = 0;
    double last_broadcast_ = 0;
  };
  
  }  // namespace monitor
  }  // namespace apollo
  
  #endif  // MODULES_MONITOR_SOFTWARE_SUMMARY_MONITOR_H_
  