SIOVElectronicsCalibProvider.h

Go to the documentation of this file.

#ifndef SIOVELECTRONICSCALIBPROVIDER_H
#define SIOVELECTRONICSCALIBPROVIDER_H

#include "larevt/CalibrationDBI/IOVData/ElectronicsCalib.h"
#include "larevt/CalibrationDBI/IOVData/Snapshot.h"
#include "larevt/CalibrationDBI/IOVData/IOVDataConstants.h"
#include "larevt/CalibrationDBI/Interface/ElectronicsCalibProvider.h"
#include "DatabaseRetrievalAlg.h"

namespace lariov {

  class SIOVElectronicsCalibProvider : public DatabaseRetrievalAlg, public ElectronicsCalibProvider {
  
    public:
    
      SIOVElectronicsCalibProvider(fhicl::ParameterSet const& p);
      
      void Reconfigure(fhicl::ParameterSet const& p) override;
      
      void UpdateTimeStamp(DBTimeStamp_t ts);

      bool Update(DBTimeStamp_t ts);
      
      const ElectronicsCalib& ElectronicsCalibObject(DBChannelID_t ch) const;      
      float Gain(DBChannelID_t ch) const override;
      float GainErr(DBChannelID_t ch) const override;
      float ShapingTime(DBChannelID_t ch) const override;
      float ShapingTimeErr(DBChannelID_t ch) const override;
      CalibrationExtraInfo const& ExtraInfo(DBChannelID_t ch) const override;
      
    private:
    

      bool DBUpdate() const;                    // Uses current event time.
      bool DBUpdate(DBTimeStamp_t ts) const;

      // Time stamps.

      DBTimeStamp_t fEventTimeStamp;            // Most recently seen time stamp.
      mutable DBTimeStamp_t fCurrentTimeStamp;  // Time stamp of cached data.

      DataSource::ds fDataSource;
          
      mutable Snapshot<ElectronicsCalib> fData;
  };
}//end namespace lariov

#endif