JSampler.cc

Go to the documentation of this file.

#include <string>
#include <iostream>
#include <iomanip>

#include "JDAQ/JDAQSummarysliceIO.hh"

#include "JSupport/JMultipleFileSampler.hh"
#include "JSupport/JRandomSampler.hh"
#include "JSupport/JSupport.hh"

#include "Jeep/JParser.hh"
#include "Jeep/JMessage.hh"


/**
 * \file
 *
 * Program to test sampling of summary data using the JSUPPORT::JMultipleFileSampler class.
 * \author mdejong
 */
int main(int argc, char **argv)
{
  using namespace std;
  using namespace JPP;
  using namespace KM3NETDAQ;

  JMultipleFileSampler<JDAQSummaryslice, JRandomSampler> inputFile;
  JLimit_t  numberOfEvents;
  UInt_t    seed;
  int       debug;

  try { 

    JParser<> zap("Program to test sampling of summary data.");
    
    zap['f'] = getOption(inputFile.get<JMultipleFileScanner<>,true>(), "inputFile");
    zap['R'] = getOption(inputFile.getSampler(), "sampler") = JPARSER::initialised();
    zap['n'] = make_field(numberOfEvents);
    zap['S'] = make_field(seed)                = 0;
    zap['d'] = make_field(debug)               = 1;
    
    zap(argc, argv);
  }
  catch(const exception& error) {
    FATAL(error.what() << endl);
  }

  gRandom->SetSeed(seed);

  for (counter_type i = 0; i != numberOfEvents && inputFile.hasNext(); ++i) {

    cout << "event: " << setw(8) << i << flush;

    JDAQSummaryslice* summary = inputFile.next();

    cout << "  index " << setw(8) << summary->getFrameIndex() << endl;
  }
}