JPrintTreeScanner.cc File Reference

Program to test ordered reading using JSUPPORT::JTreeScanner. More...

#include <string>
#include <iostream>
#include <iomanip>
#include <limits>
#include "JDAQ/JDAQTimesliceIO.hh"
#include "JDAQ/JDAQEvaluator.hh"
#include "JROOT/JROOTClassSelector.hh"
#include "JSupport/JTreeScanner.hh"
#include "JSupport/JSupport.hh"
#include "JSupport/JAutoTreeScanner.hh"
#include "Jeep/JTimer.hh"
#include "Jeep/JParser.hh"
#include "Jeep/JMessage.hh"

Go to the source code of this file.

Functions
int	main (int argc, char **argv)

Detailed Description

Program to test ordered reading using JSUPPORT::JTreeScanner.

Author

mdejong

Definition in file JPrintTreeScanner.cc.

Function Documentation

main()

int main	(	int	argc,
		char **	argv )

Definition at line 26 of file JPrintTreeScanner.cc.

{
  using namespace std;
  using namespace JPP;
  using namespace KM3NETDAQ;
 
  JMultipleFileScanner<> inputFile;
  JROOTClassSelector     selector;
  JLimit                 numberOfEvents;
  int                    debug;
 
  try { 
 
    JParser<> zap("Program to test ordered reading from a ROOT TTree.");
    
    zap['f'] = make_field(inputFile);
    zap['C'] = make_field(selector)       = getROOTClassSelection<JDAQTimesliceTypes_t>();
    zap['n'] = make_field(numberOfEvents) = JLimit();
    zap['d'] = make_field(debug)          = 2;
    
    zap(argc, argv);
  }
  catch(const exception& error) {
    FATAL(error.what() << endl);
  }
 
 
  JTreeScanner<>::debug = debug;
 
  JAutoTreeScanner<JDAQTimeslice, JDAQEvaluator> zmap = JType<JDAQTimesliceTypes_t>();
  
  JTreeScannerInterface<JDAQTimeslice>* ps = zmap[selector];
 
  JTimer timer;
 
  timer.start();
  
  ps->configure(inputFile, numberOfEvents);
  
  timer.stop();
 
  timer.print(cout, milli_t);
 
  while (ps->hasNext()) {
 
    JDAQTimeslice* p = ps->next();
 
    cout << *p << endl;
  }
}