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Functions
JMultiHead.cc File Reference

Example program to add MultiHead. More...

#include <string>
#include <iostream>
#include <iomanip>
#include <cmath>
#include "TROOT.h"
#include "TFile.h"
#include "km3net-dataformat/offline/Head.hh"
#include "km3net-dataformat/offline/MultiHead.hh"
#include "km3net-dataformat/offline/Evt.hh"
#include "JSupport/JMultipleFileScanner.hh"
#include "JSupport/JFileRecorder.hh"
#include "JSupport/JMonteCarloFileSupportkit.hh"
#include "JSupport/JSupport.hh"
#include "JSupport/JMeta.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

Example program to add MultiHead.

Author
mdejong

Definition in file JMultiHead.cc.

Function Documentation

◆ main()

int main ( int  argc,
char **  argv 
)

Definition at line 30 of file JMultiHead.cc.

31 {
32  using namespace std;
33  using namespace JPP;
34 
35  JMultipleFileScanner<Evt> inputFile;
37  JLimit_t& numberOfEvents = inputFile.getLimit();
38  int debug;
39 
40  try {
41 
42  JParser<> zap("Example program to add MultiHead.");
43 
44  zap['f'] = make_field(inputFile);
45  zap['n'] = make_field(numberOfEvents) = JLimit::max();
46  zap['o'] = make_field(outputFile);
47  zap['d'] = make_field(debug) = 2;
48 
49  zap(argc, argv);
50  }
51  catch(const exception& error) {
52  FATAL(error.what() << endl);
53  }
54 
55 
56  outputFile.open();
57 
58  outputFile.put(JMeta(argc, argv));
59 
60  Head header;
61 
62  try {
63 
64  header = getHeader(inputFile);
65 
66  MultiHead buffer;
67 
68  buffer.push_back(header);
69 
70  outputFile.put(header);
71  outputFile.put(buffer);
72 
73  } catch(const exception& error) {
74  FATAL("Missing header." << endl);
75  }
76 
77  while (inputFile.hasNext()) {
78 
79  STATUS("event: " << setw(10) << inputFile.getCounter() << '\r'); DEBUG(endl);
80 
81  const Evt* evt = inputFile.next();
82 
83  outputFile.put(*evt);
84  }
85  STATUS(endl);
86 
87  outputFile.close();
88 }
string outputFile
#define DEBUG(A)
Message macros.
Definition: JMessage.hh:62
#define STATUS(A)
Definition: JMessage.hh:63
#define FATAL(A)
Definition: JMessage.hh:67
int debug
debug level
Definition: JSirene.cc:69
#define make_field(A,...)
macro to convert parameter to JParserTemplateElement object
Definition: JParser.hh:2158
Utility class to parse command line options.
Definition: JParser.hh:1714
Object writing to file.
virtual bool hasNext() override
Check availability of next element.
counter_type getCounter() const
Get counter.
virtual const pointer_type & next() override
Get next element.
This name space includes all other name spaces (except KM3NETDAQ, KM3NET and ANTARES).
Head getHeader(const JMultipleFileScanner_t &file_list)
Get Monte Carlo header.
Definition: JSTDTypes.hh:14
The Evt class respresent a Monte Carlo (MC) event as well as an offline event.
Definition: Evt.hh:21
The Head class reflects the header of Monte-Carlo event files, which consists of keys (also referred ...
Definition: Head.hh:65
Auxiliary class for defining the range of iterations of objects.
Definition: JLimit.hh:45
Auxiliary class for ROOT I/O of application specific meta data.
Definition: JMeta.hh:72