/home/bes3soft/bes3soft/Boss/7.0.2/dist/7.0.2/Event/eformat/eformat-00-00-04/test/convert_ros.cxx File Reference

#include <fstream>
#include <iostream>
#include <cstdlib>
#include "eformat/old/eformat.h"
#include "eformat/write/eformat.h"
#include "eformat/eformat.h"

Go to the source code of this file.

Functions
int	main (int argc, char **argv)
Variables
const size_t	MAX_ROS_SIZE = 2500000

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Detailed Description

Author:

<a href="mailto:Andre.dos.Anjos@cern.ch>André Rabello dos ANJOS

Author

zhangy

Revision

1.1.1.1

Date

2009/06/19 07:35:41

This source code describes a small test program based on the eformat library. It will read a file containing ROS fragments in v2.4 format and convert the fragment into v3.0. The output is dumped to an output file.

Definition in file convert_ros.cxx.

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Function Documentation

int main	(	int	argc,
		char **	argv
	)

Reads a file and check its validity (for the time being)

Definition at line 32 of file convert_ros.cxx.

References eformat::old::convert(), eformat::BadVersionIssue::current(), HEX, eformat::MAJOR_DEFAULT_VERSION, MAX_ROS_SIZE, eformat::next_fragment(), and ers::Issue::what().

{
  using namespace eformat;
  
  if ( argc != 3 ) {
    std::cerr << "usage: " << argv[0] << " <v2.4 file> <v3.0 file>" 
              << std::endl;
    std::exit(1);
  }

  //open normally a file
  std::fstream in(argv[1], std::ios::in|std::ios::binary);
  if (!in) {
    std::cerr << "File `" << argv[1] << "' does not exist?!" << std::endl;
    std::exit(1);
  }
  //open normally a file
  std::fstream out(argv[2], std::ios::out|std::ios::binary);
  if (!out) {
    std::cerr << "Cannot write to `" << argv[1] << "?!" << std::endl;
    std::exit(1);
  }

  uint32_t* fragment = new uint32_t[MAX_ROS_SIZE];
  uint32_t* nfragment = new uint32_t[MAX_ROS_SIZE];
  
  while (true) {
    
    if (!(next_fragment(in, fragment, MAX_ROS_SIZE*4))) break;
    uint32_t l1id = 0;
    
    old::ROSFragment ros(fragment);

    try {
      ros.check_tree();
    }
    catch (eformat::BadVersionIssue& ex) {
      std::cerr << " !! WARNING: found ROS fragment with format version = " 
                << HEX(ex.current()) << std::endl;
      if (ex.current() != MAJOR_DEFAULT_VERSION) {
        std::cerr << " -> I cannot cope with this format. Skipping..."
                  << std::endl;
        continue;
      }
      else {
        std::cout << " -> ROS fragment will be simply copied..." << std::endl;
      }
    }
    catch (eformat::Issue& ex) {
      std::cerr << "Uncaught eformat issue: " << ex.what() << std::endl;
      std::cerr << " -> Trying to continue..."
                << std::endl;
      continue;
    }
    catch (...) {
      std::cerr << std::endl << "Uncaught unknown exception" << std::endl;
      delete[] fragment;
      delete[] nfragment;
      std::exit(1);
    }
    
    try {
      //if check is ok, print the lvl1 identifier
      std::cout << "ROS #" << ros.lvl1_id() << " [" << HEX(ros.version())
                << "] -> [" << HEX(0x03000000) << "]" << std::endl;
      old::convert(fragment, nfragment, MAX_ROS_SIZE);
      ROSFragment<const uint32_t*> nros(nfragment);
      nros.check_tree();
      l1id = nros.lvl1_id();
    }
    catch (eformat::Issue& ex) {
      std::cerr << "Uncaught eformat issue: " << ex.what() << std::endl;
      std::cerr << " -> Trying to continue..."
                << std::endl;
      continue;
      std::exit(1);
    }
    catch (ers::Issue& ex) {
      std::cerr << "Uncaught ERS issue: " << ex.what() << std::endl;
      delete[] fragment;
      delete[] nfragment;
      std::exit(1);
    }
    catch (std::exception& ex) {
      std::cerr << "Uncaught std exception: " << ex.what() << std::endl;
      delete[] fragment;
      delete[] nfragment;
      std::exit(1);
    }
    catch (...) {
      std::cerr << std::endl << "Uncaught unknown exception" << std::endl;
      delete[] fragment;
      delete[] nfragment;
      std::exit(1);
    }
    out.write(reinterpret_cast<char*>(nfragment),
              sizeof(uint32_t)*nfragment[1]);
    //if check is ok, print the lvl1 identifier
    std::cout << " -> (new) ROS fragment #" << l1id 
              << " converted, checked and saved."
              << std::endl;
  }

  delete[] fragment;
  delete[] nfragment;
  return 0;
}

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Variable Documentation

const size_t MAX_ROS_SIZE = 2500000

The maximum event size, in words

Definition at line 27 of file convert_ros.cxx.

Referenced by main().

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