check.cxx

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//Dear emacs, this is -*- c++ -*-
 
/**
 * @file test/check.cxx
 * @author <a href="mailto:[email protected]>Andr� Rabello dos
 * ANJOS</a>
 * $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 complete events and check the
 * format correctness.
 */
 
#include <fstream>
#include <iostream>
#include <cstdlib>
 
#include "eformat/eformat.h"
 
/**
 * The maximum event size, in words
 */
const size_t MAX_EVENT_SIZE = 2500000;
 
/**
 * Reads a file and check its validity (for the time being)
 */
int main (int argc, char** argv)
{
  using namespace eformat;
  
  if ( argc != 2 ) {
    std::cerr << "usage: " << argv[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);
  }
  uint32_t* event = new uint32_t[MAX_EVENT_SIZE];
  uint32_t sevent = 0;
  while(in.good() && !in.eof() && sevent != 0xaa1234aa) {
      in.read((char*)&sevent, 4);
  }
  if (sevent == 0xaa1234aa) in.seekg(in.tellg()-(std::streampos)4);
  else exit(1);
  //for (int i = 0; i < 100; i++) {
  //        in.read((char*)&sevent, 4);
  //        std::cout << std::hex << sevent << std::endl;
  //}
  
  while (true) {
    
    if (!(next_fragment(in, event, MAX_EVENT_SIZE*4))) break;
    
    try {
      FullEventFragment<const uint32_t*> fe(event);
      fe.check_tree();
      //if check is ok, print the lvl1 identifier
      std::cout << "Event " << fe.lvl1_id() << " is Ok." << std::endl;
    }
    catch (eformat::Issue& ex) {
      std::cerr << std::endl
        << "Uncaught eformat issue: " << ex.what() << std::endl;
      std::cout << "Trying to continue..." << std::endl;
      continue;
    }
    catch (ers::Issue& ex) {
      std::cerr << std::endl
        << "Uncaught ERS issue: " << ex.what() << std::endl;
      delete[] event;
      std::exit(1);
    }
    catch (std::exception& ex) {
      std::cerr << std::endl
        << "Uncaught std exception: " << ex.what() << std::endl;
      delete[] event;
      std::exit(1);
    }
    catch (...) {
      std::cerr << std::endl << "Uncaught unknown exception" << std::endl;
      delete[] event;
      std::exit(1);
    }
 
  }
 
  delete[] event;
  return 0;
}