ArrayScanner.h

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// This file's extension implies that it's C, but it's really -*- C++ -*-.
 
/*
  Copyright (C) 2002-2017 CERN for the benefit of the ATLAS collaboration
*/
 
// $Id: ArrayScanner.h,v 1.1 2009-03-20 20:44:22 ssnyder Exp $
 
 
#ifndef CXXUTILS_ARRAYSCANNER_H
#define CXXUTILS_ARRAYSCANNER_H
 
 
#include <istream>
 
 
namespace CxxUtils {
 

class ArrayScanner
{
public:
  ArrayScanner (std::istream& is);

  bool at_open();

  bool at_close();

  bool at_end();

  template <class T>
  bool at_num (T& elt);
 
 
private:
  bool at_char (char c);

  bool at_num_common();
 

  std::istream& m_is;
};
 
 
template <class T>
bool ArrayScanner::at_num (T& elt)
{
  m_is >> elt;
  return at_num_common();
}
 
 
} // namespace CxxUtils
 
 
// Backwards compatibility.
namespace CaloRec {
 using CxxUtils::ArrayScanner;
}
 
 
#endif // not CXXUTILS_ARRAYSCANNER_H