Variable.h

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#ifndef PhysicsTools_MVAComputer_Variable_h
#define PhysicsTools_MVAComputer_Variable_h
// -*- C++ -*-
//
// Package:     MVAComputer
// Class  :     Variable
//
 
//
// Author:  Christophe Saout <christophe.saout@cern.ch>
// Created:     Sat Apr 24 15:18 CEST 2007
//
 
#include <vector>
#include <string>
 
#include "PhysicsTools/MVAComputer/interface/AtomicId.h"
 
namespace PhysicsTools {
 
  class Variable {
  public:
    enum Flags { FLAG_NONE = 0, FLAG_OPTIONAL = 1 << 0, FLAG_MULTIPLE = 1 << 1, FLAG_ALL = (1 << 2) - 1 };
 
    class Value {
    public:
      inline Value() {}
      inline Value(const Value &orig) : name(orig.name), value(orig.value) {}
      inline Value(AtomicId name, double value) : name(name), value(value) {}
 
      inline Value &operator=(const Value &orig) {
        name = orig.name;
        value = orig.value;
        return *this;
      }
 
      inline void setName(AtomicId name) { this->name = name; }
      inline void setValue(double value) { this->value = value; }
 
      inline AtomicId getName() const { return name; }
      inline double getValue() const { return value; }
 
    private:
      AtomicId name;
      double value;
    };
 
    class ValueList {
    public:
      typedef std::vector<Value> _Data;
      typedef _Data::value_type value_type;
      typedef _Data::pointer pointer;
      typedef _Data::const_pointer const_pointer;
      typedef _Data::reference reference;
      typedef _Data::const_reference const_reference;
      typedef _Data::iterator iterator;
      typedef _Data::const_iterator const_iterator;
      typedef _Data::size_type size_type;
      typedef _Data::difference_type difference_type;
      typedef _Data::allocator_type allocator_type;
 
      inline ValueList() {}
      inline ValueList(const ValueList &orig) : data_(orig.data_) {}
      inline ValueList(const _Data &orig) : data_(orig) {}
      inline ~ValueList() {}
 
      inline ValueList &operator=(const ValueList &orig) {
        data_ = orig.data_;
        return *this;
      }
 
      inline void clear() { data_.clear(); }
 
      inline void add(AtomicId id, double value) { data_.push_back(Value(id, value)); }
 
      inline void add(const Value &value) { data_.push_back(value); }
 
      inline size_type size() const { return data_.size(); }
      bool empty() const { return data_.empty(); }
 
      inline const_iterator begin() const { return data_.begin(); }
      iterator begin() { return data_.begin(); }
 
      inline const_iterator end() const { return data_.end(); }
      iterator end() { return data_.end(); }
 
      inline const _Data &values() const { return data_; }
      _Data &values() { return data_; }
 
      inline const_reference front() const { return *data_.begin(); }
      reference front() { return *data_.begin(); }
 
      inline const_reference back() const { return *data_.rbegin(); }
      reference back() { return *data_.rbegin(); }
 
      inline const_pointer data() const { return &front(); }
      pointer data() { return &front(); }
 
    private:
      std::vector<Value> data_;
    };
 
    inline Variable() {}
    inline Variable(const Variable &orig) : name(orig.name), flags(orig.flags) {}
    inline Variable(AtomicId name, Flags flags = FLAG_NONE) : name(name), flags(flags) {}
 
    const AtomicId getName() const { return name; }
    Flags getFlags() const { return flags; }
 
    bool isOptional() const { return flags & FLAG_OPTIONAL; }
    bool isMultiple() const { return flags & FLAG_MULTIPLE; }
 
  private:
    AtomicId name;
    Flags flags;
  };
 
}  // namespace PhysicsTools
 
#endif  // PhysicsTools_MVAComputer_Variable_h