G4AccumulableManager.hh

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// The common implementation of analysis manager classes.
 
// Author: Ivana Hrivnacova, 07/09/2015  ([email protected])
 
#ifndef G4AccumulableManager_h
#define G4AccumulableManager_h 1
 
#include "G4Accumulable.hh"
#include "globals.hh"
 
#include <map>
#include <vector>
 
class G4AnalysisManagerState;
class G4VAccumulable;
 
class G4AccumulableManager
{
  public:
    virtual ~G4AccumulableManager();
     
    // static methods
    static G4AccumulableManager* Instance();
   
    // Methods
 
    // Create accumulables
    //
    template <typename T>
    G4Accumulable<T>* 
    CreateAccumulable(const G4String& name, T value, 
                      G4MergeMode mergeMode = G4MergeMode::kAddition);
 
    template <typename T> 
    G4Accumulable<T>* 
    CreateAccumulable(T value, 
                      G4MergeMode mergeMode = G4MergeMode::kAddition);
 
    // Register existing accumulables
    // 
    // templated accumulable
    template <typename T> 
    G4bool RegisterAccumulable(G4Accumulable<T>& accumulable);
    // user defined accumulable
    G4bool RegisterAccumulable(G4VAccumulable* accumulable);
 
    // Access registered accumulables
    // 
    // Via name
    // templated accumulable
    template <typename T> 
    G4Accumulable<T>*  GetAccumulable(const G4String& name, G4bool warn = true) const;
    // user defined accumulable
    G4VAccumulable*  GetAccumulable(const G4String& name, G4bool warn = true) const;
 
    // Via id (in the order of registering)
    //  templated accumulable
    template <typename T> 
    G4Accumulable<T>*  GetAccumulable(G4int id, G4bool warn = true) const;
    // user defined accumulable
    G4VAccumulable*  GetAccumulable(G4int id, G4bool warn = true) const;
    G4int GetNofAccumulables() const;
 
    // Via vector iterators
    std::vector<G4VAccumulable*>::iterator Begin();
    std::vector<G4VAccumulable*>::iterator End();
    std::vector<G4VAccumulable*>::const_iterator BeginConst() const;
    std::vector<G4VAccumulable*>::const_iterator EndConst() const;
 
    // Methods applied to all accumulables
    void Merge();
    void Reset();
 
  private:
    // hide ctor requiring master/worker specification
    G4AccumulableManager(G4bool isMaster);
 
    // metods
    // Generate generic accumulable name: accumulableN, where N is the actual number of accumulables
    G4String GenerateName() const;
    // Check if a name is already used in a map and print a warning 
    G4bool CheckName(const G4String& name, const G4String& where) const;
 
    template <typename T> 
    G4Accumulable<T>*  GetAccumulable(G4VAccumulable* accumulable, G4bool warn) const;
 
    // constants
    const G4String kBaseName = "accumulable";
 
    // static data members
    static G4AccumulableManager* fgMasterInstance;
    static G4ThreadLocal G4AccumulableManager* fgInstance;    
 
    // data members
    std::vector<G4VAccumulable*>        fVector;
    std::map<G4String, G4VAccumulable*> fMap;
    std::vector<G4VAccumulable*>        fAccumulablesToDelete;
 };
 
#include "G4AccumulableManager.icc"
 
#endif