G4tgrFileIn.hh

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// G4tgrFileIn
//
// Class description:
//
// Singleton for importing file descriptions.
 
// Author: P.Arce, CIEMAT (November 2007)
// --------------------------------------------------------------------
#ifndef G4tgrFileIn_hh
#define G4tgrFileIn_hh 1
 
#include <vector>
 
#include "globals.hh"
 
class G4tgrFileIn
{
  public:
 
    G4tgrFileIn();
    ~G4tgrFileIn();
 
    static G4tgrFileIn& GetInstance(const G4String& name);
      // Get the only instance opening the file
 
    static G4tgrFileIn& GetInstanceOpened(const G4String& name);
      // Get the only instance when file should be already opened
 
    G4int GetWordsInLine(std::vector<G4String>& wl);
      // Read a line and transform it to a vector of words
 
    void ErrorInLine();
      // Print out an error message indicating the line being read
 
    // Access data members
 
    G4int Nline() { return theLineNo[theCurrentFile]; }
 
    const G4String& GetName() { return theName; }
 
    void OpenNewFile(const char* filename);
    G4bool EndOfFile();
    void Close();
    void DumpException(const G4String& sent);
 
  private:
 
    G4tgrFileIn(const G4String& name) : theName(name) {}
 
  private:
 
    std::vector<std::ifstream*> theFiles;
 
    std::vector<G4int> theLineNo;
      // Number of line being read
 
    std::vector<G4String> theNames;
 
    G4int theCurrentFile = -1;
      // Index of file being read in theFiles
 
    static G4ThreadLocal std::vector<G4tgrFileIn*>* theInstances;
      // Vector of class instances (each one identified by its name)
 
    G4String theName = "";
      // Name of file
};
 
#endif