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//
// $Id: G4VExceptionHandler.hh,v 1.2 2006/06/29 19:03:33 gunter Exp $
// GEANT4 tag $Name: geant4-09-03 $
//
// 
// ------------------------------------------------------------
//      GEANT 4 class header file 
//
//
//      ---------------- G4VExceptionHandler ----------------
//
// Authors: M.Asai - August 2002
//
// ------------------------------------------------------------
//
// Class description:
//
// Abstract base class which need to be notified when G4Exception occurs.
// The concrete class object derived from this base class will be automatically 
// registered to G4StateManager and the virtual method Notify() will be invoked 
// when G4Exception occurs.

// ------------------------------------------------------------

#ifndef G4VExceptionHandler_h
#define G4VExceptionHandler_h 1

#include "globals.hh"
#include "G4ExceptionSeverity.hh"

class G4VExceptionHandler
{

public:

  G4VExceptionHandler();
  virtual ~G4VExceptionHandler();
  G4int operator==(const G4VExceptionHandler &right) const;
  G4int operator!=(const G4VExceptionHandler &right) const;

public: // with description

  virtual G4bool Notify(const char* originOfException,
                        const char* exceptionCode,
                        G4ExceptionSeverity severity,
                        const char* description) = 0;
    // Pure virtual method which will be invoked by G4StateManager when
    // G4Exception occurs.
    // If TRUE returned, core dump will be generated, while FALSE returned,
    // program execution continues.

private:

  G4VExceptionHandler(const G4VExceptionHandler &right);
  G4VExceptionHandler& operator=(const G4VExceptionHandler &right);

};

#endif
