G4Exception.cc

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// ********************************************************************
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// * the Geant4 Collaboration.  It is provided  under  the terms  and *
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//
//
// $Id$
//
// 
// ----------------------------------------------------------------------
// G4Exception
//
// Global error function prints string to G4cerr (or G4cout in case of
// warning). May abort program according to severity.
// ----------------------------------------------------------------------

#include "G4ios.hh"
#include "G4String.hh"
#include "G4StateManager.hh"

void G4Exception(const char* originOfException,
                 const char* exceptionCode,
                             G4ExceptionSeverity severity,
                 const char* description)
{
  G4VExceptionHandler* exceptionHandler
    = G4StateManager::GetStateManager()->GetExceptionHandler();
  G4bool toBeAborted = true;
  if(exceptionHandler)
  {
    toBeAborted = exceptionHandler
     ->Notify(originOfException,exceptionCode,severity,description);
  }
  else
  {
    static const G4String es_banner
      = "\n-------- EEEE ------- G4Exception-START -------- EEEE -------\n";
    static const G4String ee_banner
      = "\n-------- EEEE -------- G4Exception-END --------- EEEE -------\n";
    static const G4String ws_banner
      = "\n-------- WWWW ------- G4Exception-START -------- WWWW -------\n";
    static const G4String we_banner
      = "\n-------- WWWW -------- G4Exception-END --------- WWWW -------\n";
    std::ostringstream message;
    message << "\n*** ExceptionHandler is not defined ***\n"
            << "*** G4Exception : " << exceptionCode << G4endl
            << "      issued by : " << originOfException << G4endl
            << description << G4endl;
    switch(severity)
    {
     case FatalException:
      G4cerr << es_banner << message.str() << "*** Fatal Exception ***"
             << ee_banner << G4endl;
      break;
     case FatalErrorInArgument:
      G4cerr << es_banner << message.str() << "*** Fatal Error In Argument ***"
             << ee_banner << G4endl;
      break;
     case RunMustBeAborted:
      G4cerr << es_banner << message.str() << "*** Run Must Be Aborted ***"
             << ee_banner << G4endl;
      break;
     case EventMustBeAborted:
      G4cerr << es_banner << message.str() << "*** Event Must Be Aborted ***"
             << ee_banner << G4endl;
      break;
     default:
      G4cout << ws_banner << message.str()
             << "*** This is just a warning message. ***"
             << we_banner << G4endl;
      toBeAborted = false;
      break;
    }
  }
  if(toBeAborted)
  {
   if(G4StateManager::GetStateManager()->SetNewState(G4State_Abort))
   {
     G4cerr << G4endl << "*** G4Exception: Aborting execution ***" << G4endl;
     abort();
   }
   else
   {
     G4cerr << G4endl << "*** G4Exception: Abortion suppressed ***"
            << G4endl << "*** No guarantee for further execution ***" << G4endl;
   }
  }
}

void G4Exception(const char* originOfException,
                 const char* exceptionCode,
                 G4ExceptionSeverity severity,
                 G4ExceptionDescription & description)
{
  G4String des = description.str();
  G4Exception(originOfException, exceptionCode, severity, des.c_str());
}

void G4Exception(const char* originOfException,
                 const char* exceptionCode,
                 G4ExceptionSeverity severity,
                 G4ExceptionDescription & description,
                 const char* comments)
{
  description << comments << G4endl;
  G4Exception(originOfException, exceptionCode, severity, description);
}

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