//
// ********************************************************************
// * License and Disclaimer                                           *
// *                                                                  *
// * The  Geant4 software  is  copyright of the Copyright Holders  of *
// * the Geant4 Collaboration.  It is provided  under  the terms  and *
// * conditions of the Geant4 Software License,  included in the file *
// * LICENSE and available at  http://cern.ch/geant4/license .  These *
// * include a list of copyright holders.                             *
// *                                                                  *
// * Neither the authors of this software system, nor their employing *
// * institutes,nor the agencies providing financial support for this *
// * work  make  any representation or  warranty, express or implied, *
// * regarding  this  software system or assume any liability for its *
// * use.  Please see the license in the file  LICENSE  and URL above *
// * for the full disclaimer and the limitation of liability.         *
// *                                                                  *
// * This  code  implementation is the result of  the  scientific and *
// * technical work of the GEANT4 collaboration.                      *
// * By using,  copying,  modifying or  distributing the software (or *
// * any work based  on the software)  you  agree  to acknowledge its *
// * use  in  resulting  scientific  publications,  and indicate your *
// * acceptance of all terms of the Geant4 Software license.          *
// ********************************************************************
//

//_____________________________________________________________________________
template <typename T>
G4Accumulable<T>*
G4AccumulableManager::GetAccumulable(G4VAccumulable* accumulable, G4bool warn) const
{
  // Do not check type if nullptr
  if ( ! accumulable ) return nullptr;

  // check type
  auto taccumulable = dynamic_cast<G4Accumulable<T>*>(accumulable);
  if ( ! taccumulable && warn ) {
    G4ExceptionDescription description;
    description << "      " << "Accumulable " << accumulable->GetName()
                << " has different type";
    G4Exception("G4AccumulableManager::GetAccumulable<T>",
                "Analysis_W001", JustWarning, description);
    return nullptr;
  }

  return taccumulable;
}

//_____________________________________________________________________________
template <typename T>
G4Accumulable<T>*
G4AccumulableManager::CreateAccumulable(
  const G4String& name, T value, G4MergeMode mergeMode)
{
  // do not accept name if it is already used
  if ( ! CheckName(name, "CreateAccumulable") ) return 0;

  // create accumulable
  auto accumulable = new G4Accumulable<T>(name, value, mergeMode);

  // register accumulable in the map and vector
  RegisterAccumulable(accumulable);
  fAccumulablesToDelete.push_back(accumulable);

  return accumulable;
}

//_____________________________________________________________________________
template <typename T>
G4Accumulable<T>*
G4AccumulableManager::CreateAccumulable(
  T value, G4MergeMode mergeMode)
{
  return CreateAccumulable(G4String(), value, mergeMode);
}

//_____________________________________________________________________________
template <typename T>
G4bool  G4AccumulableManager::RegisterAccumulable(G4Accumulable<T>& accumulable)
{
  return RegisterAccumulable(&accumulable);
}

//_____________________________________________________________________________
template <typename T>
G4Accumulable<T>*
G4AccumulableManager::GetAccumulable(const G4String& name, G4bool warn) const
{
  // get G4VParammeter from the map
  auto accumulable = GetAccumulable(name, warn);
  return GetAccumulable<T>(accumulable, warn);
}

//_____________________________________________________________________________
template <typename T>
G4Accumulable<T>*
G4AccumulableManager::GetAccumulable(G4int id, G4bool warn) const
{
  // get G4VParammeter from the map
  auto accumulable = GetAccumulable(id, warn);
  return GetAccumulable<T>(accumulable, warn);
}

//_____________________________________________________________________________
inline G4int G4AccumulableManager::GetNofAccumulables() const
{
  return G4int(fVector.size());
}

//_____________________________________________________________________________
inline std::vector<G4VAccumulable*>::iterator G4AccumulableManager::Begin()
{
  return fVector.begin();
}

//_____________________________________________________________________________
inline std::vector<G4VAccumulable*>::iterator G4AccumulableManager::End()
{
  return fVector.end();
}

//_____________________________________________________________________________
inline std::vector<G4VAccumulable*>::const_iterator
G4AccumulableManager::BeginConst() const
{
  return fVector.begin();
}

//_____________________________________________________________________________
inline std::vector<G4VAccumulable*>::const_iterator
G4AccumulableManager::EndConst() const
{
  return fVector.end();
}