G4Hdf5AnalysisManager.cc

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// Author: Ivana Hrivnacova, 20/07/2017 (ivana@ipno.in2p3.fr)
 
#include "G4Hdf5AnalysisManager.hh"
#include "G4Hdf5FileManager.hh"
#include "G4Hdf5NtupleFileManager.hh"
#include "G4AnalysisManagerState.hh"
#include "G4AnalysisUtilities.hh"
#include "G4ThreadLocalSingleton.hh"
#include "G4Threading.hh"
#include "G4AutoLock.hh"
 
using namespace G4Analysis;
 
// mutex in a file scope
 
namespace {
  //Mutex to lock master manager when opening a file
  G4Mutex openFileMutex = G4MUTEX_INITIALIZER;
  //Mutex to lock master manager when closing a file
  G4Mutex closeFileMutex = G4MUTEX_INITIALIZER;
}
 
// G4Hdf5AnalysisManager* G4Hdf5AnalysisManager::fgMasterInstance = nullptr;
// G4ThreadLocal G4bool G4Hdf5AnalysisManager::fgIsInstance = false;
 
//_____________________________________________________________________________
G4Hdf5AnalysisManager* G4Hdf5AnalysisManager::Instance()
{
  static G4ThreadLocalSingleton<G4Hdf5AnalysisManager> instance;
  fgIsInstance = true;
  return instance.Instance();
}
 
//_____________________________________________________________________________
G4bool G4Hdf5AnalysisManager::IsInstance()
{
  return fgIsInstance;
}
 
//_____________________________________________________________________________
G4Hdf5AnalysisManager::G4Hdf5AnalysisManager()
 : G4ToolsAnalysisManager("Hdf5")
{
#ifdef G4MULTITHREADED
#ifndef H5_HAVE_THREADSAFE
    G4Exception("G4Hdf5AnalysisManager::G4Hdf5AnalysisManager",
                "Analysis_F001", FatalException,
                "Your HDF5 lib is not built with H5_HAVE_THREADSAFE.");
#endif
#endif
 
  if ( ! G4Threading::IsWorkerThread() ) fgMasterInstance = this;
 
  // File manager
  fFileManager = std::make_shared<G4Hdf5FileManager>(fState);
  SetFileManager(fFileManager);
 
  // Ntuple file manager
  fNtupleFileManager = std::make_shared<G4Hdf5NtupleFileManager>(fState);
  fNtupleFileManager->SetFileManager(fFileManager);
  fNtupleFileManager->SetBookingManager(fNtupleBookingManager);
}
 
//_____________________________________________________________________________
G4Hdf5AnalysisManager::~G4Hdf5AnalysisManager()
{
  if ( fState.GetIsMaster() ) fgMasterInstance = nullptr;
  fgIsInstance = false;
}
 
//
// protected methods
//
 
//_____________________________________________________________________________
G4bool G4Hdf5AnalysisManager::OpenFileImpl(const G4String& fileName)
{
  // Create ntuple manager(s)
  // and set it to base class which takes then their ownership
  SetNtupleManager(fNtupleFileManager->CreateNtupleManager());
 
  auto result = true;
 
  G4AutoLock lock(&openFileMutex);
  result &= fFileManager->OpenFile(fileName);
  result &= fNtupleFileManager->ActionAtOpenFile(fFileManager->GetFullFileName());
  lock.unlock();
 
  return result;
}
 
//_____________________________________________________________________________
G4bool G4Hdf5AnalysisManager::WriteImpl()
{
  auto result = true;
 
  Message(kVL4, "write", "files");
 
  if ( G4Threading::IsWorkerThread() )  {
    result &= G4ToolsAnalysisManager::Merge();
  }
  else {
    // Open all files registered with objects
    fFileManager->OpenFiles();
 
    // Write all histograms/profile on master
    result &= G4ToolsAnalysisManager::WriteImpl();
  }
 
  // Write ASCII if activated
  if ( IsAscii() ) {
    result &= WriteAscii(fFileManager->GetFileName());
  }
 
  Message(kVL3, "write", "files", "", result);
 
  return result;
}
 
//_____________________________________________________________________________
G4bool G4Hdf5AnalysisManager::CloseFileImpl(G4bool reset)
{
  auto result = true;
 
  G4AutoLock lock(&closeFileMutex);
  result &= fFileManager->CloseFiles();
 
  if ( reset ) {
    // reset data
    result = ResetImpl();
    if ( ! result ) {
      Warn("Resetting data failed", fkClass, "OpenDirectory");
    }
  }
  result &= fNtupleFileManager->ActionAtCloseFile(reset);
 
  lock.unlock();
 
  return result;
}
 
//_____________________________________________________________________________
G4bool G4Hdf5AnalysisManager::ResetImpl()
{
  auto result = true;
 
  result &= G4ToolsAnalysisManager::ResetImpl();
  if ( fNtupleFileManager != nullptr ) {
    result &= fNtupleFileManager->Reset();
  }
 
  return result;
}