DetDataSvc.h

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/***********************************************************************************\
* (c) Copyright 1998-2025 CERN for the benefit of the LHCb and ATLAS collaborations *
*                                                                                   *
* This software is distributed under the terms of the Apache version 2 licence,     *
* copied verbatim in the file "LICENSE".                                            *
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#pragma once
 
// Base classes
// #include "GaudiKernel/DataSvc.h"
// D. Piparo: Change to the new thread safe version
#include <GaudiKernel/IDetDataSvc.h>
#include <GaudiKernel/IIncidentListener.h>
#include <GaudiKernel/IRegistry.h>
#include <GaudiKernel/Time.h>
#include <GaudiKernel/TsDataSvc.h>
 
// Forward declarations
class StatusCode;
class IAddressCreator;

 //--------------------------------------------------------------------------
 
class DetDataSvc : public extends<TsDataSvc, IDetDataSvc, IIncidentListener> {
 
  // unhides DataSvc updateObject methods
  using TsDataSvc::updateObject;
 
public:
  // Overloaded DataSvc methods

  StatusCode initialize() override;

  StatusCode reinitialize() override;

  StatusCode finalize() override;

  StatusCode clearStore() override;

  StatusCode updateObject( DataObject* toUpdate ) override;

  DetDataSvc( const std::string& name, ISvcLocator* svc );

  ~DetDataSvc() override = default;
 
private:
  StatusCode setupDetectorDescription();
 
  using TsDataSvc::loadObject;
  StatusCode loadObject( IConversionSvc* pLoader, IRegistry* pNode ) override final {
    if ( m_allowLoadInRunning || serviceLocator().as<IStateful>()->FSMState() != Gaudi::StateMachine::RUNNING ) {
      return TsDataSvc::loadObject( pLoader, pNode );
    }
    error() << "Trying to load " << pNode->identifier() << " while RUNNING" << endmsg;
    return StatusCode::FAILURE;
  }
 
public:
  // Implementation of the IDetDataSvc interface

  bool validEventTime() const override;

  const Gaudi::Time& eventTime() const override;

  void setEventTime( const Gaudi::Time& time ) override;
 
public:
  // Implementation of the IIncidentListener interface

  void handle( const Incident& ) override;
 
private:
  Gaudi::Property<int>         m_detStorageType{ this, "DetStorageType", XML_StorageType,
                                         "Detector Data Persistency Storage type" };
  Gaudi::Property<std::string> m_detDbLocation{ this, "DetDbLocation", "empty",
                                                "location of detector Db (filename,URL)" };
  Gaudi::Property<std::string> m_detDbRootName{ this,
                                                "DetDbRootName",
                                                "dd",
                                                [this]( Gaudi::Details::PropertyBase& ) {
                                                  this->setProperty( "RootName", "/" + this->m_detDbRootName ).ignore();
                                                },
                                                Gaudi::Details::Property::ImmediatelyInvokeHandler{ true },
                                                "name of the root node of the detector" };
  Gaudi::Property<bool> m_usePersistency{ this, "UsePersistency", false, "control if the persistency is required" };
  Gaudi::Property<std::string> m_persistencySvcName{ this, "PersistencySvc", "DetectorPersistencySvc",
                                                     "name of the persistency service" };
 
  Gaudi::Property<bool> m_allowLoadInRunning{ this, "AllowLoadInRunning", true,
                                              "if set to false, no new object can be loaded while in running state "
                                              "(updates are still allowed), this forces preloading of the geometry" };

  Gaudi::Time m_eventTime = 0;

  SmartIF<IAddressCreator> m_addrCreator = nullptr;
};