PixelIDDetDescrCnv.cxx

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/*
  Copyright (C) 2002-2026 CERN for the benefit of the ATLAS collaboration
*/
 
#include "PixelIDDetDescrCnv.h"
 
#include "DetDescrCnvSvc/DetDescrConverter.h"
#include "DetDescrCnvSvc/DetDescrAddress.h"
#include "GaudiKernel/MsgStream.h"
#include "StoreGate/StoreGateSvc.h" 
 
#include "IdDictDetDescr/IdDictManager.h"
#include "IdDict/IdDictDictionary.h"
#include "IdDict/IdDictMgr.h"
#include "InDetIdentifier/PixelID.h"
 
 
//--------------------------------------------------------------------
 
long int   
PixelIDDetDescrCnv::repSvcType() const
{
  return (storageType());
}
 
//--------------------------------------------------------------------
 
StatusCode 
PixelIDDetDescrCnv::initialize()
{
    ATH_CHECK( DetDescrConverter::initialize() );
    return StatusCode::SUCCESS;
}
 
//--------------------------------------------------------------------
 
StatusCode
PixelIDDetDescrCnv::createObj(IOpaqueAddress* /*pAddr*/, DataObject*& pObj)
{
    // Get the dictionary manager from the detector store
    const IdDictManager* idDictMgr;
    ATH_CHECK( detStore()->retrieve(idDictMgr, "IdDict") );
 
    // Only initialize helper if it is the first pass or if there is a
    // change in the the file or tag
    bool initHelper              = false;
 
    const IdDictMgr* mgr          = idDictMgr->manager();
 
    // Internal InDet id tag
    const std::string  & inDetIDTag      = mgr->tag();
 
    // DoChecks flag
    bool doChecks                 = mgr->do_checks();
 
    const IdDictDictionary* dict = mgr->find_dictionary("InnerDetector");
    if (!dict) {
        ATH_MSG_ERROR("unable to find idDict for InnerDetector");
        return StatusCode::FAILURE;
    }
 
    // File to be read for InDet ids
    const std::string &  inDetIDFileName = dict->file_name();
 
    // Tag of RDB record for InDet ids
    const std::string &  inDetIdDictTag  = dict->dict_tag();
 
 
    if (m_pixelId) {
 
    // Pixel id helper already exists - second pass. Check for a
    // change 
    if (inDetIDTag != m_inDetIDTag) { 
        // Internal InDet id tag
        initHelper = true;
        ATH_MSG_DEBUG(" Changed internal InDet id tag: " << inDetIDTag);
    }
    if (inDetIDFileName != m_inDetIDFileName) {
        // File to be read for InDet ids
        initHelper = true;
        ATH_MSG_DEBUG(" Changed InDetFileName:" << inDetIDFileName);
    }
    if (inDetIdDictTag != m_inDetIdDictTag) {
        // Tag of RDB record for InDet ids
        initHelper = true;
        ATH_MSG_DEBUG(" Changed InDetIdDictTag: " << inDetIdDictTag);
    }
    if (doChecks != m_doChecks) {
        // DoChecks flag
        initHelper = true;
        ATH_MSG_DEBUG(" Changed doChecks flag: " << doChecks);
        }
    }
    else {
    // create the helper
    m_pixelId = new PixelID;
    initHelper = true;
    }
 
    if (initHelper) {
        ATH_CHECK( idDictMgr->initializeHelper(*m_pixelId) == 0 );
 
        // Save state:
        m_inDetIDTag      = inDetIDTag;
        m_inDetIDFileName = inDetIDFileName;
        m_inDetIdDictTag  = inDetIdDictTag;
        m_doChecks        = doChecks;
    }
 
    // Pass a pointer to the container to the Persistency service by reference.
    pObj = SG::asStorable(m_pixelId);
 
    return StatusCode::SUCCESS; 
 
}
 
//--------------------------------------------------------------------
 
long
PixelIDDetDescrCnv::storageType()
{
    return DetDescr_StorageType;
}
 
//--------------------------------------------------------------------
CLID
PixelIDDetDescrCnv::classID() { 
    return ClassID_traits<PixelID>::ID(); 
}
 
//--------------------------------------------------------------------
PixelIDDetDescrCnv::PixelIDDetDescrCnv(ISvcLocator* svcloc) 
    :
    DetDescrConverter(ClassID_traits<PixelID>::ID(), svcloc, "PixelIDDetDescrCnv"),
    m_pixelId(nullptr),
    m_doChecks(false)
 
{}