HGTD_IDDetDescrCnv.cxx

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/*
  Copyright (C) 2002-2026 CERN for the benefit of the ATLAS collaboration
*/
 
 
#include "HGTD_IDDetDescrCnv.h"
 
#include "DetDescrCnvSvc/DetDescrConverter.h"
#include "DetDescrCnvSvc/DetDescrAddress.h"
#include "StoreGate/StoreGateSvc.h"
 
#include "AthenaBaseComps/AthCheckMacros.h"
 
#include "IdDictDetDescr/IdDictManager.h"
#include "IdDict/IdDictDictionary.h"
#include "IdDict/IdDictMgr.h"
 
//--------------------------------------------------------------------
 
long int
HGTD_IDDetDescrCnv::repSvcType() const
{
    return (storageType());
}
 
//--------------------------------------------------------------------
 
StatusCode
HGTD_IDDetDescrCnv::initialize()
{
    // First call parent init
    ATH_CHECK(DetDescrConverter::initialize());
 
    return StatusCode::SUCCESS;
}
 
//--------------------------------------------------------------------
 
StatusCode
HGTD_IDDetDescrCnv::createObj(IOpaqueAddress* /*pAddr*/, DataObject*& pObj)
{
    ATH_MSG_INFO( "in createObj: creating a HGTD_ID helper object in the detector store" );
 
    // 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
    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
    std::string   inDetIDFileName = dict->file_name();
    // Tag of RDB record for InDet ids
    std::string   inDetIdDictTag  = dict->dict_tag();
 
    if (m_hgtdId) {
        // HGTD 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_hgtdId = std::make_unique<HGTD_ID>();
        initHelper = true;
        if(dict->version() == "P2-RUN4"){
            m_hgtdId->set_useNewIdentifierScheme(true); 
        }
    }
 
    if (initHelper) {
        if (idDictMgr->initializeHelper(*m_hgtdId)) {
            ATH_MSG_ERROR( "Unable to initialize HGTD_ID" );
            return StatusCode::FAILURE;
        }
        // Save state:
        m_inDetIDTag      = std::move(inDetIDTag);
        m_inDetIDFileName = std::move(inDetIDFileName);
        m_inDetIdDictTag  = std::move(inDetIdDictTag);
        m_doChecks        = doChecks;
    }
    
    // Pass a pointer to the container to the Persistency service by reference.
    pObj = SG::asStorable(m_hgtdId.release());
 
    return StatusCode::SUCCESS;
 
}
 
//--------------------------------------------------------------------
 
long
HGTD_IDDetDescrCnv::storageType()
{
    return DetDescr_StorageType;
}
 
//--------------------------------------------------------------------
CLID
HGTD_IDDetDescrCnv::classID() {
    return ClassID_traits<HGTD_ID>::ID();
}
 
//--------------------------------------------------------------------
HGTD_IDDetDescrCnv::HGTD_IDDetDescrCnv(ISvcLocator* svcloc)
    :
    DetDescrConverter(ClassID_traits<HGTD_ID>::ID(), svcloc, "HGTD_IDDetDescrCnv"),
    m_hgtdId(),
    m_doChecks(false)
 
{}