PixelIDDetDescrCnv.cxx

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/*
  Copyright (C) 2002-2023 CERN for the benefit of the ATLAS collaboration
*/
 
/***************************************************************************
 InDet DetDescrCnv package
 -----------------------------------------
 ***************************************************************************/
 
 
#include "PixelIDDetDescrCnv.h"
 
#include "DetDescrCnvSvc/DetDescrConverter.h"
#include "DetDescrCnvSvc/DetDescrAddress.h"
#include "GaudiKernel/MsgStream.h"
#include "StoreGate/StoreGateSvc.h" 
 
#include "IdDictDetDescr/IdDictManager.h"
//#include "Identifier/IdentifierHash.h"
#include "InDetIdentifier/PixelID.h"
 
 
//--------------------------------------------------------------------
 
long int   
PixelIDDetDescrCnv::repSvcType() const
{
  return (storageType());
}
 
//--------------------------------------------------------------------
 
StatusCode 
PixelIDDetDescrCnv::initialize()
{
    // First call parent init
    StatusCode sc = DetDescrConverter::initialize();
    MsgStream log(msgSvc(), "PixelIDDetDescrCnv");
    log << MSG::DEBUG << "in initialize" << endmsg;
 
    if (sc.isFailure()) {
        log << MSG::ERROR << "DetDescrConverter::initialize failed" << endmsg;
    return sc;
    }
 
    // The following is an attempt to "bootstrap" the loading of a
    // proxy for PixelID into the detector store. However,
    // PixelIDDetDescrCnv::initialize is NOT called by the conversion
    // service.  So for the moment, this cannot be use. Instead the
    // DetDescrCnvSvc must do the bootstrap from a parameter list.
 
 
//      // Add InDet_DetDescrManager proxy as entry point to the detector store
//      // - this is ONLY needed for the manager of each system
//      sc = addToDetStore(classID(), "PidelID");
//      if (sc.isFailure()) {
//      log << MSG::FATAL << "Unable to add proxy for PixelID to the Detector Store!" << endmsg;
//      return StatusCode::FAILURE;
//      } else {}
 
    return StatusCode::SUCCESS; 
}
 
//--------------------------------------------------------------------
 
StatusCode 
PixelIDDetDescrCnv::finalize()
{
    MsgStream log(msgSvc(), "PixelIDDetDescrCnv");
    log << MSG::DEBUG << "in finalize" << endmsg;
 
    return StatusCode::SUCCESS; 
}
 
//--------------------------------------------------------------------
 
StatusCode
PixelIDDetDescrCnv::createObj(IOpaqueAddress* pAddr, DataObject*& pObj) 
{
    //StatusCode sc = StatusCode::SUCCESS;
    MsgStream log(msgSvc(), "PixelIDDetDescrCnv");
    log << MSG::INFO << "in createObj: creating a PixelID helper object in the detector store" << endmsg;
 
    // Create a new PixelID
 
    DetDescrAddress* ddAddr;
    ddAddr = dynamic_cast<DetDescrAddress*> (pAddr);
    if(!ddAddr) {
    log << MSG::FATAL << "Could not cast to DetDescrAddress." << endmsg;
    return StatusCode::FAILURE;
    }
 
    // Get the StoreGate key of this container.
    std::string helperKey  = *( ddAddr->par() );
    if ("" == helperKey) {
    log << MSG::DEBUG << "No Helper key " << endmsg;
    }
    else {
    log << MSG::DEBUG << "Helper key is " << helperKey << endmsg;
    }
    
    // get DetectorStore service
    StoreGateSvc * detStore;
    StatusCode status = serviceLocator()->service("DetectorStore", detStore);
    if (status.isFailure()) {
    log << MSG::FATAL << "DetectorStore service not found !" << endmsg;
    return StatusCode::FAILURE;
    } else {}
 
    // Get the dictionary manager from the detector store
    const IdDictManager* idDictMgr;
    status = detStore->retrieve(idDictMgr, "IdDict");
    if (status.isFailure()) {
    log << MSG::FATAL << "Could not get IdDictManager !" << endmsg;
    return StatusCode::FAILURE;
    } 
    else {
    log << MSG::DEBUG << " Found the IdDictManager. " << endmsg;
    }
 
 
    // 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();
 
    IdDictDictionary* dict = mgr->find_dictionary("InnerDetector");  
    if (!dict) {
    log << MSG::ERROR 
        << "unable to find idDict for InnerDetector" 
        << endmsg;
    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_pixelId) {
 
    // Pixel id helper already exists - second pass. Check for a
    // change 
    if (inDetIDTag != m_inDetIDTag) { 
        // Internal InDet id tag
        initHelper = true;
        log << MSG::DEBUG << " Changed internal InDet id tag: " 
        << inDetIDTag << endmsg;
    }
    if (inDetIDFileName != m_inDetIDFileName) {
        // File to be read for InDet ids
        initHelper = true;
        log << MSG::DEBUG << " Changed InDetFileName:" 
        << inDetIDFileName << endmsg;
    }
    if (inDetIdDictTag != m_inDetIdDictTag) {
        // Tag of RDB record for InDet ids
        initHelper = true;
        log << MSG::DEBUG << " Changed InDetIdDictTag: "
        << inDetIdDictTag 
        << endmsg;
    }
    if (doChecks != m_doChecks) {
        // DoChecks flag
        initHelper = true;
        log << MSG::DEBUG << " Changed doChecks flag: "
        << doChecks
        << endmsg;
        }
    }
    else {
    // create the helper
    m_pixelId = new PixelID;
    initHelper = true;
        // add in message service for printout
        m_pixelId->setMessageSvc(msgSvc());
    }
 
    if (initHelper) {
    if (idDictMgr->initializeHelper(*m_pixelId)) {
        log << MSG::ERROR << "Unable to initialize PixelID" << endmsg;
        return StatusCode::FAILURE;
    } 
    // 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;
}
 
//--------------------------------------------------------------------
const CLID& 
PixelIDDetDescrCnv::classID() { 
    return ClassID_traits<PixelID>::ID(); 
}
 
//--------------------------------------------------------------------
PixelIDDetDescrCnv::PixelIDDetDescrCnv(ISvcLocator* svcloc) 
    :
    DetDescrConverter(ClassID_traits<PixelID>::ID(), svcloc),
    m_pixelId(nullptr),
    m_doChecks(false)
 
{}