add data interface for beam pipe

Detector/GeoSvc/src/GeoSvc.cpp

@@ -22,7 +22,7 @@
 DECLARE_COMPONENT(GeoSvc)
 
 GeoSvc::GeoSvc(const std::string& name, ISvcLocator* svc)
-: base_class(name, svc), m_dd4hep_geo(nullptr), m_vxdData(nullptr), m_beamData(nullptr){
+: base_class(name, svc), m_dd4hep_geo(nullptr), m_vxdData(nullptr), m_beamPipeData(nullptr){
 
 }
 
@@ -53,6 +53,12 @@ GeoSvc::initialize() {
 	dd4hep::DetElement pipe = it->second;
 	//info() << " " << it->first << " " << pipe.id() << " " << pipe.path() << " " << pipe.placementPath() << endmsg;
       }
+      try{
+	m_beamPipeData = sub.extension<dd4hep::rec::ConicalSupportData>();
+      }
+      catch(std::runtime_error& e){
+	info() << e.what() << " " << m_beamPipeData << endmsg;
+      }
     }
     if(it->first=="VXD"){
       sc = convertVXD(sub);

Detector/GeoSvc/src/GeoSvc.h

@@ -37,7 +37,7 @@ class GeoSvc: public extends<Service, IGeoSvc> {
   
   const gear::ZPlanarParametersImpl*  getVXDParameters() override {return m_vxdParameters;};
   const dd4hep::rec::ZPlanarData* getVXDData() override {return m_vxdData;};
-  const dd4hep::rec::ConicalSupportData* getBeamPipeData() override {return m_beamData;};
+  const dd4hep::rec::ConicalSupportData* getBeamPipeData() override {return m_beamPipeData;};
 
   const std::map<std::string,double>& getDetParameters(std::string name) override;
   const double getDetParameter(std::string set_name, std::string par_name) override;
@@ -55,7 +55,7 @@ class GeoSvc: public extends<Service, IGeoSvc> {
 
   gear::ZPlanarParametersImpl* m_vxdParameters;
   dd4hep::rec::ZPlanarData* m_vxdData;
-  dd4hep::rec::ConicalSupportData* m_beamData;
+  dd4hep::rec::ConicalSupportData* m_beamPipeData;
 
   //gear::GearParametersImpl* m_vxdInfra;
   std::map<std::string, std::map<std::string,double> > m_detParameters;