Definiton of a branch descriptor from RootTreeContainer. More...

Collaboration diagram for BranchDesc:

Public Types
using	dummy_ptr_t = std::unique_ptr< void, std::function< void(void *)> >

Public Member Functions
	BranchDesc (TClass *cl)

void *	dummyAddr ()

Public Attributes
TClass *	clazz

std::unique_ptr< void, std::function< void(void *)> >	dummyptr

void *	dummy = 0

Detailed Description

Definiton of a branch descriptor from RootTreeContainer.

Definition at line 31 of file AthenaRootSharedWriterSvc.cxx.

Member Typedef Documentation

◆ dummy_ptr_t

using BranchDesc::dummy_ptr_t = std::unique_ptr<void, std::function<void(void*)> >

Definition at line 34 of file AthenaRootSharedWriterSvc.cxx.

Constructor & Destructor Documentation

◆ BranchDesc()

BranchDesc::BranchDesc ( TClass * cl )

inline

Definition at line 38 of file AthenaRootSharedWriterSvc.cxx.

38 : clazz(cl) {}

Member Function Documentation

◆ dummyAddr()

void* BranchDesc::dummyAddr ( )

inline

Definition at line 40 of file AthenaRootSharedWriterSvc.cxx.

    {
       if (clazz) {
          void(TClass::*dxtor)(void*, Bool_t) = &TClass::Destructor;
          std::function<void(void*)> del = std::bind(dxtor, clazz, std::placeholders::_1, false);
          dummyptr = std::unique_ptr<void, std::function<void(void*)> >(clazz->New(), std::move(del));
          dummy = dummyptr.get();
          return &dummy;
       }
       return nullptr;
    }