cond::TBufferBlobTypeInfo Class Reference

#include <TBufferBlobStreamingService.h>

Public Member Functions
	TBufferBlobTypeInfo (const Reflex::Type &type)

Public Attributes
std::size_t	m_arraySize
	length of the plain C array (zero otherwise) More...
TClass *	m_class
	The class as seen by the ROOT streaming services. More...
unsigned int	m_primitive
	the primitive C++ type if m_class is unset More...

Detailed Description

Definition at line 13 of file TBufferBlobStreamingService.h.

Constructor & Destructor Documentation

cond::TBufferBlobTypeInfo::TBufferBlobTypeInfo

(

const Reflex::Type &

type

)

Definition at line 53 of file TBufferBlobStreamingService.cc.

References edm::hlt::Exception, spr::find(), m_arraySize, m_class, m_primitive, nPrimitives, and primitives.

 : m_arraySize(0), m_class(0), m_primitive(0)
{
  static bool cintexInitialized = false;
  if (!cintexInitialized) {
    cintexInitialized = true;
    ROOT::Cintex::Cintex::Enable();
  }

  Reflex::Type type = type_;
  while(true) {
    type = type.FinalType();

    if (!type.IsArray())
      break;

    if (!m_arraySize)
      m_arraySize = 1;
    m_arraySize *= type.ArrayLength();
    type = type.ToType();
  }

  if (type.IsClass()) {
    const std::type_info &typeInfo = type.TypeInfo();
    m_class = TClass::GetClass(typeInfo);
    if (!m_class)
      throw cond::Exception("TBufferBlobTypeInfo::TBufferBlobTypeInfo "
                            "No ROOT class registered for " + type.Name());
  } else if (type.IsFundamental()) {
    if (!m_arraySize)
        throw cond::Exception("TBufferBlobTypeInfo::TBufferBlobTypeInfo "
                              "Only arrays of primitive types supported. "
                          "Please to not use a Blob for this member.");

    m_primitive = std::find(primitives, primitives + nPrimitives,
                            type.TypeInfo()) - primitives;
    if (m_primitive >= nPrimitives)
      throw cond::Exception("TBufferBlobTypeInfo::TBufferBlobTypeInfo "
                            "Cannot handle primitive type " + type.Name());
  } else
    throw cond::Exception("TBufferBlobTypeInfo::TBufferBlobTypeInfo "
                          "Cannot handle C++ type " + type.Name());
}

Member Data Documentation

std::size_t cond::TBufferBlobTypeInfo::m_arraySize

length of the plain C array (zero otherwise)

Definition at line 18 of file TBufferBlobStreamingService.h.

Referenced by cond::TBufferBlobStreamingService::read(), TBufferBlobTypeInfo(), and cond::TBufferBlobStreamingService::write().

TClass* cond::TBufferBlobTypeInfo::m_class

The class as seen by the ROOT streaming services.

Definition at line 21 of file TBufferBlobStreamingService.h.

Referenced by cond::TBufferBlobStreamingService::read(), TBufferBlobTypeInfo(), and cond::TBufferBlobStreamingService::write().

unsigned int cond::TBufferBlobTypeInfo::m_primitive

the primitive C++ type if m_class is unset

Definition at line 24 of file TBufferBlobStreamingService.h.

Referenced by cond::TBufferBlobStreamingService::read(), TBufferBlobTypeInfo(), and cond::TBufferBlobStreamingService::write().