FWItemRangeAccessor< C, R, V > Class Template Reference

#include <FWItemRandomAccessor.h>

Inheritance diagram for FWItemRangeAccessor< C, R, V >:

Public Types
typedef C	container_type
typedef R	range_type
typedef V	value_type

Public Member Functions
	FWItemRangeAccessor (const TClass *iClass)
const void *	modelData (int iIndex) const
const std::string &	purpose () const
unsigned int	size () const
const std::string &	typeName () const
Public Member Functions inherited from FWItemRandomAccessorBase
const void *	data () const
bool	isCollection () const
const TClass *	modelType () const
virtual void	reset ()
void	setData (const edm::ObjectWithDict &)
	override if id of an object should be different than the index More...
const TClass *	type () const
virtual	~FWItemRandomAccessorBase ()
Public Member Functions inherited from FWItemAccessorBase
	FWItemAccessorBase ()
virtual	~FWItemAccessorBase ()

Static Public Member Functions
static const std::string &	classPurpose ()
static const std::string &	classRegisterTypeName ()
static const std::string &	classTypeName ()

Additional Inherited Members
Protected Member Functions inherited from FWItemRandomAccessorBase
	FWItemRandomAccessorBase (const TClass *type, const std::type_info &modelTypeName)
void *	getDataPtr () const
Protected Attributes inherited from FWItemRandomAccessorBase
void *	m_data
const TClass *	m_modelType
const TClass *	m_type

Detailed Description

template<class C, class R = typename C::Range, class V = typename R::value_type>
class FWItemRangeAccessor< C, R, V >

Definition at line 189 of file FWItemRandomAccessor.h.

Member Typedef Documentation

template<class C , class R = typename C::Range, class V = typename R::value_type>

typedef C FWItemRangeAccessor< C, R, V >::container_type

Definition at line 192 of file FWItemRandomAccessor.h.

template<class C , class R = typename C::Range, class V = typename R::value_type>

typedef R FWItemRangeAccessor< C, R, V >::range_type

Definition at line 193 of file FWItemRandomAccessor.h.

template<class C , class R = typename C::Range, class V = typename R::value_type>

typedef V FWItemRangeAccessor< C, R, V >::value_type

Definition at line 194 of file FWItemRandomAccessor.h.

Constructor & Destructor Documentation

template<class C , class R = typename C::Range, class V = typename R::value_type>

FWItemRangeAccessor< C, R, V >::FWItemRangeAccessor ( const TClass *  iClass )

inline

Definition at line 196 of file FWItemRandomAccessor.h.

      : FWItemRandomAccessorBase(iClass, typeid(value_type))
      {}

Member Function Documentation

template<class C , class R = typename C::Range, class V = typename R::value_type>

static const std::string& FWItemRangeAccessor< C, R, V >::classPurpose ( )

static

template<class C , class R = typename C::Range, class V = typename R::value_type>

static const std::string& FWItemRangeAccessor< C, R, V >::classRegisterTypeName ( )

static

template<class C , class R = typename C::Range, class V = typename R::value_type>

static const std::string& FWItemRangeAccessor< C, R, V >::classTypeName ( )

static

template<class C , class R = typename C::Range, class V = typename R::value_type>

const void* FWItemRangeAccessor< C, R, V >::modelData ( int  iIndex ) const

inlinevirtual

Implements FWItemAccessorBase.

Definition at line 202 of file FWItemRandomAccessor.h.

References EnergyCorrector::c, HLT_25ns10e33_v2_cff::distance, FWItemRandomAccessorBase::getDataPtr(), and i.

      {
         if (!getDataPtr())
            return 0;
         const container_type *c = reinterpret_cast<const container_type*>(getDataPtr());
         size_t collectionOffset = 0;
         for (typename container_type::const_iterator ci = c->begin(), ce = c->end(); ci != ce; ++ci)
         {
            size_t i = iIndex - collectionOffset;
            if (i < std::distance(ci->first, ci->second))
               return &(*(ci + i));
            collectionOffset += ci->size();
         }

         return 0;
      }

template<class C , class R = typename C::Range, class V = typename R::value_type>

const std::string& FWItemRangeAccessor< C, R, V >::purpose ( ) const

inline

Definition at line 200 of file FWItemRandomAccessor.h.

{

template<class C , class R = typename C::Range, class V = typename R::value_type>

unsigned int FWItemRangeAccessor< C, R, V >::size ( void  ) const

inlinevirtual

Implements FWItemAccessorBase.

Definition at line 219 of file FWItemRandomAccessor.h.

References EnergyCorrector::c, HLT_25ns10e33_v2_cff::distance, and FWItemRandomAccessorBase::getDataPtr().

Referenced by ntuple._Collection::__iter__(), and ntuple._Collection::__len__().

      {
         if (!getDataPtr())
            return 0;
         const container_type *c = reinterpret_cast<const container_type*>(getDataPtr());
         size_t finalSize = 0;

         for (typename range_type::const_iterator ci = c->begin(), ce = c->end(); ci != ce; ++ci)
            finalSize += std::distance(ci->first, ci->second);

         return finalSize;
      }

template<class C , class R = typename C::Range, class V = typename R::value_type>

const std::string& FWItemRangeAccessor< C, R, V >::typeName ( ) const

inline

Definition at line 200 of file FWItemRandomAccessor.h.

{