reco::parser::ExpressionVar Class Reference

Evaluate an object's method or datamember (or chain of them) to get a number. More...

#include <ExpressionVar.h>

Inheritance diagram for reco::parser::ExpressionVar:

Public Member Functions
	ExpressionVar (const std::vector< MethodInvoker > &methods, method::TypeCode retType)
	ExpressionVar (const ExpressionVar &)
virtual double	value (const edm::ObjectWithDict &) const
	~ExpressionVar ()
Public Member Functions inherited from reco::parser::ExpressionBase
virtual	~ExpressionBase ()

Static Public Member Functions
static void	delStorage (edm::ObjectWithDict &)
static bool	isValidReturnType (method::TypeCode)
static bool	makeStorage (edm::ObjectWithDict &obj, const edm::TypeWithDict &retType)
static double	objToDouble (const edm::ObjectWithDict &obj, method::TypeCode type)

Private Member Functions
void	initObjects_ ()

Private Attributes
std::vector< MethodInvoker >	methods_
std::vector< bool >	needsDestructor_
std::vector< edm::ObjectWithDict >	objects_
method::TypeCode	retType_

Detailed Description

Evaluate an object's method or datamember (or chain of them) to get a number.

Definition at line 23 of file ExpressionVar.h.

Constructor & Destructor Documentation

ExpressionVar::ExpressionVar	(	const std::vector< MethodInvoker > &	methods,
		method::TypeCode	retType
	)

Definition at line 31 of file ExpressionVar.cc.

ExpressionVar::ExpressionVar

(

const ExpressionVar &

rhs

)

Definition at line 39 of file ExpressionVar.cc.

ExpressionVar::~ExpressionVar

(

)

Definition at line 46 of file ExpressionVar.cc.

Member Function Documentation

void ExpressionVar::delStorage ( edm::ObjectWithDict &  obj )

static

delete an objecty, if needed this method is used also from the LazyInvoker code

Definition at line 56 of file ExpressionVar.cc.

void ExpressionVar::initObjects_ ( )

private

Definition at line 15 of file ExpressionVar.cc.

bool ExpressionVar::isValidReturnType ( method::TypeCode  retType )

static

Definition at line 96 of file ExpressionVar.cc.

Referenced by reco::parser::ExpressionVarSetter::push().

bool ExpressionVar::makeStorage ( edm::ObjectWithDict &  obj, const edm::TypeWithDict &  retType  )

static

allocate an object to hold the result of a given member (if needed) this method is used also from the LazyInvoker code returns true if objects returned from this will require a destructor

Definition at line 74 of file ExpressionVar.cc.

double ExpressionVar::objToDouble ( const edm::ObjectWithDict &  obj, method::TypeCode  type  )

static

performs the needed conversion from void* to double this method is used also from the ExpressionLazyVar code

Definition at line 162 of file ExpressionVar.cc.

double ExpressionVar::value ( const edm::ObjectWithDict &  obj ) const

virtual

Implements reco::parser::ExpressionBase.

Definition at line 144 of file ExpressionVar.cc.

Referenced by average.Average::average().

Member Data Documentation

std::vector<MethodInvoker> reco::parser::ExpressionVar::methods_

private

Definition at line 25 of file ExpressionVar.h.

std::vector<bool> reco::parser::ExpressionVar::needsDestructor_

mutableprivate

Definition at line 27 of file ExpressionVar.h.

std::vector<edm::ObjectWithDict> reco::parser::ExpressionVar::objects_

mutableprivate

Definition at line 26 of file ExpressionVar.h.

method::TypeCode reco::parser::ExpressionVar::retType_

private

Definition at line 28 of file ExpressionVar.h.