StringObjectFunction< T, DefaultLazyness > Struct Template Reference

#include <StringObjectFunction.h>

List of all members.

Public Member Functions
double	operator() (const T &t) const
	StringObjectFunction (const std::string &expr, bool lazy=DefaultLazyness)
	StringObjectFunction (const reco::parser::ExpressionPtr &expr)
Private Attributes
reco::parser::ExpressionPtr	expr_
edm::TypeWithDict	type_

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Detailed Description

template<typename T, bool DefaultLazyness = false>
struct StringObjectFunction< T, DefaultLazyness >

Definition at line 16 of file StringObjectFunction.h.

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Constructor & Destructor Documentation

template<typename T, bool DefaultLazyness = false>

StringObjectFunction< T, DefaultLazyness >::StringObjectFunction	(	const std::string &	expr,
		bool	lazy = DefaultLazyness
	)		[inline]

Definition at line 17 of file StringObjectFunction.h.

                                                                          : 
    type_(typeid(T)) {
    if(! reco::parser::expressionParser<T>(expr, expr_, lazy)) {
      throw edm::Exception(edm::errors::Configuration,
                           "failed to parse \"" + expr + "\"");
    }
  }

template<typename T, bool DefaultLazyness = false>

StringObjectFunction< T, DefaultLazyness >::StringObjectFunction

(

const reco::parser::ExpressionPtr &

expr

)

[inline]

Definition at line 24 of file StringObjectFunction.h.

                                                             : 
    expr_(expr),
    type_(typeid(T)) {
  }

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Member Function Documentation

template<typename T, bool DefaultLazyness = false>

double StringObjectFunction< T, DefaultLazyness >::operator()

(

const T &

t

)

const [inline]

Definition at line 28 of file StringObjectFunction.h.

                                       {
    edm::ObjectWithDict o(type_, const_cast<T *>(& t));
    return expr_->value(o);  
  }

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Member Data Documentation

template<typename T, bool DefaultLazyness = false>

reco::parser::ExpressionPtr StringObjectFunction< T, DefaultLazyness >::expr_ [private]

Definition at line 34 of file StringObjectFunction.h.

Referenced by StringObjectFunction< reco::PFJet >::operator()(), and StringObjectFunction< reco::PFJet >::StringObjectFunction().

template<typename T, bool DefaultLazyness = false>

edm::TypeWithDict StringObjectFunction< T, DefaultLazyness >::type_ [private]

Definition at line 35 of file StringObjectFunction.h.

Referenced by StringObjectFunction< reco::PFJet >::operator()().