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// -*- C++ -*-
#ifndef Fireworks_Core_FWExpressionEvaluator_h
#define Fireworks_Core_FWExpressionEvaluator_h
//
// Package: Core
// Class : FWExpressionEvaluator
//
/**\class FWExpressionEvaluator FWExpressionEvaluator.h Fireworks/Core/interface/FWExpressionEvaluator.h
Description: <one line class summary>
Usage:
<usage>
*/
//
// Original Author: Chris Jones
// Created: Fri Feb 29 13:39:51 PST 2008
//
// system include files
#include <string>
#include "FWCore/Reflection/interface/TypeWithDict.h"
// user include files
#include "CommonTools/Utils/interface/parser/ExpressionPtr.h"
#include "CommonTools/Utils/interface/parser/ExpressionBase.h"
// forward declarations
class FWExpressionEvaluator {
public:
FWExpressionEvaluator(const std::string& iExpression, const std::string& iClassName);
virtual ~FWExpressionEvaluator();
// ---------- const member functions ---------------------
const std::string& expression() const;
double evalExpression(const void*) const;
// ---------- static member functions --------------------
// ---------- member functions ---------------------------
/** Throws an FWExpressionException if there is a problem */
void setExpression(const std::string&);
void setClassName(const std::string&);
private:
//FWExpressionEvaluator(const FWExpressionEvaluator&); // stop default
//const FWExpressionEvaluator& operator=(const FWExpressionEvaluator&); // stop default
// ---------- member data --------------------------------
std::string m_expression;
std::string m_className;
reco::parser::ExpressionPtr m_expr;
edm::TypeWithDict m_type;
};
#endif
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