IProxyLoader.h

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/*
  Copyright (C) 2002-2026 CERN for the benefit of the ATLAS collaboration
*/

// IProxyLoader.h, (c) ATLAS Detector software
// Author: Thomas Gillam (thomas.gillam@cern.ch)
// ExpressionParsing library
 
#ifndef IPROXY_LOADER_H
#define IPROXY_LOADER_H
 
#include "IAccessor.h"
#include <string>
#include <vector>
#include <utility>
 
namespace ExpressionParsing {
  class IProxyLoader : public IAccessor {
    public:
      using VariableType = IAccessor::VariableType;
 
      virtual ~IProxyLoader() { }
 
      virtual void reset() = 0;
 
      virtual std::pair< IAccessor::VariableType, const IAccessor &>
              getAccessorFromString(const EventContext &ctx, const std::string &varname) const = 0;
 
  };
}
 
#endif // IPROXY_LOADER_H