ChaiCoralConverter.h

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

 
#ifndef CORALUTILITIES_CHAICORALCONVERTER_H
#define CORALUTILITIES_CHAICORALCONVERTER_H
 
#include "AthenaPoolUtilities/AthenaAttributeList.h"
#include "AthenaPoolUtilities/CondAttrListCollection.h"
 
#include <chai/ContainerBase.h>
 
#include <memory>
#include <string>
#include <vector>
 
namespace coral {
  class AttributeList;
  class AttributeListSpecification;
}
 
namespace chai {
  class Container;
  class FieldSpec;
  class VectorContainer;
}

class ChaiCoralConverter {
public:
  static coral::AttributeListSpecification* toCoralSpec(const chai::FieldSpec& fields);

  static chai::FieldSpec toFieldSpec(const coral::AttributeListSpecification& spec);

  static coral::AttributeList toAttributeList(const coral::AttributeListSpecification& spec,
                                              const chai::Values& values);

  static std::vector<coral::AttributeList> toAttributeListVec(const coral::AttributeListSpecification& spec,
                                                              const std::vector<chai::ValuesPtr>& rows);

  static chai::ValuesPtr toValues(chai::FieldSpecPtr fields, const coral::AttributeList& attrList);

  static std::vector<chai::ValuesPtr> toValuesVec(chai::FieldSpecPtr fields,
                                                  const std::vector<coral::AttributeList>& rows);

  static std::unique_ptr<AthenaAttributeList> toAthenaAttributeList(const chai::Container& container);

  static chai::Container toContainer(const AthenaAttributeList& attrList, uint64_t channelId = 0,
                                     const std::string& channelName = "");

  static std::unique_ptr<CondAttrListCollection> toCondAttrListCollection(const chai::Container& container,
                                                                          bool hasRunLumiBlockTime);

  static chai::Container toContainer(const CondAttrListCollection& collection);

  static unsigned int valuesSize(const chai::Values& values);

  static unsigned int payloadSize(const chai::Container& container);

  static unsigned int payloadSize(const chai::VectorContainer& container);
};
 
#endif  // CORALUTILITIES_CHAICORALCONVERTER_H