ROBPrefetchingAlg.h

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/*
  Copyright (C) 2002-2022 CERN for the benefit of the ATLAS collaboration
*/
 
#ifndef TRIGGENERICALGS_ROBPrefetchingAlg_h
#define TRIGGENERICALGS_ROBPrefetchingAlg_h
 
// Trigger includes
#include "TrigCompositeUtils/TrigCompositeUtils.h"
 
// Athena includes
#include "AthenaBaseComps/AthReentrantAlgorithm.h"
#include "ByteStreamCnvSvcBase/IROBDataProviderSvc.h"
#include "IRegionSelector/IRegSelTool.h"
#include "StoreGate/ReadHandleKeyArray.h"
 
// System includes
#include <string>
#include <vector>
#include <unordered_set>

class ROBPrefetchingAlg : public AthReentrantAlgorithm {
public:
  ROBPrefetchingAlg(const std::string& name, ISvcLocator* svcLoc);
  virtual StatusCode initialize() override;
  virtual StatusCode execute(const EventContext& eventContext) const override;
 
private:
  SG::ReadHandleKeyArray<TrigCompositeUtils::DecisionContainer> m_inputDecisions {
    this, "ROBPrefetchingInputDecisions", {}, "Input Decisions"};

  ToolHandleArray<IRegSelTool> m_regionSelectorTools {
    this, "RegionSelectorTools", {}, "Region Selector tools"};

  ServiceHandle<IROBDataProviderSvc> m_robDataProviderSvc {
    this, "ROBDataProviderSvc", "ROBDataProviderSvc", "Name of the ROB data provider"};

  Gaudi::Property<std::string> m_roiLinkName {
    this, "RoILinkName", TrigCompositeUtils::roiString(), "The string identifying links from Decisions to RoIs"};

  Gaudi::Property<std::vector<TrigCompositeUtils::DecisionID>> m_chainFilterVec {
    this, "ChainFilter", {}, "Apply prefetching only to RoIs from Decisions where chains from this list are active. Empty list means no filtering."};

  std::unordered_set<TrigCompositeUtils::DecisionID> m_chainFilter;
};
 
#endif // TRIGGENERICALGS_ROBPrefetchingAlg_h