/cvmfs/atlas.cern.ch/repo/sw/ASG/AnalysisBase/2.4.31/tauRecTools/src/PhotonConversionVertex.h

#ifndef TAUREC_PHOTONCONVERSIONVERTEX_H
#define TAUREC_PHOTONCONVERSIONVERTEX_H

#include "tauRecTools/TauRecToolBase.h"
#include "GaudiKernel/ToolHandle.h"

namespace Analysis {
    class TauJetContainer;
}

namespace Rec {
    class TrackParticle;
}

namespace InDet {
    class IVertexFinder;
}

class PhotonConversionVertex : virtual public TauRecToolBase {
public:
    //-------------------------------------------------------------
    //-------------------------------------------------------------
    PhotonConversionVertex(const std::string& name);
    ASG_TOOL_CLASS2(PhotonConversionVertex, TauRecToolBase, ITauToolBase);
    ~PhotonConversionVertex();

    //-------------------------------------------------------------
    //-------------------------------------------------------------
    virtual StatusCode initialize();
    virtual StatusCode finalize();
    virtual StatusCode eventFinalize();
    virtual StatusCode execute(xAOD::TauJet&) { return StatusCode::SUCCESS; }
    virtual StatusCode eventInitialize() { return StatusCode::SUCCESS; }

    virtual void print() const { }

private:
    //-------------------------------------------------------------
    //-------------------------------------------------------------
    template <class T>
    bool openContainer(T* &container, std::string containerName);

    template <class T>
    bool saveContainer(T* &container, std::string containerName);

    template <class T>
    bool retrieveTool(T &tool);

    //-------------------------------------------------------------
    //-------------------------------------------------------------
    double getMinDrTauDecay(const xAOD::TauJetContainer* tauJetCont, const xAOD::TrackParticle *trackParticle);

private:
    //-------------------------------------------------------------
    //-------------------------------------------------------------
    std::string m_inputTauJetContainerName;
    std::string m_inputTrackParticleContainerName;
    std::string m_outputConversionVertexContainerName;

    //-------------------------------------------------------------
    //-------------------------------------------------------------
    double m_maxTauJetDr;

    //-------------------------------------------------------------
    //-------------------------------------------------------------
    ToolHandle<InDet::IVertexFinder> m_vertexFinderTool;
};

#endif

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