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ntupleWriterSvc.h

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#ifndef _H_ntupleWriterSvc_
#define _H_ntupleWriterSvc_


// includes
#include "GaudiKernel/Service.h"
#include "GaudiKernel/IIncidentListener.h"
#include "ntupleWriterSvc/INTupleWriterSvc.h"
#include "GaudiKernel/INTupleSvc.h"
#include "GaudiKernel/NTuple.h"

#include <map>

//forward declarations
template <class TYPE> class SvcFactory;

class ntupleWriterSvc :  public Service, virtual public IIncidentListener,
                        virtual public INTupleWriterSvc
{  


public:

    //------------------------------------------------------------------
    //  stuff required by a Service
    
    virtual StatusCode initialize ();
    
    virtual StatusCode finalize ();
    //------------------------------------------------------------------
    virtual void handle(const Incident& inc);    
 
   virtual StatusCode queryInterface( const IID& riid, void** ppvUnknown );

   virtual SmartDataPtr<NTuple::Tuple> getNTuple(const char *tupleName);

   virtual StatusCode addItem(const char *tupleName, const char *item, double val);

   virtual StatusCode saveNTuples();

   // Set a flag to denote whether or not to store a row
   virtual void storeRowFlag(bool flag) { m_storeFlag = flag; };
   // retrieve the flag that denotes whether or not to store a row
   virtual bool storeRowFlag() { return m_storeFlag; };

   int isFinite(float val);

protected: 

    ntupleWriterSvc ( const std::string& name, ISvcLocator* al );
    

private:

    INTupleSvc *ntupleSvc;

    // Allow SvcFactory to instantiate the service.
    friend class SvcFactory<ntupleWriterSvc>;
    void beginEvent();
    void endEvent();
    StatusCode bookNTuple(int index, const char *title);
    StatusCode writeNTuple(int index);
    StatusCode addValue(const char *tupleName, const char *item, double val);



    std::vector<std::string> m_tuple_name;
    std::vector<std::string> m_TDS_tuple_name;  
    std::vector<std::string> m_fileName;

    std::map<std::string, std::string> m_tuples;

    bool m_storeFlag;

    static unsigned int m_tupleCounter;
};


#endif // _H_ntupleWriterSvc

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