#ifndef FAIRRUN_H
#define FAIRRUN_H

#include "TNamed.h"
    
class FairTask;
class TFile;
class FairRuntimeDb;
class FairRootManager;

/**
 * Configure the Simuation or Analysis
 * @author M. Al-Turany  D. Bertini
 * @version 0.1
 * @since 12.01.04
 */
   


class FairRun : public TNamed {


public:
	/**
	 * default ctor
	 */
    FairRun();
    /**
	 * default dtor 
	 */
	virtual ~FairRun();
	/**
	 * static instance 
	 */
    static FairRun * Instance();
    /**
     * Add a FAIRTask to the simulation or analysis
     */
    virtual void        AddTask(FairTask *t);
    /**
     * Initialize the Simulation or analysis
     */
    virtual void    Init()=0;
    /**
     * run the analysis or simulation
    */
    virtual void    Run(Int_t NStart =0,Int_t NStop=0)=0;
    /**
     * Set the output file name for analysis or simulation
    */
    void        SetOutputFile(const char *fname);
	/**
	 * return a pointer to the RuntimeDB
	 */
    FairRuntimeDb* GetRuntimeDb(void) {return fRtdb;}
	/**
	 * return a pointer to the output file
	 */
    TFile *GetOutputFile(){return fOutFile;}
	/**
	 * return the run ID for the actul run
	 */
	Int_t  GetRunId() { return ((Int_t) fRunId);}
    /** 
	* return true for Anaylsis session
	*/
    Bool_t	          IsAna(){return fAna;} 
    /**
	*Get task by name
	*/
    FairTask* GetTask(const char* taskName);
    /** 
	 * Return the number of Tasks added to this Run
	 */	
    Int_t     GetNTasks(){return fNTasks;}

    void CreateGeometryFile(const char *geofile);

private:
    FairRun(const FairRun &M);
    FairRun& operator= (const  FairRun&) {return *this;}
    /** Number of Tasks added*/
	Int_t fNTasks;

protected:
    /** static pointer to this run*/
    static FairRun*          fRunInstance;
    /** RuntimeDb*/
	FairRuntimeDb*           fRtdb;
	/** Tasks used*/
    FairTask*                fTask;
	/**Output file name*/
    const char*              Outfname;
    /**IO manager */
	FairRootManager*         fRootManager;
	/**Output file*/
    TFile*		             fOutFile;
	/**Run Id*/
    UInt_t                   fRunId;//!
    /** true for Anaylsis session*/
    Bool_t	          fAna;  //! 
    
	ClassDef(FairRun ,1)
};
#endif //FAIRRUN_H