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// $Id$
//
// 080721 Create adjust_final_state method by T. Koi  
// 080801 Introduce theNDLDataA,Z which has A and Z of NDL data by T. Koi
//
#ifndef G4NeutronHPFinalState_h
#define G4NeutronHPFinalState_h

#include "G4Material.hh"
#include "G4FastVector.hh"
#include "G4HadFinalState.hh"
#include "G4NeutronHPNames.hh"
#include "G4NeutronHPVector.hh"
#include "G4HadProjectile.hh"

class G4NeutronHPFinalState
{
public:

  G4NeutronHPFinalState()
  { 
    hasFSData = true; 
    hasXsec = true;
    hasAnyData = true;
    theBaseZ = 0;
    theBaseA = 0;
    theBaseM = 0;

    theNDLDataZ = 0;
    theNDLDataA = 0;

     adjustResult = true;
     if ( getenv( "G4NEUTRONHP_DO_NOT_ADJUST_FINAL_STATE" ) ) adjustResult = false;

  };
  
  virtual ~G4NeutronHPFinalState(){};

  //virtual void Init (G4double A, G4double Z, G4String & dirName, G4String & aFSType) = 0;
  void Init (G4double A, G4double Z, G4String & dirName, G4String & aFSType) { G4int M = 0; Init ( A, Z, M, dirName, aFSType); };
  virtual void Init (G4double A, G4double Z, G4int M, G4String & dirName, G4String & aFSType) =0;
  virtual G4HadFinalState * ApplyYourself(const G4HadProjectile & ) 
  {
    throw G4HadronicException(__FILE__, __LINE__, "G4HadFinalState * ApplyYourself(const G4HadProjectile & theTrack) needs implementation");
    return 0;
  };
  
  // of course this would better be Done templating G4NeutronHPChannel..., 
  // but due to peculiarities of the DEC compiler, this way it
  // is easier to maintain.
  virtual G4NeutronHPFinalState * New() = 0;
  
  G4bool HasXsec() {return hasXsec;};
  G4bool HasFSData() {return hasFSData;};
  G4bool HasAnyData() {return hasAnyData;};
  
  virtual G4double GetXsec(G4double ) { return 0; };
  virtual G4NeutronHPVector * GetXsec() { return 0; };
  
  void     SetA_Z(G4double anA, G4double aZ, G4int aM=0) {theBaseA = anA; theBaseZ = aZ; theBaseM=aM; };
  G4double GetZ() { return theBaseZ; };
  G4double GetN() { return theBaseA; };
  G4int GetM() { return theBaseM; };
  
  protected:
     void SetAZMs(G4double anA, G4double aZ, G4int aM, G4NeutronHPDataUsed used) 
     { theBaseA = anA; theBaseZ = aZ; theBaseM=aM; 
       theNDLDataA=(G4int)used.GetA(); theNDLDataZ=(G4int)used.GetZ(); theNDLDataM=used.GetM(); };
  
  G4bool hasXsec;
  G4bool hasFSData;
  G4bool hasAnyData;
  G4NeutronHPNames theNames;
  
  G4HadFinalState theResult;
  
  G4double theBaseA;
  G4double theBaseZ;
  G4int theBaseM;


//080721
   protected:
      void adjust_final_state ( G4LorentzVector );
      G4int theNDLDataZ;
      G4int theNDLDataA;
      G4int theNDLDataM;

   private:
      G4bool adjustResult;


};
#endif