diff --git a/NPLib/Exogam/TExogamData.h b/NPLib/Exogam/TExogamData.h
index 087b0d339e11a87b6aa08dbfa95599b92db8aef6..79ca7251389d9bda6f6a829b1ed70d638f67b5f4 100644
--- a/NPLib/Exogam/TExogamData.h
+++ b/NPLib/Exogam/TExogamData.h
@@ -52,7 +52,7 @@ class TExogamData : public TObject {
   vector<UShort_t>	fEXO_GOCCE_T_Time;
   // GeFill
   UShort_t             fEXO_Fill;
-
+  int m_NumberOfClover;
  public:
   TExogamData();
   virtual ~TExogamData();
diff --git a/NPLib/Exogam/TExogamPhysics.cxx b/NPLib/Exogam/TExogamPhysics.cxx
index ead6899941a3af0d3a8c7f91235b932b71167bff..3e38d68434a47626f15ac57b20ee59cafa6893da 100644
--- a/NPLib/Exogam/TExogamPhysics.cxx
+++ b/NPLib/Exogam/TExogamPhysics.cxx
@@ -47,6 +47,8 @@ TExogamPhysics::TExogamPhysics()
   GOCCE_Multiplicity    = 0                     ;
   NumberOfHitClover     = 0                     ;
   NumberOfHitCristal    = 0                     ;
+  m_Spectra             = NULL;
+  NumberOfClover=0;
 
   PreTreatedData	= new TExogamData	;
   EventData 		= new TExogamData	;
@@ -529,6 +531,29 @@ void TExogamPhysics::ReadConfiguration(string Path)
 
 }
 
+///////////////////////////////////////////////////////////////////////////
+void TExogamPhysics::InitSpectra(){  
+   m_Spectra = new TExogamSpectra(NumberOfClover);
+}
+
+///////////////////////////////////////////////////////////////////////////
+void TExogamPhysics::FillSpectra(){  
+   m_Spectra -> FillRawSpectra(EventData);
+   m_Spectra -> FillPreTreatedSpectra(PreTreatedData);
+   m_Spectra -> FillPhysicsSpectra(EventPhysics);
+}
+///////////////////////////////////////////////////////////////////////////
+void TExogamPhysics::CheckSpectra(){  
+  m_Spectra->CheckSpectra();  
+}
+///////////////////////////////////////////////////////////////////////////
+void TExogamPhysics::ClearSpectra(){  
+  // To be done
+}
+///////////////////////////////////////////////////////////////////////////
+map< vector<TString> , TH1*> TExogamPhysics::GetSpectra() {
+return m_Spectra->GetMapHisto();
+} 
 
 void TExogamPhysics::AddClover(string AngleFile)
 {
diff --git a/NPLib/Exogam/TExogamPhysics.h b/NPLib/Exogam/TExogamPhysics.h
index a76843b950a3fe5ae63bdeeb247557522308c02d..3df040d943c774ea90de9f4445b79e9284960185 100644
--- a/NPLib/Exogam/TExogamPhysics.h
+++ b/NPLib/Exogam/TExogamPhysics.h
@@ -30,7 +30,7 @@
 #include "../include/CalibrationManager.h"
 #include "../include/VDetector.h"
 #include "TExogamData.h"
-
+#include "TExogamSpectra.h"
 // ROOT 
 #include "TVector2.h" 
 #include "TVector3.h" 
@@ -38,6 +38,8 @@
 //#include "TH1.h"
 
 using namespace std ;
+// Forward Declaration
+class TExogamSpectra;
 
 class TExogamPhysics : public TObject, public NPA::VDetector
 {
@@ -129,6 +131,16 @@ class TExogamPhysics : public TObject, public NPA::VDetector
   void ClearEventData()			{EventData->Clear();}	
   void ClearPreTreatedData()	        {PreTreatedData->Clear();}
 
+    // Method related to the TSpectra classes, aimed at providing a framework for online applications
+    // Instantiate the Spectra class and the histogramm throught it
+    void InitSpectra();
+    // Fill the spectra hold by the spectra class
+    void FillSpectra();
+    // Used for Online mainly, perform check on the histo and for example change their color if issues are found
+    void CheckSpectra();
+    // Used for Online only, clear all the spectra hold by the Spectra class
+    void ClearSpectra();
+
  private:	//	Root Input and Output tree classes
 
  				
@@ -148,7 +160,11 @@ class TExogamPhysics : public TObject, public NPA::VDetector
   Double_t GetSegmentAnglePhi(int Clover, int Cristal, int Segment)    {return(Clover_Angles_Theta_Phi[Clover][Cristal][Segment][1]);};
   Double_t GetSegmentAngleTheta(int Clover, int Cristal, int Segment)  {return(Clover_Angles_Theta_Phi[Clover][Cristal][Segment][0]);};
   
-		
+  private: // Spectra Class   
+    TExogamSpectra*      m_Spectra;//! 
+
+  public: // Spectra Getter
+    map< vector<TString> , TH1*> GetSpectra(); 		
 
   ClassDef(TExogamPhysics,1)  // ExogamPhysics structure
     };