New code for common reading and interpretting of the GRP related data in OCDB. The...

[u/mrichter/AliRoot.git] / STEER / AliGRPManager.h

diff --git a/STEER/AliGRPManager.h b/STEER/AliGRPManager.h
new file mode 100644 (file)
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+++ b/STEER/AliGRPManager.h
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+#ifndef ALIGRPMANAGER_H
+#define ALIGRPMANAGER_H
+/* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
+ * See cxx source for full Copyright notice                               */
+
+////////////////////////////////////////////////////////////////////////////
+//                                                                        //
+// AliGRPManager class                                                    //
+// The class can be used in order to access and read the Global Run       //
+// Parameters entry from OCDB.                                            //
+// It has a methods to set the magnetic field instanton and return        //
+// the run and event info objects.                                        //
+//                                                                        //
+// cvetan.cheshkov@cern.ch 15/06/2009                                     //
+////////////////////////////////////////////////////////////////////////////
+
+#include <TObject.h>
+
+class AliRunInfo;
+class AliGRPObject;
+
+class AliGRPManager: public TObject {
+public:
+  AliGRPManager();
+  virtual ~AliGRPManager();
+
+  const AliGRPObject* GetGRPData() const { return fGRPData; }
+
+  Bool_t      ReadGRPEntry();
+  Bool_t      SetMagField();
+
+  AliRunInfo* GetRunInfo();
+
+private:
+  Bool_t SetFieldMap(Float_t l3Current=30000., Float_t diCurrent=6000., 
+                    Float_t l3Pol=1., Float_t dipPol=1., Float_t benergy=7000., 
+                    const Char_t* btype="pp",  
+                    const Char_t* path="$(ALICE_ROOT)/data/maps/mfchebKGI_sym.root");
+
+  AliGRPObject*  fGRPData;        // Data from the GRP/GRP/Data CDB folder
+
+  AliGRPManager(const AliGRPManager& man);
+  AliGRPManager& operator = (const AliGRPManager& man);
+
+  ClassDef(AliGRPManager, 0)      // class for accessing GRP
+};
+
+#endif