/cvmfs/atlas.cern.ch/repo/sw/ASG/AnalysisBase/2.4.31/xAODRootAccess/xAODRootAccess/TTreeMgr.h

// Dear emacs, this is -*- c++ -*-
// $Id: TTreeMgr.h 746122 2016-05-11 10:11:31Z krasznaa $
#ifndef XAODROOTACCESS_TTREEMGR_H
#define XAODROOTACCESS_TTREEMGR_H

// System include(s):
#include <memory>
#include <string>
#include <vector>

// Local include(s):
#include "xAODRootAccess/TEvent.h"
#include "xAODRootAccess/tools/TReturnCode.h"
#include "xAODRootAccess/tools/TEventTree.h"
#include "xAODRootAccess/tools/TMetaTree.h"

// Forward declaration(s):
class TTree;
class TFile;

namespace xAOD {

   class TTreeMgr {

   public:
      TTreeMgr( TEvent::EAuxMode mode = TEvent::kUndefinedAccess );


      TReturnCode readFrom( ::TFile* file, ::Bool_t useTreeCache = kTRUE,
                            const char* treeName = "CollectionTree" );



      TReturnCode enableEventObj( const std::vector< std::string >& names );
      TReturnCode suppressEventObj( const std::vector< std::string >& names );

      TReturnCode enableMetaObj( const std::vector< std::string >& names );
      TReturnCode suppressMetaObj( const std::vector< std::string >& names );



      ::TTree* eventTree();

      ::TTree* metaTree();


      TEvent& event();

   private:
      std::unique_ptr< TEventTree > m_eventTree;
      std::unique_ptr< TMetaTree > m_metaTree;

      TEvent m_event;

      std::string m_eventTreeName;

      std::vector< std::string > m_enableEventObj;
      std::vector< std::string > m_suppressEventObj;

      std::vector< std::string > m_enableMetaObj;
      std::vector< std::string > m_suppressMetaObj;

   }; // class TTreeMgr

} // namespace xAOD

#endif // XAODROOTACCESS_TTREEMGR_H

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