- Set of changes needed for merging aod files in CAF. Some fixes also for event mixing.
[u/mrichter/AliRoot.git] / STEER / AliVEventHandler.h
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6bc03c45 1#ifndef ALIVEVENTHANDLER_H
2#define ALIVEVENTHANDLER_H
3/* Copyright(c) 1998-2007, ALICE Experiment at CERN, All rights reserved. *
4 * See cxx source for full Copyright notice */
5
6/* $Id$ */
7
8//-------------------------------------------------------------------------
9// Event Handler base class
10// Author: Andreas Morsch, CERN
11//-------------------------------------------------------------------------
12
13#include <TNamed.h>
14
933fd60f 15class TTree;
6bc03c45 16
17class AliVEventHandler : public TNamed {
18
19 public:
20 AliVEventHandler();
21 AliVEventHandler(const char* name, const char* title);
22 virtual ~AliVEventHandler();
7970f4ac 23 // Handled tree
24 virtual TTree *GetTree() { return NULL; }
933fd60f 25 // Output
0931e76a 26 virtual void SetOutputFileName(const char* fname) = 0;
27 virtual const char* GetOutputFileName() = 0;
933fd60f 28 // Input
300d5701 29 virtual void SetInputTree(TTree* tree) = 0;
933fd60f 30 // Steering
300d5701 31 virtual Bool_t Init(Option_t* opt) = 0;
32 virtual Bool_t Init(TTree* tree, Option_t* opt) = 0;
33 virtual Bool_t BeginEvent(Long64_t entry) = 0;
34 virtual Bool_t Notify(const char *path) = 0;
35 virtual Bool_t FinishEvent() = 0;
36 virtual Bool_t Terminate() = 0;
37 virtual Bool_t TerminateIO() = 0;
38 //
276be602 39 virtual Bool_t Notify() { return TNamed::Notify(); };
6bc03c45 40 private :
300d5701 41 ClassDef(AliVEventHandler, 1);
6bc03c45 42};
43
44#endif