Method SetInputTree() added to the interface.
[u/mrichter/AliRoot.git] / ANALYSIS / AliAnalysisManager.h
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d3106602 1#ifndef ALIANALYSISMANAGER_H
2#define ALIANALYSISMANAGER_H
3/* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
4 * See cxx source for full Copyright notice */
5
6/* $Id$ */
7// Author: Andrei Gheata, 31/05/2006
8
9//==============================================================================
10// AliAnalysysManager - Manager analysis class. Allows creation of several
11// analysis tasks and data containers storing their input/output. Allows
12// connecting/chaining tasks via shared data containers. Serializes the current
13// event for all tasks depending only on initial input data.
14//==============================================================================
15
c52c2132 16#ifndef ROOT_TNamed
17#include <TNamed.h>
d3106602 18#endif
19
20class TClass;
c52c2132 21class TTree;
d3106602 22class AliAnalysisDataContainer;
23class AliAnalysisTask;
d2f1d9ef 24class AliVEventHandler;
8c9485b2 25
d3106602 26
c52c2132 27class AliAnalysisManager : public TNamed {
d3106602 28
29public:
30
31enum EAliAnalysisContType {
c52c2132 32 kExchangeContainer = 0,
d3106602 33 kInputContainer = 1,
34 kOutputContainer = 2
35};
c52c2132 36
37enum EAliAnalysisExecMode {
38 kLocalAnalysis = 0,
39 kProofAnalysis = 1,
40 kGridAnalysis = 2
41};
42
efd53803 43enum EAliAnalysisFlags {
b1310ef5 44 kEventLoop = BIT(14),
45 kDisableBranches = BIT(15)
efd53803 46};
47
d3106602 48 AliAnalysisManager();
c52c2132 49 AliAnalysisManager(const char *name, const char *title="");
d3106602 50 virtual ~AliAnalysisManager();
c52c2132 51
52 AliAnalysisManager(const AliAnalysisManager& other);
53 AliAnalysisManager& operator=(const AliAnalysisManager& other);
d3106602 54
c52c2132 55 void StartAnalysis(const char *type="local", TTree *tree=0);
56
d3106602 57 virtual void Init(TTree *tree);
58 virtual void Begin(TTree *tree);
327eaf46 59 virtual Bool_t Notify();
d3106602 60 virtual void SlaveBegin(TTree *tree);
327eaf46 61 virtual Bool_t ProcessCut(Long64_t entry) {return Process(entry);}
d3106602 62 virtual Bool_t Process(Long64_t entry);
327eaf46 63 virtual Int_t GetEntry(Long64_t entry, Int_t getall = 0);
c52c2132 64 void PackOutput(TList *target);
65 void UnpackOutput(TList *source);
d3106602 66 virtual void Terminate();
67
c52c2132 68 // Getters/Setters
69 static AliAnalysisManager *GetAnalysisManager() {return fgAnalysisManager;}
d3106602 70 TObjArray *GetContainers() const {return fContainers;}
c52c2132 71 UInt_t GetDebugLevel() const {return fDebug;}
d3106602 72 TObjArray *GetInputs() const {return fInputs;}
73 TObjArray *GetOutputs() const {return fOutputs;}
74 TObjArray *GetTasks() const {return fTasks;}
75 TObjArray *GetTopTasks() const {return fTopTasks;}
c52c2132 76 TTree *GetTree() const {return fTree;}
d3106602 77 TObjArray *GetZombieTasks() const {return fZombies;}
c52c2132 78 Long64_t GetCurrentEntry() const {return fCurrentEntry;}
79 EAliAnalysisExecMode
80 GetAnalysisType() const {return fMode;}
81
82 void SetAnalysisType(EAliAnalysisExecMode mode) {fMode = mode;}
83 void SetCurrentEntry(Long64_t entry) {fCurrentEntry = entry;}
84 void SetDebugLevel(UInt_t level) {fDebug = level;}
b1310ef5 85 void SetDisableBranches(Bool_t disable=kTRUE) {TObject::SetBit(kDisableBranches,disable);}
d2f1d9ef 86 void SetOutputEventHandler(AliVEventHandler* handler) {fOutputEventHandler = handler;}
87 void SetMCtruthEventHandler(AliVEventHandler* handler) {fMCtruthEventHandler = handler;}
88 AliVEventHandler* GetOutputEventHandler() {return fOutputEventHandler;}
89 AliVEventHandler* GetMCtruthEventHandler() {return fMCtruthEventHandler;}
d3106602 90
91 // Container handling
92 AliAnalysisDataContainer *CreateContainer(const char *name, TClass *datatype,
c52c2132 93 EAliAnalysisContType type = kExchangeContainer,
94 const char *filename = NULL);
d3106602 95
96 // Including tasks and getting them
97 void AddTask(AliAnalysisTask *task);
98 AliAnalysisTask *GetTask(const char *name) const;
99
100 // Connecting data containers to task inputs/outputs
101 Bool_t ConnectInput(AliAnalysisTask *task, Int_t islot,
102 AliAnalysisDataContainer *cont);
103 Bool_t ConnectOutput(AliAnalysisTask *task, Int_t islot,
104 AliAnalysisDataContainer *cont);
105 // Garbage collection
106 void CleanContainers();
107
108 // Analysis initialization and execution, status
109 Bool_t InitAnalysis();
110 Bool_t IsInitialized() const {return fInitOK;}
efd53803 111 Bool_t IsEventLoop() const {return TObject::TestBit(kEventLoop);}
d3106602 112 void ResetAnalysis();
113 void ExecAnalysis(Option_t *option="");
114 void FinishAnalysis();
115 void PrintStatus(Option_t *option="all") const;
116
117protected:
981f2614 118 void ImportWrappers(TList *source);
efd53803 119 void SetEventLoop(Bool_t flag=kTRUE) {TObject::SetBit(kEventLoop,flag);}
d3106602 120
5daf9fd2 121private:
6bb2b24f 122 TTree *fTree; //! Input tree in case of TSelector model
d2f1d9ef 123 AliVEventHandler *fOutputEventHandler; // Optional common output event handler
124 AliVEventHandler *fMCtruthEventHandler; // Optional common MC Truth event handler
6bb2b24f 125 Long64_t fCurrentEntry; //! Current processed entry in the tree
126 EAliAnalysisExecMode fMode; // Execution mode
127 Bool_t fInitOK; // Initialisation done
128 UInt_t fDebug; // Debug level
129 TObjArray *fTasks; // List of analysis tasks
130 TObjArray *fTopTasks; // List of top tasks
131 TObjArray *fZombies; // List of zombie tasks
132 TObjArray *fContainers; // List of all containers
133 TObjArray *fInputs; // List of containers with input data
134 TObjArray *fOutputs; // List of containers with results
5daf9fd2 135
c52c2132 136 static AliAnalysisManager *fgAnalysisManager; //! static pointer to object instance
d3106602 137 ClassDef(AliAnalysisManager,1) // Analysis manager class
138};
139#endif