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 */
7 // Author: Andrei Gheata, 31/05/2006
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 //==============================================================================
22 class AliAnalysisDataContainer;
23 class AliAnalysisTask;
25 class AliAnalysisManager : public TNamed {
29 enum EAliAnalysisContType {
30 kExchangeContainer = 0,
35 enum EAliAnalysisExecMode {
42 AliAnalysisManager(const char *name, const char *title="");
43 virtual ~AliAnalysisManager();
45 AliAnalysisManager(const AliAnalysisManager& other);
46 AliAnalysisManager& operator=(const AliAnalysisManager& other);
48 void StartAnalysis(const char *type="local", TTree *tree=0);
50 virtual void Init(TTree *tree);
51 virtual void Begin(TTree *tree);
52 virtual Bool_t Notify();
53 virtual void SlaveBegin(TTree *tree);
54 virtual Bool_t ProcessCut(Long64_t entry) {return Process(entry);}
55 virtual Bool_t Process(Long64_t entry);
56 virtual Int_t GetEntry(Long64_t entry, Int_t getall = 0);
57 void PackOutput(TList *target);
58 void UnpackOutput(TList *source);
59 virtual void Terminate();
62 static AliAnalysisManager *GetAnalysisManager() {return fgAnalysisManager;}
63 TObjArray *GetContainers() const {return fContainers;}
64 UInt_t GetDebugLevel() const {return fDebug;}
65 TObjArray *GetInputs() const {return fInputs;}
66 TObjArray *GetOutputs() const {return fOutputs;}
67 TObjArray *GetTasks() const {return fTasks;}
68 TObjArray *GetTopTasks() const {return fTopTasks;}
69 TTree *GetTree() const {return fTree;}
70 TObjArray *GetZombieTasks() const {return fZombies;}
71 Long64_t GetCurrentEntry() const {return fCurrentEntry;}
73 GetAnalysisType() const {return fMode;}
75 void SetAnalysisType(EAliAnalysisExecMode mode) {fMode = mode;}
76 void SetCurrentEntry(Long64_t entry) {fCurrentEntry = entry;}
77 void SetDebugLevel(UInt_t level) {fDebug = level;}
80 AliAnalysisDataContainer *CreateContainer(const char *name, TClass *datatype,
81 EAliAnalysisContType type = kExchangeContainer,
82 const char *filename = NULL);
84 // Including tasks and getting them
85 void AddTask(AliAnalysisTask *task);
86 AliAnalysisTask *GetTask(const char *name) const;
88 // Connecting data containers to task inputs/outputs
89 Bool_t ConnectInput(AliAnalysisTask *task, Int_t islot,
90 AliAnalysisDataContainer *cont);
91 Bool_t ConnectOutput(AliAnalysisTask *task, Int_t islot,
92 AliAnalysisDataContainer *cont);
94 void CleanContainers();
96 // Analysis initialization and execution, status
97 Bool_t InitAnalysis();
98 Bool_t IsInitialized() const {return fInitOK;}
100 void ExecAnalysis(Option_t *option="");
101 void FinishAnalysis();
102 void PrintStatus(Option_t *option="all") const;
105 void ReplaceOutputContainers(TList *source);
108 TTree *fTree; //! Input tree in case of TSelector model
109 Long64_t fCurrentEntry; //! Current processed entry in the tree
110 EAliAnalysisExecMode fMode; // Execution mode
111 Bool_t fInitOK; // Initialisation done
112 UInt_t fDebug; // Debug level
113 TObjArray *fTasks; // List of analysis tasks
114 TObjArray *fTopTasks; // List of top tasks
115 TObjArray *fZombies; // List of zombie tasks
116 TObjArray *fContainers; // List of all containers
117 TObjArray *fInputs; // List of containers with input data
118 TObjArray *fOutputs; // List of containers with results
120 static AliAnalysisManager *fgAnalysisManager; //! static pointer to object instance
121 ClassDef(AliAnalysisManager,1) // Analysis manager class