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;
24 class AliVEventHandler;
27 class AliAnalysisManager : public TNamed {
31 enum EAliAnalysisContType {
32 kExchangeContainer = 0,
37 enum EAliAnalysisExecMode {
43 enum EAliAnalysisFlags {
45 kDisableBranches = BIT(15)
48 AliAnalysisManager(const char *name = "mgr", const char *title="");
49 virtual ~AliAnalysisManager();
51 AliAnalysisManager(const AliAnalysisManager& other);
52 AliAnalysisManager& operator=(const AliAnalysisManager& other);
54 void StartAnalysis(const char *type="local", TTree *tree=0);
56 virtual void Init(TTree *tree);
57 virtual Bool_t Notify();
58 virtual void SlaveBegin(TTree *tree);
59 virtual Bool_t ProcessCut(Long64_t entry) {return Process(entry);}
60 virtual Bool_t Process(Long64_t entry);
61 virtual Int_t GetEntry(Long64_t entry, Int_t getall = 0);
62 void PackOutput(TList *target);
63 void UnpackOutput(TList *source);
64 virtual void Terminate();
67 static AliAnalysisManager *GetAnalysisManager() {return fgAnalysisManager;}
68 TObjArray *GetContainers() const {return fContainers;}
69 UInt_t GetDebugLevel() const {return fDebug;}
70 TObjArray *GetInputs() const {return fInputs;}
71 TObjArray *GetOutputs() const {return fOutputs;}
72 TObjArray *GetTasks() const {return fTasks;}
73 TObjArray *GetTopTasks() const {return fTopTasks;}
74 TTree *GetTree() const {return fTree;}
75 TObjArray *GetZombieTasks() const {return fZombies;}
76 Long64_t GetCurrentEntry() const {return fCurrentEntry;}
78 GetAnalysisType() const {return fMode;}
80 void SetAnalysisType(EAliAnalysisExecMode mode) {fMode = mode;}
81 void SetCurrentEntry(Long64_t entry) {fCurrentEntry = entry;}
82 void SetDebugLevel(UInt_t level) {fDebug = level;}
83 void SetDisableBranches(Bool_t disable=kTRUE) {TObject::SetBit(kDisableBranches,disable);}
84 void SetInputEventHandler(AliVEventHandler* handler) {fInputEventHandler = handler;}
85 void SetOutputEventHandler(AliVEventHandler* handler) {fOutputEventHandler = handler;}
86 void SetMCtruthEventHandler(AliVEventHandler* handler) {fMCtruthEventHandler = handler;}
87 AliVEventHandler* GetInputEventHandler() {return fInputEventHandler;}
88 AliVEventHandler* GetOutputEventHandler() {return fOutputEventHandler;}
89 AliVEventHandler* GetMCtruthEventHandler() {return fMCtruthEventHandler;}
92 AliAnalysisDataContainer *CreateContainer(const char *name, TClass *datatype,
93 EAliAnalysisContType type = kExchangeContainer,
94 const char *filename = NULL);
96 // Including tasks and getting them
97 void AddTask(AliAnalysisTask *task);
98 AliAnalysisTask *GetTask(const char *name) const;
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();
108 // Analysis initialization and execution, status
109 Bool_t InitAnalysis();
110 Bool_t IsInitialized() const {return fInitOK;}
111 Bool_t IsEventLoop() const {return TObject::TestBit(kEventLoop);}
112 void ResetAnalysis();
113 void ExecAnalysis(Option_t *option="");
114 void FinishAnalysis();
115 void PrintStatus(Option_t *option="all") const;
118 void ImportWrappers(TList *source);
119 void SetEventLoop(Bool_t flag=kTRUE) {TObject::SetBit(kEventLoop,flag);}
122 TTree *fTree; //! Input tree in case of TSelector model
123 AliVEventHandler *fInputEventHandler; // Optional common input event handler
124 AliVEventHandler *fOutputEventHandler; // Optional common output event handler
125 AliVEventHandler *fMCtruthEventHandler; // Optional common MC Truth event handler
126 Long64_t fCurrentEntry; //! Current processed entry in the tree
127 EAliAnalysisExecMode fMode; // Execution mode
128 Bool_t fInitOK; // Initialisation done
129 UInt_t fDebug; // Debug level
130 TObjArray *fTasks; // List of analysis tasks
131 TObjArray *fTopTasks; // List of top tasks
132 TObjArray *fZombies; // List of zombie tasks
133 TObjArray *fContainers; // List of all containers
134 TObjArray *fInputs; // List of containers with input data
135 TObjArray *fOutputs; // List of containers with results
137 static AliAnalysisManager *fgAnalysisManager; //! static pointer to object instance
138 ClassDef(AliAnalysisManager,1) // Analysis manager class