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),
49 AliAnalysisManager(const char *name = "mgr", const char *title="");
50 virtual ~AliAnalysisManager();
52 AliAnalysisManager(const AliAnalysisManager& other);
53 AliAnalysisManager& operator=(const AliAnalysisManager& other);
56 void StartAnalysis(const char *type="local", TTree *tree=0, Long64_t nentries=1234567890, Long64_t firstentry=0);
57 void StartAnalysis(const char *type, const char *dataset, Long64_t nentries=1234567890, Long64_t firstentry=0);
59 virtual void Init(TTree *tree);
60 virtual Bool_t Notify();
61 virtual void SlaveBegin(TTree *tree);
62 virtual Bool_t ProcessCut(Long64_t entry) {return Process(entry);}
63 virtual Bool_t Process(Long64_t entry);
64 virtual Int_t GetEntry(Long64_t entry, Int_t getall = 0);
65 void PackOutput(TList *target);
66 void UnpackOutput(TList *source);
67 virtual void Terminate();
70 static AliAnalysisManager *GetAnalysisManager() {return fgAnalysisManager;}
71 TObjArray *GetContainers() const {return fContainers;}
72 UInt_t GetDebugLevel() const {return fDebug;}
73 TObjArray *GetInputs() const {return fInputs;}
74 TObjArray *GetOutputs() const {return fOutputs;}
75 TObjArray *GetTasks() const {return fTasks;}
76 TObjArray *GetTopTasks() const {return fTopTasks;}
77 TTree *GetTree() const {return fTree;}
78 TObjArray *GetZombieTasks() const {return fZombies;}
79 Long64_t GetCurrentEntry() const {return fCurrentEntry;}
81 GetAnalysisType() const {return fMode;}
82 Bool_t IsUsingDataSet() const {return TObject::TestBit(kUseDataSet);}
84 void SetAnalysisType(EAliAnalysisExecMode mode) {fMode = mode;}
85 void SetCurrentEntry(Long64_t entry) {fCurrentEntry = entry;}
86 void SetDebugLevel(UInt_t level) {fDebug = level;}
87 void SetSpecialOutputLocation(const char *location) {fSpecialOutputLocation = location;}
88 void SetDisableBranches(Bool_t disable=kTRUE) {TObject::SetBit(kDisableBranches,disable);}
89 void SetCollectSysInfoEach(Int_t nevents=0) {fNSysInfo = nevents;}
90 void SetInputEventHandler(AliVEventHandler* handler) {fInputEventHandler = handler;}
91 void SetOutputEventHandler(AliVEventHandler* handler) {fOutputEventHandler = handler;}
92 void SetMCtruthEventHandler(AliVEventHandler* handler) {fMCtruthEventHandler = handler;}
93 void SetNSysInfo(Long64_t nevents) {fNSysInfo = nevents;}
94 AliVEventHandler* GetInputEventHandler() {return fInputEventHandler;}
95 AliVEventHandler* GetOutputEventHandler() {return fOutputEventHandler;}
96 AliVEventHandler* GetMCtruthEventHandler() {return fMCtruthEventHandler;}
99 AliAnalysisDataContainer *CreateContainer(const char *name, TClass *datatype,
100 EAliAnalysisContType type = kExchangeContainer,
101 const char *filename = NULL);
103 // Including tasks and getting them
104 void AddTask(AliAnalysisTask *task);
105 AliAnalysisTask *GetTask(const char *name) const;
107 // Connecting data containers to task inputs/outputs
108 Bool_t ConnectInput(AliAnalysisTask *task, Int_t islot,
109 AliAnalysisDataContainer *cont);
110 Bool_t ConnectOutput(AliAnalysisTask *task, Int_t islot,
111 AliAnalysisDataContainer *cont);
112 // Garbage collection
113 void CleanContainers();
115 // Analysis initialization and execution, status
116 Bool_t InitAnalysis();
117 Bool_t IsInitialized() const {return fInitOK;}
118 Bool_t IsEventLoop() const {return TObject::TestBit(kEventLoop);}
119 void ResetAnalysis();
120 void ExecAnalysis(Option_t *option="");
121 void FinishAnalysis();
122 void PrintStatus(Option_t *option="all") const;
125 void ImportWrappers(TList *source);
126 void SetEventLoop(Bool_t flag=kTRUE) {TObject::SetBit(kEventLoop,flag);}
129 TTree *fTree; //! Input tree in case of TSelector model
130 AliVEventHandler *fInputEventHandler; // Optional common input event handler
131 AliVEventHandler *fOutputEventHandler; // Optional common output event handler
132 AliVEventHandler *fMCtruthEventHandler; // Optional common MC Truth event handler
133 Long64_t fCurrentEntry; //! Current processed entry in the tree
134 Long64_t fNSysInfo; // Event frequency for collecting system information
135 EAliAnalysisExecMode fMode; // Execution mode
136 Bool_t fInitOK; // Initialisation done
137 UInt_t fDebug; // Debug level
138 TString fSpecialOutputLocation; // URL/path where the special outputs will be copied
139 TObjArray *fTasks; // List of analysis tasks
140 TObjArray *fTopTasks; // List of top tasks
141 TObjArray *fZombies; // List of zombie tasks
142 TObjArray *fContainers; // List of all containers
143 TObjArray *fInputs; // List of containers with input data
144 TObjArray *fOutputs; // List of containers with results
146 static AliAnalysisManager *fgAnalysisManager; //! static pointer to object instance
147 ClassDef(AliAnalysisManager,3) // Analysis manager class