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 //==============================================================================
23 class AliAnalysisSelector;
24 class AliAnalysisDataContainer;
25 class AliAnalysisTask;
26 class AliVEventHandler;
28 class AliAnalysisGrid;
31 class AliAnalysisManager : public TNamed {
35 enum EAliAnalysisContType {
36 kExchangeContainer = 0,
41 enum EAliAnalysisExecMode {
48 enum EAliAnalysisFlags {
50 kDisableBranches = BIT(15),
54 AliAnalysisManager(const char *name = "mgr", const char *title="");
55 virtual ~AliAnalysisManager();
57 AliAnalysisManager(const AliAnalysisManager& other);
58 AliAnalysisManager& operator=(const AliAnalysisManager& other);
61 void StartAnalysis(const char *type="local", TTree *tree=0, Long64_t nentries=1234567890, Long64_t firstentry=0);
62 void StartAnalysis(const char *type, const char *dataset, Long64_t nentries=1234567890, Long64_t firstentry=0);
64 virtual Bool_t Init(TTree *tree);
65 virtual Bool_t Notify();
66 virtual void SlaveBegin(TTree *tree);
67 virtual Bool_t ProcessCut(Long64_t entry) {return Process(entry);}
68 virtual Bool_t Process(Long64_t entry);
69 virtual Int_t GetEntry(Long64_t entry, Int_t getall = 0);
70 TFile *OpenProofFile(const char *name, const char *option);
71 void PackOutput(TList *target);
72 void UnpackOutput(TList *source);
73 virtual void Terminate();
76 static AliAnalysisManager *GetAnalysisManager() {return fgAnalysisManager;}
77 TObjArray *GetContainers() const {return fContainers;}
78 UInt_t GetDebugLevel() const {return fDebug;}
79 TObjArray *GetInputs() const {return fInputs;}
80 TObjArray *GetOutputs() const {return fOutputs;}
81 TObjArray *GetTasks() const {return fTasks;}
82 TObjArray *GetTopTasks() const {return fTopTasks;}
83 TTree *GetTree() const {return fTree;}
84 TObjArray *GetZombieTasks() const {return fZombies;}
85 Long64_t GetCurrentEntry() const {return fCurrentEntry;}
87 GetAnalysisType() const {return fMode;}
88 Bool_t IsUsingDataSet() const {return TObject::TestBit(kUseDataSet);}
90 void SetAnalysisType(EAliAnalysisExecMode mode) {fMode = mode;}
91 void SetCurrentEntry(Long64_t entry) {fCurrentEntry = entry;}
92 void SetDebugLevel(UInt_t level) {fDebug = level;}
93 void SetSpecialOutputLocation(const char *location) {fSpecialOutputLocation = location;}
94 void SetDisableBranches(Bool_t disable=kTRUE) {TObject::SetBit(kDisableBranches,disable);}
95 void SetCollectSysInfoEach(Int_t nevents=0) {fNSysInfo = nevents;}
96 void SetInputEventHandler(AliVEventHandler* handler) {fInputEventHandler = handler;}
97 void SetOutputEventHandler(AliVEventHandler* handler) {fOutputEventHandler = handler;}
98 void SetMCtruthEventHandler(AliVEventHandler* handler) {fMCtruthEventHandler = handler;}
99 void SetGridHandler(AliAnalysisGrid *handler) {fGridHandler = handler;}
100 void SetEventPool(AliVEventPool* epool) {fEventPool = epool;}
101 void SetNSysInfo(Long64_t nevents) {fNSysInfo = nevents;}
102 void SetSelector(AliAnalysisSelector *sel) {fSelector = sel;}
103 AliVEventHandler* GetInputEventHandler() {return fInputEventHandler;}
104 AliVEventHandler* GetOutputEventHandler() {return fOutputEventHandler;}
105 AliVEventHandler* GetMCtruthEventHandler() {return fMCtruthEventHandler;}
106 AliAnalysisGrid* GetGridHandler() {return fGridHandler;}
107 AliVEventPool* GetEventPool() {return fEventPool;}
109 // Container handling
110 AliAnalysisDataContainer *CreateContainer(const char *name, TClass *datatype,
111 EAliAnalysisContType type = kExchangeContainer,
112 const char *filename = NULL);
114 // Including tasks and getting them
115 void AddTask(AliAnalysisTask *task);
116 AliAnalysisTask *GetTask(const char *name) const;
118 // Connecting data containers to task inputs/outputs
119 Bool_t ConnectInput(AliAnalysisTask *task, Int_t islot,
120 AliAnalysisDataContainer *cont);
121 Bool_t ConnectOutput(AliAnalysisTask *task, Int_t islot,
122 AliAnalysisDataContainer *cont);
123 // Garbage collection
124 void CleanContainers();
126 // Analysis initialization and execution, status
127 Bool_t InitAnalysis();
128 Bool_t IsInitialized() const {return fInitOK;}
129 Bool_t IsEventLoop() const {return TObject::TestBit(kEventLoop);}
130 void ResetAnalysis();
131 void ExecAnalysis(Option_t *option="");
132 void FinishAnalysis();
133 void PrintStatus(Option_t *option="all") const;
136 void ImportWrappers(TList *source);
137 void SetEventLoop(Bool_t flag=kTRUE) {TObject::SetBit(kEventLoop,flag);}
140 TTree *fTree; //! Input tree in case of TSelector model
141 AliVEventHandler *fInputEventHandler; // Optional common input event handler
142 AliVEventHandler *fOutputEventHandler; // Optional common output event handler
143 AliVEventHandler *fMCtruthEventHandler; // Optional common MC Truth event handler
144 AliVEventPool *fEventPool; // Event pool for mixing analysis
145 Long64_t fCurrentEntry; //! Current processed entry in the tree
146 Long64_t fNSysInfo; // Event frequency for collecting system information
147 EAliAnalysisExecMode fMode; // Execution mode
148 Bool_t fInitOK; // Initialisation done
149 UInt_t fDebug; // Debug level
150 TString fSpecialOutputLocation; // URL/path where the special outputs will be copied
151 TObjArray *fTasks; // List of analysis tasks
152 TObjArray *fTopTasks; // List of top tasks
153 TObjArray *fZombies; // List of zombie tasks
154 TObjArray *fContainers; // List of all containers
155 TObjArray *fInputs; // List of containers with input data
156 TObjArray *fOutputs; // List of containers with results
157 AliAnalysisSelector *fSelector; //! Current selector
158 AliAnalysisGrid *fGridHandler; //! Grid handler plugin
160 static AliAnalysisManager *fgAnalysisManager; //! static pointer to object instance
161 ClassDef(AliAnalysisManager,3) // Analysis manager class