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Implementing better the kSigma2 approach - dEdx(measured)/dEdx(theory)
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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
16#ifndef ROOT_TNamed
17#include <TNamed.h>
18#endif
19
20class TClass;
21class TTree;
22class TFile;
23class TStopwatch;
24class AliAnalysisSelector;
25class AliAnalysisDataContainer;
26class AliAnalysisTask;
27class AliVEventHandler;
28class AliVEventPool;
29class AliAnalysisGrid;
30
31
32class AliAnalysisManager : public TNamed {
33
34public:
35
36enum EAliAnalysisContType {
37 kExchangeContainer = 0,
38 kInputContainer = 1,
39 kOutputContainer = 2
40};
41
42enum EAliAnalysisExecMode {
43 kLocalAnalysis = 0,
44 kProofAnalysis = 1,
45 kGridAnalysis = 2,
46 kMixingAnalysis = 3
47};
48
49enum EAliAnalysisFlags {
50 kEventLoop = BIT(14),
51 kDisableBranches = BIT(15),
52 kUseDataSet = BIT(16),
53 kSaveCanvases = BIT(17),
54 kExternalLoop = BIT(18),
55 kSkipTerminate = BIT(19)
56};
57
58 AliAnalysisManager(const char *name = "mgr", const char *title="");
59 virtual ~AliAnalysisManager();
60
61 AliAnalysisManager(const AliAnalysisManager& other);
62 AliAnalysisManager& operator=(const AliAnalysisManager& other);
63
64 // Event loop control
65 virtual Int_t GetEntry(Long64_t entry, Int_t getall = 0);
66 virtual Bool_t Init(TTree *tree);
67 virtual Bool_t Notify();
68 virtual Bool_t ProcessCut(Long64_t entry) {return Process(entry);}
69 virtual Bool_t Process(Long64_t entry);
70 TFile *OpenProofFile(AliAnalysisDataContainer *cont, const char *option);
71 static TFile *OpenFile(AliAnalysisDataContainer *cont, const char *option, Bool_t ignoreProof=kFALSE);
72 void PackOutput(TList *target);
73 void RegisterExtraFile(const char *fname);
74 void StartAnalysis(const char *type="local", TTree *tree=0, Long64_t nentries=1234567890, Long64_t firstentry=0);
75 void StartAnalysis(const char *type, const char *dataset, Long64_t nentries=1234567890, Long64_t firstentry=0);
76 virtual void SlaveBegin(TTree *tree);
77 virtual void Terminate();
78 void UnpackOutput(TList *source);
79
80 // Getters/Setters
81 static AliAnalysisManager *GetAnalysisManager() {return fgAnalysisManager;}
82 EAliAnalysisExecMode
83 GetAnalysisType() const {return fMode;}
84 void GetAnalysisTypeString(TString &type) const;
85 static const char *GetCommonFileName() {return fgCommonFileName.Data();}
86 AliAnalysisDataContainer *
87 GetCommonInputContainer() {return fCommonInput;}
88 AliAnalysisDataContainer *
89 GetCommonOutputContainer() {return fCommonOutput;}
90 TObjArray *GetContainers() const {return fContainers;}
91 Long64_t GetCurrentEntry() const {return fCurrentEntry;}
92 UInt_t GetDebugLevel() const {return fDebug;}
93 TString GetExtraFiles() const {return fExtraFiles;}
94 AliVEventPool* GetEventPool() {return fEventPool;}
95 Bool_t GetFileFromWrapper(const char *filename, TList *source);
96 AliAnalysisGrid* GetGridHandler() {return fGridHandler;}
97 TObjArray *GetInputs() const {return fInputs;}
98 AliVEventHandler* GetInputEventHandler() {return fInputEventHandler;}
99 AliVEventHandler* GetMCtruthEventHandler() {return fMCtruthEventHandler;}
100 AliVEventHandler* GetOutputEventHandler() {return fOutputEventHandler;}
101 TObjArray *GetOutputs() const {return fOutputs;}
102 TObjArray *GetTasks() const {return fTasks;}
103 TObjArray *GetTopTasks() const {return fTopTasks;}
104 TTree *GetTree() const {return fTree;}
105 TObjArray *GetZombieTasks() const {return fZombies;}
106 Bool_t IsUsingDataSet() const {return TObject::TestBit(kUseDataSet);}
107 void SetAnalysisType(EAliAnalysisExecMode mode) {fMode = mode;}
108 void SetCurrentEntry(Long64_t entry) {fCurrentEntry = entry;}
109 void SetCollectSysInfoEach(Int_t nevents=0) {fNSysInfo = nevents;}
110 static void SetCommonFileName(const char *name) {fgCommonFileName = name;}
111 void SetDebugLevel(UInt_t level) {fDebug = level;}
112 void SetDisableBranches(Bool_t disable=kTRUE) {TObject::SetBit(kDisableBranches,disable);}
113 void SetExternalLoop(Bool_t flag) {TObject::SetBit(kExternalLoop,flag);}
114 void SetEventPool(AliVEventPool* epool) {fEventPool = epool;}
115 void SetGridHandler(AliAnalysisGrid *handler) {fGridHandler = handler;}
116 void SetInputEventHandler(AliVEventHandler* handler);
117 void SetMCtruthEventHandler(AliVEventHandler* handler) {fMCtruthEventHandler = handler;}
118 void SetNSysInfo(Long64_t nevents) {fNSysInfo = nevents;}
119 void SetOutputEventHandler(AliVEventHandler* handler);
120 void SetSelector(AliAnalysisSelector *sel) {fSelector = sel;}
121 void SetSaveCanvases(Bool_t flag=kTRUE) {TObject::SetBit(kSaveCanvases,flag);}
122 void SetSkipTerminate(Bool_t flag) {TObject::SetBit(kSkipTerminate,flag);}
123 void SetSpecialOutputLocation(const char *loc) {fSpecialOutputLocation = loc;}
124
125 // Container handling
126 AliAnalysisDataContainer *CreateContainer(const char *name, TClass *datatype,
127 EAliAnalysisContType type = kExchangeContainer,
128 const char *filename = NULL);
129
130 // Including tasks and getting them
131 void AddTask(AliAnalysisTask *task);
132 AliAnalysisTask *GetTask(const char *name) const;
133
134 // Connecting data containers to task inputs/outputs
135 Bool_t ConnectInput(AliAnalysisTask *task, Int_t islot,
136 AliAnalysisDataContainer *cont);
137 Bool_t ConnectOutput(AliAnalysisTask *task, Int_t islot,
138 AliAnalysisDataContainer *cont);
139 // Garbage collection
140 void CleanContainers();
141
142 // Analysis initialization and execution, status
143 Bool_t InitAnalysis();
144 Bool_t IsInitialized() const {return fInitOK;}
145 Bool_t IsExternalLoop() const {return TObject::TestBit(kExternalLoop);}
146 Bool_t IsEventLoop() const {return TObject::TestBit(kEventLoop);}
147 Bool_t IsSkipTerminate() const {return TObject::TestBit(kSkipTerminate);}
148 void ResetAnalysis();
149 void ExecAnalysis(Option_t *option="");
150 void FinishAnalysis();
151 void PrintStatus(Option_t *option="all") const;
152 static void ProgressBar(const char *opname, Long64_t current, Long64_t size, TStopwatch *watch=0, Bool_t last=kFALSE, Bool_t refresh=kFALSE);
153 Bool_t ValidateOutputFiles() const;
154
155protected:
156 void ImportWrappers(TList *source);
157 void SetEventLoop(Bool_t flag=kTRUE) {TObject::SetBit(kEventLoop,flag);}
158
159private:
160 TTree *fTree; //! Input tree in case of TSelector model
161 AliVEventHandler *fInputEventHandler; // Optional common input event handler
162 AliVEventHandler *fOutputEventHandler; // Optional common output event handler
163 AliVEventHandler *fMCtruthEventHandler; // Optional common MC Truth event handler
164 AliVEventPool *fEventPool; // Event pool for mixing analysis
165 Long64_t fCurrentEntry; //! Current processed entry in the tree
166 Long64_t fNSysInfo; // Event frequency for collecting system information
167 EAliAnalysisExecMode fMode; // Execution mode
168 Bool_t fInitOK; // Initialisation done
169 UInt_t fDebug; // Debug level
170 TString fSpecialOutputLocation; // URL/path where the special outputs will be copied
171 TObjArray *fTasks; // List of analysis tasks
172 TObjArray *fTopTasks; // List of top tasks
173 TObjArray *fZombies; // List of zombie tasks
174 TObjArray *fContainers; // List of all containers
175 TObjArray *fInputs; // List of containers with input data
176 TObjArray *fOutputs; // List of containers with results
177 AliAnalysisDataContainer *fCommonInput; // Common input container
178 AliAnalysisDataContainer *fCommonOutput; // Common output container
179 AliAnalysisSelector *fSelector; //! Current selector
180 AliAnalysisGrid *fGridHandler; //! Grid handler plugin
181 TString fExtraFiles; // List of extra files to be merged
182
183 static TString fgCommonFileName; //! Common output file name (not streamed)
184 static AliAnalysisManager *fgAnalysisManager; //! static pointer to object instance
185 ClassDef(AliAnalysisManager,5) // Analysis manager class
186};
187#endif