[u/mrichter/AliRoot.git] / ANALYSIS / AliAnalysisManager.h

#ifndef ALIANALYSISMANAGER_H
#define ALIANALYSISMANAGER_H
/* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
 * See cxx source for full Copyright notice                               */

/* $Id$ */
// Author: Andrei Gheata, 31/05/2006

//==============================================================================
//   AliAnalysysManager - Manager analysis class. Allows creation of several
// analysis tasks and data containers storing their input/output. Allows 
// connecting/chaining tasks via shared data containers. Serializes the current
// event for all tasks depending only on initial input data.
//==============================================================================

#ifndef ROOT_TNamed
#include <TNamed.h>
#endif

class TClass;
class TTree;
class TFile;
class AliAnalysisSelector;
class AliAnalysisDataContainer;
class AliAnalysisTask;
class AliVEventHandler;
class AliVEventPool;


class AliAnalysisManager : public TNamed {

public:

enum EAliAnalysisContType {
   kExchangeContainer  = 0,
   kInputContainer   = 1,
   kOutputContainer  = 2
};   

enum EAliAnalysisExecMode {
   kLocalAnalysis    = 0,
   kProofAnalysis    = 1,
   kGridAnalysis     = 2,
   kMixingAnalysis   = 3
};

enum EAliAnalysisFlags {
   kEventLoop        = BIT(14),
   kDisableBranches  = BIT(15),
   kUseDataSet       = BIT(16)
};   

   AliAnalysisManager(const char *name = "mgr", const char *title="");
   virtual            ~AliAnalysisManager();

   AliAnalysisManager(const AliAnalysisManager& other);
   AliAnalysisManager& operator=(const AliAnalysisManager& other);
   
   // Management
   void                StartAnalysis(const char *type="local", TTree *tree=0, Long64_t nentries=1234567890, Long64_t firstentry=0);
   void                StartAnalysis(const char *type, const char *dataset, Long64_t nentries=1234567890, Long64_t firstentry=0);

   virtual void        Init(TTree *tree);   
   virtual Bool_t      Notify();
   virtual void        SlaveBegin(TTree *tree);
   virtual Bool_t      ProcessCut(Long64_t entry) {return Process(entry);}
   virtual Bool_t      Process(Long64_t entry);
   virtual Int_t       GetEntry(Long64_t entry, Int_t getall = 0);
   TFile              *OpenProofFile(const char *name, const char *option);
   void                PackOutput(TList *target);
   void                UnpackOutput(TList *source);
   virtual void        Terminate();

   // Getters/Setters
   static AliAnalysisManager *GetAnalysisManager() {return fgAnalysisManager;}
   TObjArray          *GetContainers() const {return fContainers;}
   UInt_t              GetDebugLevel() const {return fDebug;}
   TObjArray          *GetInputs() const     {return fInputs;}
   TObjArray          *GetOutputs() const    {return fOutputs;}
   TObjArray          *GetTasks() const      {return fTasks;}
   TObjArray          *GetTopTasks() const   {return fTopTasks;}
   TTree              *GetTree() const       {return fTree;}
   TObjArray          *GetZombieTasks() const {return fZombies;}
   Long64_t            GetCurrentEntry() const {return fCurrentEntry;}
   EAliAnalysisExecMode 
                       GetAnalysisType() const {return fMode;}
   Bool_t              IsUsingDataSet() const  {return TObject::TestBit(kUseDataSet);}

   void                SetAnalysisType(EAliAnalysisExecMode mode) {fMode = mode;}
   void                SetCurrentEntry(Long64_t entry) {fCurrentEntry = entry;}
   void                SetDebugLevel(UInt_t level) {fDebug = level;}
   void                SetSpecialOutputLocation(const char *location) {fSpecialOutputLocation = location;}
   void                SetDisableBranches(Bool_t disable=kTRUE) {TObject::SetBit(kDisableBranches,disable);}
   void                SetCollectSysInfoEach(Int_t nevents=0) {fNSysInfo = nevents;}
   void                SetInputEventHandler(AliVEventHandler*  handler)  {fInputEventHandler   = handler;}
   void                SetOutputEventHandler(AliVEventHandler*  handler) {fOutputEventHandler  = handler;}
   void                SetMCtruthEventHandler(AliVEventHandler* handler) {fMCtruthEventHandler = handler;}
   void                SetEventPool(AliVEventPool* epool) {fEventPool = epool;}
   void                SetNSysInfo(Long64_t nevents) {fNSysInfo = nevents;}
   void                SetSelector(AliAnalysisSelector *sel) {fSelector = sel;}
   AliVEventHandler*   GetInputEventHandler()   {return fInputEventHandler;}
   AliVEventHandler*   GetOutputEventHandler()  {return fOutputEventHandler;}
   AliVEventHandler*   GetMCtruthEventHandler() {return fMCtruthEventHandler;}
   AliVEventPool*      GetEventPool()           {return fEventPool;}

   // Container handling
   AliAnalysisDataContainer *CreateContainer(const char *name, TClass *datatype, 
                       EAliAnalysisContType type     = kExchangeContainer, 
                       const char          *filename = NULL);
   
   // Including tasks and getting them
   void                 AddTask(AliAnalysisTask *task);
   AliAnalysisTask     *GetTask(const char *name) const;
   
   // Connecting data containers to task inputs/outputs
   Bool_t               ConnectInput(AliAnalysisTask *task, Int_t islot,
                                     AliAnalysisDataContainer *cont);
   Bool_t               ConnectOutput(AliAnalysisTask *task, Int_t islot,
                                     AliAnalysisDataContainer *cont);
   // Garbage collection
   void                 CleanContainers();
   
   // Analysis initialization and execution, status
   Bool_t               InitAnalysis();
   Bool_t               IsInitialized() const {return fInitOK;}
   Bool_t               IsEventLoop() const {return TObject::TestBit(kEventLoop);}
   void                 ResetAnalysis();
   void                 ExecAnalysis(Option_t *option="");
   void                 FinishAnalysis();
   void                 PrintStatus(Option_t *option="all") const;

protected:
   void                 ImportWrappers(TList *source);
   void                 SetEventLoop(Bool_t flag=kTRUE) {TObject::SetBit(kEventLoop,flag);}

private:
   TTree                  *fTree;                //! Input tree in case of TSelector model
   AliVEventHandler       *fInputEventHandler;   //  Optional common input  event handler
   AliVEventHandler       *fOutputEventHandler;  //  Optional common output event handler
   AliVEventHandler       *fMCtruthEventHandler; //  Optional common MC Truth event handler
   AliVEventPool          *fEventPool;           //  Event pool for mixing analysis
   Long64_t                fCurrentEntry;        //! Current processed entry in the tree
   Long64_t                fNSysInfo;            // Event frequency for collecting system information
   EAliAnalysisExecMode    fMode;                // Execution mode
   Bool_t                  fInitOK;              // Initialisation done
   UInt_t                  fDebug;               // Debug level
   TString                 fSpecialOutputLocation; // URL/path where the special outputs will be copied
   TObjArray              *fTasks;               // List of analysis tasks
   TObjArray              *fTopTasks;            // List of top tasks
   TObjArray              *fZombies;             // List of zombie tasks
   TObjArray              *fContainers;          // List of all containers
   TObjArray              *fInputs;              // List of containers with input data
   TObjArray              *fOutputs;             // List of containers with results
   AliAnalysisSelector    *fSelector;            //! Current selector

   static AliAnalysisManager *fgAnalysisManager; //! static pointer to object instance
   ClassDef(AliAnalysisManager,3)  // Analysis manager class
};   
#endif
Commit	Line	Data
d3106602	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
c52c2132	16	#ifndef ROOT_TNamed
c52c2132	17	#include <TNamed.h>
d3106602	18	#endif
	19
	20	class TClass;
c52c2132	21	class TTree;
8d7d3b59	22	class TFile;
8d7d3b59	23	class AliAnalysisSelector;
d3106602	24	class AliAnalysisDataContainer;
d3106602	25	class AliAnalysisTask;
d2f1d9ef	26	class AliVEventHandler;
c2922515	27	class AliVEventPool;
8c9485b2	28
d3106602	29
c52c2132	30	class AliAnalysisManager : public TNamed {
d3106602	31
	32	public:
	33
	34	enum EAliAnalysisContType {
c52c2132	35	kExchangeContainer = 0,
d3106602	36	kInputContainer = 1,
	37	kOutputContainer = 2
	38	};
c52c2132	39
	40	enum EAliAnalysisExecMode {
	41	kLocalAnalysis = 0,
	42	kProofAnalysis = 1,
aee5ee44	43	kGridAnalysis = 2,
aee5ee44	44	kMixingAnalysis = 3
c52c2132	45	};
c52c2132	46
efd53803	47	enum EAliAnalysisFlags {
b1310ef5	48	kEventLoop = BIT(14),
d86ed856	49	kDisableBranches = BIT(15),
d86ed856	50	kUseDataSet = BIT(16)
efd53803	51	};
efd53803	52
6e14aaa2	53	AliAnalysisManager(const char name = "mgr", const char title="");
d3106602	54	virtual ~AliAnalysisManager();
c52c2132	55
	56	AliAnalysisManager(const AliAnalysisManager& other);
	57	AliAnalysisManager& operator=(const AliAnalysisManager& other);
d3106602	58
8c0ab8e8	59	// Management
8c0ab8e8	60	void StartAnalysis(const char type="local", TTree tree=0, Long64_t nentries=1234567890, Long64_t firstentry=0);
d86ed856	61	void StartAnalysis(const char type, const char dataset, Long64_t nentries=1234567890, Long64_t firstentry=0);
c52c2132	62
d3106602	63	virtual void Init(TTree *tree);
327eaf46	64	virtual Bool_t Notify();
d3106602	65	virtual void SlaveBegin(TTree *tree);
327eaf46	66	virtual Bool_t ProcessCut(Long64_t entry) {return Process(entry);}
d3106602	67	virtual Bool_t Process(Long64_t entry);
327eaf46	68	virtual Int_t GetEntry(Long64_t entry, Int_t getall = 0);
8d7d3b59	69	TFile OpenProofFile(const char name, const char *option);
c52c2132	70	void PackOutput(TList *target);
c52c2132	71	void UnpackOutput(TList *source);
d3106602	72	virtual void Terminate();
d3106602	73
c52c2132	74	// Getters/Setters
c52c2132	75	static AliAnalysisManager *GetAnalysisManager() {return fgAnalysisManager;}
d3106602	76	TObjArray *GetContainers() const {return fContainers;}
c52c2132	77	UInt_t GetDebugLevel() const {return fDebug;}
d3106602	78	TObjArray *GetInputs() const {return fInputs;}
	79	TObjArray *GetOutputs() const {return fOutputs;}
	80	TObjArray *GetTasks() const {return fTasks;}
	81	TObjArray *GetTopTasks() const {return fTopTasks;}
c52c2132	82	TTree *GetTree() const {return fTree;}
d3106602	83	TObjArray *GetZombieTasks() const {return fZombies;}
c52c2132	84	Long64_t GetCurrentEntry() const {return fCurrentEntry;}
	85	EAliAnalysisExecMode
	86	GetAnalysisType() const {return fMode;}
d86ed856	87	Bool_t IsUsingDataSet() const {return TObject::TestBit(kUseDataSet);}
c52c2132	88
	89	void SetAnalysisType(EAliAnalysisExecMode mode) {fMode = mode;}
	90	void SetCurrentEntry(Long64_t entry) {fCurrentEntry = entry;}
	91	void SetDebugLevel(UInt_t level) {fDebug = level;}
13ef3bb0	92	void SetSpecialOutputLocation(const char *location) {fSpecialOutputLocation = location;}
b1310ef5	93	void SetDisableBranches(Bool_t disable=kTRUE) {TObject::SetBit(kDisableBranches,disable);}
8c0ab8e8	94	void SetCollectSysInfoEach(Int_t nevents=0) {fNSysInfo = nevents;}
54cff064	95	void SetInputEventHandler(AliVEventHandler* handler) {fInputEventHandler = handler;}
d2f1d9ef	96	void SetOutputEventHandler(AliVEventHandler* handler) {fOutputEventHandler = handler;}
d2f1d9ef	97	void SetMCtruthEventHandler(AliVEventHandler* handler) {fMCtruthEventHandler = handler;}
c2922515	98	void SetEventPool(AliVEventPool* epool) {fEventPool = epool;}
8c0ab8e8	99	void SetNSysInfo(Long64_t nevents) {fNSysInfo = nevents;}
8d7d3b59	100	void SetSelector(AliAnalysisSelector *sel) {fSelector = sel;}
54cff064	101	AliVEventHandler* GetInputEventHandler() {return fInputEventHandler;}
d2f1d9ef	102	AliVEventHandler* GetOutputEventHandler() {return fOutputEventHandler;}
d2f1d9ef	103	AliVEventHandler* GetMCtruthEventHandler() {return fMCtruthEventHandler;}
c2922515	104	AliVEventPool* GetEventPool() {return fEventPool;}
d3106602	105
	106	// Container handling
	107	AliAnalysisDataContainer CreateContainer(const char name, TClass *datatype,
c52c2132	108	EAliAnalysisContType type = kExchangeContainer,
c52c2132	109	const char *filename = NULL);
d3106602	110
	111	// Including tasks and getting them
	112	void AddTask(AliAnalysisTask *task);
	113	AliAnalysisTask GetTask(const char name) const;
	114
	115	// Connecting data containers to task inputs/outputs
	116	Bool_t ConnectInput(AliAnalysisTask *task, Int_t islot,
	117	AliAnalysisDataContainer *cont);
	118	Bool_t ConnectOutput(AliAnalysisTask *task, Int_t islot,
	119	AliAnalysisDataContainer *cont);
	120	// Garbage collection
	121	void CleanContainers();
	122
	123	// Analysis initialization and execution, status
	124	Bool_t InitAnalysis();
	125	Bool_t IsInitialized() const {return fInitOK;}
efd53803	126	Bool_t IsEventLoop() const {return TObject::TestBit(kEventLoop);}
d3106602	127	void ResetAnalysis();
	128	void ExecAnalysis(Option_t *option="");
	129	void FinishAnalysis();
	130	void PrintStatus(Option_t *option="all") const;
	131
	132	protected:
981f2614	133	void ImportWrappers(TList *source);
efd53803	134	void SetEventLoop(Bool_t flag=kTRUE) {TObject::SetBit(kEventLoop,flag);}
d3106602	135
5daf9fd2	136	private:
6bb2b24f	137	TTree *fTree; //! Input tree in case of TSelector model
54cff064	138	AliVEventHandler *fInputEventHandler; // Optional common input event handler
d2f1d9ef	139	AliVEventHandler *fOutputEventHandler; // Optional common output event handler
d2f1d9ef	140	AliVEventHandler *fMCtruthEventHandler; // Optional common MC Truth event handler
c2922515	141	AliVEventPool *fEventPool; // Event pool for mixing analysis
6bb2b24f	142	Long64_t fCurrentEntry; //! Current processed entry in the tree
8c0ab8e8	143	Long64_t fNSysInfo; // Event frequency for collecting system information
6bb2b24f	144	EAliAnalysisExecMode fMode; // Execution mode
	145	Bool_t fInitOK; // Initialisation done
	146	UInt_t fDebug; // Debug level
13ef3bb0	147	TString fSpecialOutputLocation; // URL/path where the special outputs will be copied
6bb2b24f	148	TObjArray *fTasks; // List of analysis tasks
	149	TObjArray *fTopTasks; // List of top tasks
	150	TObjArray *fZombies; // List of zombie tasks
	151	TObjArray *fContainers; // List of all containers
	152	TObjArray *fInputs; // List of containers with input data
	153	TObjArray *fOutputs; // List of containers with results
8d7d3b59	154	AliAnalysisSelector *fSelector; //! Current selector
5daf9fd2	155
c52c2132	156	static AliAnalysisManager *fgAnalysisManager; //! static pointer to object instance
13ef3bb0	157	ClassDef(AliAnalysisManager,3) // Analysis manager class
d3106602	158	};
d3106602	159	#endif