[u/mrichter/AliRoot.git] / STEER / AliDataLoader.h

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

/* $Id$ */

//__________________________________________
////////////////////////////////////////////
//                                        //
//  class AliDataLoader                   //
//                                        //
//  Loader responsible for one data type  //
//  i.e. Hits, Kine, etc.                 //
//  many objects type can be assciated    //
//  with one data type: storing object    //
//  (usually tree), task producing it,    //
//  Quality Assurance(QA), QA Task, and   //
//  others.                               //
//                                        //
//                                        //
////////////////////////////////////////////

#include <TDirectory.h>
#include <TNamed.h>
#include <TString.h>
class TTask;
class TTree;
class TFile;
class TFolder;

class AliBaseLoader;
class AliLoader;
class AliObjectLoader;
class AliRunLoader;
class AliTaskLoader;
class AliTreeLoader;

class AliDataLoader: public TNamed
 {
  public:
   AliDataLoader();
   AliDataLoader(const char* filename, const char* contname, const char* name, Option_t* opt = "t");
   virtual ~AliDataLoader();

   virtual Int_t      SetEvent();
   virtual Int_t      GetEvent();

   //shrtcuts method to basic data base loader 0  
   virtual Int_t      Load(Option_t* opt="");
   virtual void       Unload();
   virtual Int_t      Reload(); 
   virtual Int_t      WriteData(Option_t* opt="");
   virtual TTree*     Tree() const;
   virtual void       Clean();
   virtual void       MakeTree();
   virtual Int_t      OpenFile(Option_t* opt);

   virtual void       CloseFile();
   void               UnloadAll();
   void               CleanAll();
   const TString&     GetFileName() const {return fFileName;}
   TFile*             GetFile() const {return fFile;}
   TDirectory*        GetDirectory() const {return fDirectory;}
   const TString&     GetFileOption() const {return fFileOption;}
   const Int_t&       GetCompressionLevel() const {return fCompressionLevel;}
   
   Bool_t             Cd(){return (fDirectory)?fDirectory->cd():kFALSE;}
   
   virtual void       SetFileName(const TString& filename){fFileName = filename;}
   virtual void       SetFileOption(const Option_t* fileopt);
   virtual void       SetCompressionLevel(Int_t cl);

   Int_t              SetEventFolder(TFolder* eventfolder);//sets the event folder
   Int_t              SetFolder(TFolder* folder);//sets the data folder ??????
   TFolder*           GetEventFolder();
   TFolder*           GetFolder() const {return fFolder;}
   
//   TObject*           GetFromDirectory(const char *name){return (fDirectory)?fDirectory->Get(name):0x0;}
   void               SetFileNameSuffix(const TString& suffix);//adds the suffix before ".root", 
                                                               //e.g. TPC.Digits.root -> TPC.DigitsMerged.root
                                                               //made on Jiri Chudoba demand
   void               SetNumberOfEventsPerFile(Int_t nevpf) 
     {fNEventsPerFile = nevpf;}
   const TString      SetFileOffset(const TString& fname);//adds the proper number before .root extension suffix
   void               SetDirName(TString& dirname);

   void               AddBaseLoader(AliBaseLoader* bl);
   enum EStdBasicLoaders {kData = 0,kTask,kQA,kQATask};//standard basic loaders identifiers

   AliBaseLoader*     GetBaseLoader(const TString& name) const;
   AliBaseLoader*     GetBaseLoader(Int_t n) const;
   AliObjectLoader*   GetBaseDataLoader();
   AliTaskLoader*     GetBaseTaskLoader();
   AliBaseLoader*     GetBaseQALoader();
   AliTaskLoader*     GetBaseQATaskLoader();
   
   void               SetBaseDataLoader(AliBaseLoader* bl);
   void               SetBaseTaskLoader(AliTaskLoader* bl);
   void               SetBaseQALoader(AliBaseLoader* bl);
   void               SetBaseQATaskLoader(AliTaskLoader* bl);
   
   Bool_t             CheckReload();//checks if we have to reload given file
   Bool_t             IsFileWritable() const;
   Bool_t             IsFileOpen() const;
   Bool_t             IsOptionContrary(const TString& option) const;
   
   void Synchronize();

  protected:
   AliRunLoader*      GetRunLoader();//gets the run-loader from event folder

  private:
   AliDataLoader(const AliDataLoader&); //Not implemented
   AliDataLoader& operator=(const AliDataLoader&); //Not implemented
      
   TString      fFileName; //name of the file 
   TFile*       fFile; //! pointer to file 
   TDirectory*  fDirectory; //!pointer to TDirectory
   TString      fFileOption; //!file option while opened 
   Int_t        fCompressionLevel; //Compression Level of File
   Int_t        fNEventsPerFile;  //defines number of events stored per one file
   
   TObjArray*   fBaseLoaders;//base loaders
   Bool_t       fHasTask;// flag if has a task
   TString      fTaskName;// name of the task
   TTask*       fParentalTask;//Parental task

   TFolder*     fEventFolder;//!event folder
   TFolder*     fFolder;//! folder with data
   
   ClassDef(AliDataLoader,2)
 };

#endif
Commit	Line	Data
88cb7938	1	#ifndef ALIDATALOADER_H
88cb7938	2	#define ALIDATALOADER_H
f82d8b8c	3	/* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
	4	* See cxx source for full Copyright notice */
	5
	6	/* $Id$ */
	7
88cb7938	8	//__________________________________________
	9	////////////////////////////////////////////
	10	// //
	11	// class AliDataLoader //
	12	// //
	13	// Loader responsible for one data type //
	14	// i.e. Hits, Kine, etc. //
	15	// many objects type can be assciated //
	16	// with one data type: storing object //
	17	// (usually tree), task producing it, //
	18	// Quality Assurance(QA), QA Task, and //
	19	// others. //
	20	// //
	21	// //
	22	////////////////////////////////////////////
5772083d	23
5772083d	24	#include <TDirectory.h>
88cb7938	25	#include <TNamed.h>
88cb7938	26	#include <TString.h>
a9bbb414	27	class TTask;
a9bbb414	28	class TTree;
88cb7938	29	class TFile;
88cb7938	30	class TFolder;
5772083d	31
88cb7938	32	class AliBaseLoader;
5772083d	33	class AliLoader;
88cb7938	34	class AliObjectLoader;
5772083d	35	class AliRunLoader;
88cb7938	36	class AliTaskLoader;
5772083d	37	class AliTreeLoader;
88cb7938	38
	39	class AliDataLoader: public TNamed
	40	{
	41	public:
	42	AliDataLoader();
	43	AliDataLoader(const char* filename, const char* contname, const char* name, Option_t* opt = "t");
	44	virtual ~AliDataLoader();
	45
	46	virtual Int_t SetEvent();
	47	virtual Int_t GetEvent();
	48
	49	//shrtcuts method to basic data base loader 0
	50	virtual Int_t Load(Option_t* opt="");
	51	virtual void Unload();
	52	virtual Int_t Reload();
	53	virtual Int_t WriteData(Option_t* opt="");
	54	virtual TTree* Tree() const;
	55	virtual void Clean();
	56	virtual void MakeTree();
	57	virtual Int_t OpenFile(Option_t* opt);
	58
	59	virtual void CloseFile();
	60	void UnloadAll();
	61	void CleanAll();
	62	const TString& GetFileName() const {return fFileName;}
	63	TFile* GetFile() const {return fFile;}
	64	TDirectory* GetDirectory() const {return fDirectory;}
	65	const TString& GetFileOption() const {return fFileOption;}
	66	const Int_t& GetCompressionLevel() const {return fCompressionLevel;}
	67
5772083d	68	Bool_t Cd(){return (fDirectory)?fDirectory->cd():kFALSE;}
88cb7938	69
	70	virtual void SetFileName(const TString& filename){fFileName = filename;}
	71	virtual void SetFileOption(const Option_t* fileopt);
	72	virtual void SetCompressionLevel(Int_t cl);
	73
	74	Int_t SetEventFolder(TFolder* eventfolder);//sets the event folder
	75	Int_t SetFolder(TFolder* folder);//sets the data folder ??????
	76	TFolder* GetEventFolder();
	77	TFolder* GetFolder() const {return fFolder;}
	78
	79	// TObject* GetFromDirectory(const char *name){return (fDirectory)?fDirectory->Get(name):0x0;}
	80	void SetFileNameSuffix(const TString& suffix);//adds the suffix before ".root",
	81	//e.g. TPC.Digits.root -> TPC.DigitsMerged.root
	82	//made on Jiri Chudoba demand
18b43626	83	void SetNumberOfEventsPerFile(Int_t nevpf)
18b43626	84	{fNEventsPerFile = nevpf;}
88cb7938	85	const TString SetFileOffset(const TString& fname);//adds the proper number before .root extension suffix
	86	void SetDirName(TString& dirname);
	87
	88	void AddBaseLoader(AliBaseLoader* bl);
	89	enum EStdBasicLoaders {kData = 0,kTask,kQA,kQATask};//standard basic loaders identifiers
	90
	91	AliBaseLoader* GetBaseLoader(const TString& name) const;
	92	AliBaseLoader* GetBaseLoader(Int_t n) const;
	93	AliObjectLoader* GetBaseDataLoader();
	94	AliTaskLoader* GetBaseTaskLoader();
	95	AliBaseLoader* GetBaseQALoader();
	96	AliTaskLoader* GetBaseQATaskLoader();
	97
	98	void SetBaseDataLoader(AliBaseLoader* bl);
	99	void SetBaseTaskLoader(AliTaskLoader* bl);
	100	void SetBaseQALoader(AliBaseLoader* bl);
	101	void SetBaseQATaskLoader(AliTaskLoader* bl);
	102
	103	Bool_t CheckReload();//checks if we have to reload given file
	104	Bool_t IsFileWritable() const;
	105	Bool_t IsFileOpen() const;
	106	Bool_t IsOptionContrary(const TString& option) const;
f0f6f856	107
	108	void Synchronize();
	109
88cb7938	110	protected:
88cb7938	111	AliRunLoader* GetRunLoader();//gets the run-loader from event folder
	112
	113	private:
dc86eb51	114	AliDataLoader(const AliDataLoader&); //Not implemented
dc86eb51	115	AliDataLoader& operator=(const AliDataLoader&); //Not implemented
88cb7938	116
	117	TString fFileName; //name of the file
	118	TFile* fFile; //! pointer to file
	119	TDirectory* fDirectory; //!pointer to TDirectory
	120	TString fFileOption; //!file option while opened
	121	Int_t fCompressionLevel; //Compression Level of File
18b43626	122	Int_t fNEventsPerFile; //defines number of events stored per one file
88cb7938	123
	124	TObjArray* fBaseLoaders;//base loaders
	125	Bool_t fHasTask;// flag if has a task
	126	TString fTaskName;// name of the task
	127	TTask* fParentalTask;//Parental task
	128
	129	TFolder* fEventFolder;//!event folder
	130	TFolder* fFolder;//! folder with data
	131
18b43626	132	ClassDef(AliDataLoader,2)
88cb7938	133	};
88cb7938	134
88cb7938	135	#endif
	136
	137