1 #ifndef ALIDATALOADER_H
2 #define ALIDATALOADER_H
3 /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
4 * See cxx source for full Copyright notice */
8 //__________________________________________
9 ////////////////////////////////////////////
11 // class AliDataLoader //
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 //
22 ////////////////////////////////////////////
30 class AliObjectLoader;
34 #include <TDirectory.h>
38 class AliDataLoader: public TNamed
42 AliDataLoader(const char* filename, const char* contname, const char* name, Option_t* opt = "t");
43 virtual ~AliDataLoader();
45 virtual Int_t SetEvent();
46 virtual Int_t GetEvent();
48 //shrtcuts method to basic data base loader 0
49 virtual Int_t Load(Option_t* opt="");
50 virtual void Unload();
51 virtual Int_t Reload();
52 virtual Int_t WriteData(Option_t* opt="");
53 virtual TTree* Tree() const;
55 virtual void MakeTree();
56 virtual Int_t OpenFile(Option_t* opt);
58 virtual void CloseFile();
61 const TString& GetFileName() const {return fFileName;}
62 TFile* GetFile() const {return fFile;}
63 TDirectory* GetDirectory() const {return fDirectory;}
64 const TString& GetFileOption() const {return fFileOption;}
65 const Int_t& GetCompressionLevel() const {return fCompressionLevel;}
67 Bool_t Cd(){return (fDirectory)?fDirectory->cd():kFALSE;}
69 virtual void SetFileName(const TString& filename){fFileName = filename;}
70 virtual void SetFileOption(const Option_t* fileopt);
71 virtual void SetCompressionLevel(Int_t cl);
73 Int_t SetEventFolder(TFolder* eventfolder);//sets the event folder
74 Int_t SetFolder(TFolder* folder);//sets the data folder ??????
75 TFolder* GetEventFolder();
76 TFolder* GetFolder() const {return fFolder;}
78 // TObject* GetFromDirectory(const char *name){return (fDirectory)?fDirectory->Get(name):0x0;}
79 void SetFileNameSuffix(const TString& suffix);//adds the suffix before ".root",
80 //e.g. TPC.Digits.root -> TPC.DigitsMerged.root
81 //made on Jiri Chudoba demand
82 void SetNumberOfEventsPerFile(Int_t nevpf)
83 {fNEventsPerFile = nevpf;}
84 const TString SetFileOffset(const TString& fname);//adds the proper number before .root extension suffix
85 void SetDirName(TString& dirname);
87 void AddBaseLoader(AliBaseLoader* bl);
88 enum EStdBasicLoaders {kData = 0,kTask,kQA,kQATask};//standard basic loaders identifiers
90 AliBaseLoader* GetBaseLoader(const TString& name) const;
91 AliBaseLoader* GetBaseLoader(Int_t n) const;
92 AliObjectLoader* GetBaseDataLoader();
93 AliTaskLoader* GetBaseTaskLoader();
94 AliBaseLoader* GetBaseQALoader();
95 AliTaskLoader* GetBaseQATaskLoader();
97 void SetBaseDataLoader(AliBaseLoader* bl);
98 void SetBaseTaskLoader(AliTaskLoader* bl);
99 void SetBaseQALoader(AliBaseLoader* bl);
100 void SetBaseQATaskLoader(AliTaskLoader* bl);
102 Bool_t CheckReload();//checks if we have to reload given file
103 Bool_t IsFileWritable() const;
104 Bool_t IsFileOpen() const;
105 Bool_t IsOptionContrary(const TString& option) const;
110 AliRunLoader* GetRunLoader();//gets the run-loader from event folder
113 AliDataLoader(const AliDataLoader&); //Not implemented
114 AliDataLoader& operator=(const AliDataLoader&); //Not implemented
116 TString fFileName; //name of the file
117 TFile* fFile; //! pointer to file
118 TDirectory* fDirectory; //!pointer to TDirectory
119 TString fFileOption; //!file option while opened
120 Int_t fCompressionLevel; //Compression Level of File
121 Int_t fNEventsPerFile; //defines number of events stored per one file
123 TObjArray* fBaseLoaders;//base loaders
124 Bool_t fHasTask;// flag if has a task
125 TString fTaskName;// name of the task
126 TTask* fParentalTask;//Parental task
128 TFolder* fEventFolder;//!event folder
129 TFolder* fFolder;//! folder with data
131 ClassDef(AliDataLoader,2)