1 #ifndef ALIANALYSISDATACONTAINER_H
2 #define ALIANALYSISDATACONTAINER_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 // AliAnalysysDataContainer - Container of data of arbitrary type deriving
11 // from TObject used for analysis. A container must be connected to the
12 // output data slot of a single analysis task (producer) , but also as
13 // input slot for possibly several other tasks (consumers). The connected
14 // slots must enforce the same data type as the container (or a derived type).
15 // A container becomes the owner of the contained data once this was produced.
16 //==============================================================================
29 class AliAnalysisTask;
30 class AliAnalysisDataWrapper;
33 class AliAnalysisDataContainer : public TNamed {
41 enum EAnalysisContainerFlags {
42 kPostEventLoop = BIT(14)
44 AliAnalysisDataContainer();
45 AliAnalysisDataContainer(const AliAnalysisDataContainer &cont);
46 AliAnalysisDataContainer(const char *name, TClass *type);
47 virtual ~AliAnalysisDataContainer();
50 AliAnalysisDataContainer &operator=(const AliAnalysisDataContainer &cont);
52 TObject *GetData() const {return fData;}
53 const char *GetFileName() const {return fFileName.Data();}
54 TClass *GetType() const;
55 AliAnalysisTask *GetProducer() const {return fProducer;}
56 TObjArray *GetConsumers() const {return fConsumers;}
57 virtual void GetEntry(Long64_t ientry);
59 void ResetDataReady() {fDataReady = kFALSE;}
60 virtual Bool_t SetData(TObject *data, Option_t *option="");
61 void SetDataOwned(Bool_t flag) {fOwnedData = flag;}
62 void SetPostEventLoop(Bool_t flag=kTRUE) {TObject::SetBit(kPostEventLoop,flag);}
63 void SetFileName(const char *filename) {fFileName = filename;}
64 void SetProducer(AliAnalysisTask *prod, Int_t islot);
65 void AddConsumer(AliAnalysisTask *cons, Int_t islot);
68 AliAnalysisDataWrapper *ExportData() const;
69 void ImportData(AliAnalysisDataWrapper *pack);
70 // Container status checking
71 Bool_t IsDataReady() const {return fDataReady;}
72 Bool_t IsPostEventLoop() const {return TObject::TestBit(kPostEventLoop);}
73 Bool_t IsOwnedData() const {return fOwnedData;}
74 Bool_t ClientsExecuted() const;
75 Bool_t HasConsumers() const {return (fConsumers != 0);}
76 Bool_t HasProducer() const {return (fProducer != 0);}
78 virtual Long64_t Merge(TCollection *list);
79 // Send a notify signal to the container
80 virtual void NotifyChange(ENotifyMessage /*type*/) {;}
81 // Print connected tasks/status
82 void PrintContainer(Option_t *option="all", Int_t indent=0) const;
85 void SetType(TClass *type) {fType = type;}
88 Bool_t fDataReady; // Flag that data is ready
89 Bool_t fOwnedData; // Flag data ownership
90 TString fFileName; // File storing the data
91 TObject *fData; // Contained data
92 TClass *fType; //! Type of contained data
93 AliAnalysisTask *fProducer; // Analysis task to which the slot belongs
94 TObjArray *fConsumers; // List of consumers of the data
96 ClassDef(AliAnalysisDataContainer,1) // Class describing a data container for analysis
99 //==============================================================================
100 // AliAnalysysDataWrapper - A basic wrapper for exchanging via the network
101 // the data held by AliAnalysisDataContainer between the master and the client
103 //==============================================================================
105 class AliAnalysisDataWrapper : public TNamed {
109 enum EAnalysisWrapperFlags {
110 kDeleteData = BIT(14)
112 AliAnalysisDataWrapper() : TNamed(), fData(NULL) {}
113 AliAnalysisDataWrapper(TObject *data);
114 AliAnalysisDataWrapper(const AliAnalysisDataWrapper &other)
115 : TNamed(other), fData(other.fData) {}
116 virtual ~AliAnalysisDataWrapper();
119 AliAnalysisDataWrapper &operator=(const AliAnalysisDataWrapper &other);
121 TObject *Data() const {return fData;}
123 virtual Long64_t Merge(TCollection *list);
124 void SetDeleteData(Bool_t flag=kTRUE) {TObject::SetBit(kDeleteData,flag);}
127 TObject *fData; // Wrapped data
129 ClassDef(AliAnalysisDataWrapper, 1) // Data wrapper class for exchange via the net