Handle missing rec-point tree in a uniform way: return null pointer to TEvePointSet.

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

diff --git a/ANALYSIS/AliAnalysisManager.h b/ANALYSIS/AliAnalysisManager.h
index ef553d4e2cd28e45c665d3faff7953b329e61347..6970cb191ab5f1e73e3d598e1cfc486d19981d0b 100644 (file)
--- a/ANALYSIS/AliAnalysisManager.h
+++ b/ANALYSIS/AliAnalysisManager.h
@@ -21,7 +21,7 @@ class TClass;
 class TTree;
 class AliAnalysisDataContainer;
 class AliAnalysisTask;
-class AliVirtualEventHandler;
+class AliVEventHandler;
 
 
 class AliAnalysisManager : public TNamed {
@@ -42,20 +42,21 @@ enum EAliAnalysisExecMode {
 
 enum EAliAnalysisFlags {
    kEventLoop        = BIT(14),
-   kDisableBranches  = BIT(15)
+   kDisableBranches  = BIT(15),
+   kUseDataSet       = BIT(16)
 };   
 
-   AliAnalysisManager();
-   AliAnalysisManager(const char *name, const char *title="");
+   AliAnalysisManager(const char *name = "mgr", const char *title="");
    virtual            ~AliAnalysisManager();
 
    AliAnalysisManager(const AliAnalysisManager& other);
    AliAnalysisManager& operator=(const AliAnalysisManager& other);
    
-   void                StartAnalysis(const char *type="local", TTree *tree=0);
+   // 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 void        Begin(TTree *tree);
    virtual Bool_t      Notify();
    virtual void        SlaveBegin(TTree *tree);
    virtual Bool_t      ProcessCut(Long64_t entry) {return Process(entry);}
@@ -78,14 +79,21 @@ enum EAliAnalysisFlags {
    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                SetEventHandler(AliVirtualEventHandler* handler) {fEventHandler = handler;}
-   AliVirtualEventHandler*
-                       GetEventHandler() {return fEventHandler;}
+   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                SetNSysInfo(Long64_t nevents) {fNSysInfo = nevents;}
+   AliVEventHandler*   GetInputEventHandler()   {return fInputEventHandler;}
+   AliVEventHandler*   GetOutputEventHandler()  {return fOutputEventHandler;}
+   AliVEventHandler*   GetMCtruthEventHandler() {return fMCtruthEventHandler;}
 
    // Container handling
    AliAnalysisDataContainer *CreateContainer(const char *name, TClass *datatype, 
@@ -118,20 +126,24 @@ protected:
    void                 SetEventLoop(Bool_t flag=kTRUE) {TObject::SetBit(kEventLoop,flag);}
 
 private:
-   TTree                  *fTree;         //! Input tree in case of TSelector model
-   AliVirtualEventHandler *fEventHandler; //  Output event handler
-   Long64_t                fCurrentEntry; //! Current processed entry in the tree
-   EAliAnalysisExecMode    fMode;         // Execution mode
-   Bool_t                  fInitOK;       // Initialisation done
-   UInt_t                  fDebug;        // Debug level
-   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
+   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
+   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
 
    static AliAnalysisManager *fgAnalysisManager; //! static pointer to object instance
-   ClassDef(AliAnalysisManager,1)  // Analysis manager class
+   ClassDef(AliAnalysisManager,3)  // Analysis manager class
 };   
 #endif