ANALYSIS/examples/TaskExchange.h

   1 /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
   2  * See cxx source for full Copyright notice                               */
   3
   4 //______________________________________________________________________________
   5 //
   6 // Task that produces some generic data to be exchanged with some consumers
   7 //
   8 //______________________________________________________________________________
   9
  10 #ifndef TASKEXCHANGE_H
  11 #define TASKEXCHANGE_H
  12
  13 #ifndef ALIANALYSISTASKSE_H
  14 #include "AliAnalysisTaskSE.h"
  15 #endif
  16
  17 class TList;
  18 class TObjArray;
  19
  20 class TaskProducer : public AliAnalysisTaskSE {
  21  public:
  22     TaskProducer();
  23     TaskProducer(const char *name);
  24     virtual ~TaskProducer();
  25
  26     virtual void     UserCreateOutputObjects();
  27     virtual void     UserExec(Option_t *option);
  28
  29  private:
  30     TList           *fOutput;        //! Output list (do not stream)
  31     TObjArray       *fExchangedData; //! Arbitrary data (do not stream)
  32
  33     TaskProducer(const TaskProducer&); // not implemented
  34     TaskProducer& operator=(const TaskProducer&); // not implemented
  35
  36     ClassDef(TaskProducer, 1); // example of producer
  37 };
  38
  39 //______________________________________________________________________________
  40 //
  41 // Task that uses generic data produced by other tasks
  42 //
  43 //______________________________________________________________________________
  44
  45 class TaskConsumer : public AliAnalysisTaskSE {
  46  public:
  47     TaskConsumer();
  48     TaskConsumer(const char *name);
  49     virtual ~TaskConsumer();
  50
  51     virtual void     UserCreateOutputObjects();
  52     virtual void     UserExec(Option_t *option);
  53
  54  private:
  55     TList           *fOutput;        //! Output list (do not stream)
  56     TNamed          *fImported1;     //! Arbitrary data (do not stream)
  57     TNamed          *fImported2;     //! Arbitrary data (do not stream)
  58
  59     TaskConsumer(const TaskConsumer&); // not implemented
  60     TaskConsumer& operator=(const TaskConsumer&); // not implemented
  61
  62     ClassDef(TaskConsumer, 1); // example of consumer task
  63 };
  64
  65 #endif
  66