TAO/orbsvcs/tests/Event/Performance/Inversion.h

   1 /* -*- C++ -*- */
   2 //=============================================================================
   3 /**
   4  *  @file   Inversion.h
   5  *
   6  *  @author Carlos O'Ryan (coryan@cs.wustl.edu)
   7  */
   8 //=============================================================================
   9
  10
  11 #ifndef EC_INVERSION_H
  12 #define EC_INVERSION_H
  13
  14 #include "Driver.h"
  15
  16 #if !defined (ACE_LACKS_PRAGMA_ONCE)
  17 # pragma once
  18 #endif /* ACE_LACKS_PRAGMA_ONCE */
  19
  20 /**
  21  * @class EC_Inversion
  22  *
  23  * @brief Measure priority inversions in the EC.
  24  */
  25 class EC_Inversion : public EC_Driver
  26 {
  27 public:
  28   /// Constructor
  29   EC_Inversion (void);
  30
  31   // = The EC_Driver methods
  32   /**
  33    * Parse the arguments, but override the number of consumers.
  34    * The options controlling the event types are ignored, and only two
  35    * consumers are created.
  36    */
  37   int parse_args (int &argc, ACE_TCHAR *argv[]);
  38
  39   /**
  40    * In this test there are two consumers, the high priority consumer
  41    * receives only events from a single high priority supplier.  The
  42    * other consumer receives events from a set of low priority
  43    * suppliers.
  44    */
  45   virtual void connect_consumers (void);
  46   virtual void connect_suppliers (void);
  47
  48   /// Activate the suppliers at different priorities
  49   virtual void activate_tasks (void);
  50
  51 private:
  52   /// If set then both low priority and high priority suppliers
  53   /// generate the same events.
  54   int same_events_;
  55 };
  56
  57 #endif /* EC_INVERSION_H */