ACE/ace/Monitor_Control_Action.h

   1 // -*- C++ -*-
   2
   3 //=============================================================================
   4 /**
   5  * @file Monitor_Control_Action.h
   6  *
   7  * @author Jeff Parsons <j.parsons@vanderbilt.edu>
   8  */
   9 //=============================================================================
  10
  11 #ifndef MONITOR_CONTROL_ACTION_H
  12 #define MONITOR_CONTROL_ACTION_H
  13
  14 #include /**/ "ace/pre.h"
  15
  16 #include "ace/Refcountable_T.h"
  17
  18 #if !defined (ACE_LACKS_PRAGMA_ONCE)
  19 #pragma once
  20 #endif /* ACE_LACKS_PRAGMA_ONCE */
  21
  22 #if defined (ACE_HAS_MONITOR_FRAMEWORK) && (ACE_HAS_MONITOR_FRAMEWORK == 1)
  23
  24 ACE_BEGIN_VERSIONED_NAMESPACE_DECL
  25
  26 namespace ACE
  27 {
  28   namespace Monitor_Control
  29   {
  30     /**
  31      * @class ControlAction
  32      *
  33      * @brief Base class for control actions initiated by the
  34      * application or by constraint evaluation trigger.
  35      *
  36      * This class is extended by the application developer or
  37      * by the MC service itself to create a concrete class.
  38      */
  39     class ACE_Export Control_Action
  40       : private ACE_Refcountable_T<ACE_SYNCH_MUTEX>
  41     {
  42     public:
  43       /// To be implemented by the concrete derived class.
  44       virtual void execute (const char* command = 0) = 0;
  45
  46       /// Refcounting methods.
  47       void add_ref ();
  48       void remove_ref ();
  49
  50     protected:
  51       Control_Action ();
  52       ~Control_Action () override = default;
  53     };
  54   }
  55 }
  56
  57 ACE_END_VERSIONED_NAMESPACE_DECL
  58
  59 #endif /* ACE_HAS_MONITOR_FRAMEWORK==1 */
  60
  61 #include /**/ "ace/post.h"
  62
  63 #endif // MONITOR_CONTROL_ACTION_H