diff options
Diffstat (limited to 'ACE/ace/Monitor_Control/Windows_Multi_Instance_Monitor.h')
-rw-r--r-- | ACE/ace/Monitor_Control/Windows_Multi_Instance_Monitor.h | 75 |
1 files changed, 75 insertions, 0 deletions
diff --git a/ACE/ace/Monitor_Control/Windows_Multi_Instance_Monitor.h b/ACE/ace/Monitor_Control/Windows_Multi_Instance_Monitor.h new file mode 100644 index 00000000000..e299f60305b --- /dev/null +++ b/ACE/ace/Monitor_Control/Windows_Multi_Instance_Monitor.h @@ -0,0 +1,75 @@ +// -*- C++ -*- + +//============================================================================= +/** + * @file Windows_Multi_Instance_Monitor.h + * + * $Id$ + * + * @author Jeff Parsons <j.parsons@vanderbilt.edu> + */ +//============================================================================= + +#ifndef WINDOWS_MULTI_INSTANCE_MONITOR_H +#define WINDOWS_MULTI_INSTANCE_MONITOR_H + +#include /**/ "ace/pre.h" + +#include "ace/Unbounded_Queue.h" + +#if !defined (ACE_LACKS_PRAGMA_ONCE) +#pragma once +#endif /* ACE_LACKS_PRAGMA_ONCE */ + +#include "ace/Monitor_Control/Windows_Monitor.h" + +#if defined (ACE_HAS_WIN32_PDH) + +ACE_BEGIN_VERSIONED_NAMESPACE_DECL + +namespace ACE +{ + namespace Monitor_Control + { + /** + * @class Windows_Multi_Instance_Monitor + * + * @brief Mixin class for concrete monitors compiled on Windows machines + * where the Performance Data Helper object of interest has more + * than once instance, for example multiple CPUs or network cards. + */ + class MONITOR_CONTROL_Export Windows_Multi_Instance_Monitor + { + protected: + Windows_Multi_Instance_Monitor (const ACE_TCHAR *wildcard_path); + virtual ~Windows_Multi_Instance_Monitor (void); + + /// Platform-specific implementation. + void update_i (void); + + /// Platform-specific reset. + void clear_impl (void); + + protected: + double value_; + + private: + typedef ACE_Unbounded_Queue<Windows_Monitor *> + INSTANCES; + typedef ACE_Unbounded_Queue_Const_Iterator<Windows_Monitor *> + INSTANCES_ITERATOR; + + INSTANCES instances_; + DWORD n_instances_; + PDH_STATUS status_; + }; + } +} + +ACE_END_VERSIONED_NAMESPACE_DECL + +#include /**/ "ace/post.h" + +#endif /* defined (ACE_HAS_WIN32_PDH) */ + +#endif // WINDOWS_MULTI_INSTANCE_MONITOR_H |