diff options
Diffstat (limited to 'TAO/orbsvcs/orbsvcs/LoadBalancing/LB_LoadAlert.h')
-rw-r--r-- | TAO/orbsvcs/orbsvcs/LoadBalancing/LB_LoadAlert.h | 87 |
1 files changed, 87 insertions, 0 deletions
diff --git a/TAO/orbsvcs/orbsvcs/LoadBalancing/LB_LoadAlert.h b/TAO/orbsvcs/orbsvcs/LoadBalancing/LB_LoadAlert.h new file mode 100644 index 00000000000..f5345ef7f07 --- /dev/null +++ b/TAO/orbsvcs/orbsvcs/LoadBalancing/LB_LoadAlert.h @@ -0,0 +1,87 @@ +// -*- C++ -*- + +//============================================================================= +/** + * @file LB_LoadAlert.h + * + * $Id$ + * + * @author Ossama Othman <ossama@uci.edu> + */ +//============================================================================= + + +#ifndef TAO_LB_LOAD_ALERT_H +#define TAO_LB_LOAD_ALERT_H + +#include /**/ "ace/pre.h" + +#include "orbsvcs/CosLoadBalancingS.h" + +#if !defined (ACE_LACKS_PRAGMA_ONCE) +#pragma once +#endif /* ACE_LACKS_PRAGMA_ONCE */ + +#include "orbsvcs/PortableGroupC.h" + +TAO_BEGIN_VERSIONED_NAMESPACE_DECL + +class TAO_LoadBalancing_Export TAO_LB_LoadAlert + : public virtual POA_CosLoadBalancing::LoadAlert +{ +public: + + /// Constructor. + TAO_LB_LoadAlert (void); + + /** + * @name CosLoadBalancing::LoadAlert Methods + * + * Methods required by the CosLoadBalancing::LoadAlert interface. + */ + //@{ + + /// Forward requests back to the load manager via the object group + /// reference. + virtual void enable_alert (ACE_ENV_SINGLE_ARG_DECL_WITH_DEFAULTS) + ACE_THROW_SPEC ((CORBA::SystemException)); + + /// Stop forwarding requests, and begin accepting them again. + virtual void disable_alert (ACE_ENV_SINGLE_ARG_DECL_WITH_DEFAULTS) + ACE_THROW_SPEC ((CORBA::SystemException)); + + //@} + + /// Has this LoadAlert servant been alerted of a high load condition + /// by the LoadManager. + CORBA::Boolean alerted (void) const; + +// protected: + + /// Destructor. + /** + * Protected destructor to enforce correct memory management via + * reference counting. + */ + virtual ~TAO_LB_LoadAlert (void); + +private: + + /// Has this LoadAlert servant been alerted of a high load condition + /// by the LoadManager? + CORBA::Boolean alerted_; + + /// Lock used to synchronized access to the LoadAlert state. + mutable TAO_SYNCH_MUTEX lock_; + +}; + +TAO_END_VERSIONED_NAMESPACE_DECL + +#if defined (__ACE_INLINE__) +# include "orbsvcs/LoadBalancing/LB_LoadAlert.inl" +#endif /* __ACE_INLINE__ */ + +#include /**/ "ace/post.h" + +#endif /* TAO_LB_LOAD_ALERT_H */ |