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Diffstat (limited to 'TAO/orbsvcs/orbsvcs/Scheduler_Factory.h')
| -rw-r--r-- | TAO/orbsvcs/orbsvcs/Scheduler_Factory.h | 152 |
1 files changed, 0 insertions, 152 deletions
diff --git a/TAO/orbsvcs/orbsvcs/Scheduler_Factory.h b/TAO/orbsvcs/orbsvcs/Scheduler_Factory.h deleted file mode 100644 index eb937fe61d1..00000000000 --- a/TAO/orbsvcs/orbsvcs/Scheduler_Factory.h +++ /dev/null @@ -1,152 +0,0 @@ -// $Id$ - -#ifndef ACE_SCHEDULER_FACTORY_H -#define ACE_SCHEDULER_FACTORY_H - -#include "ace/OS.h" - -#include "orbsvcs/CosNamingC.h" -#include "orbsvcs/RtecSchedulerC.h" - -class TAO_ORBSVCS_Export ACE_Scheduler_Factory - // = TITLE - // Factory of scheduler services. - // - // = DESCRIPTION - // This class acts as a factory for scheduler servers. At config - // time it will return a remote server, which will actually - // compute the scheduling parameters. At run-time it returns a - // local server, which will use the results of the config runs to - // actually do the scheduling, without incurring in RPC overheads. -{ -public: - enum Factory_Status {UNINITIALIZED, CONFIG, RUNTIME}; - // = TITLE - // Factory Status - // - // = DESCRIPTION - // This type enumerates the possible states of the factory: - // uninitialized, or in a config or runtime mode of operation. - - struct POD_RT_Info - // = TITLE - // Plain Old Data for RT_Infos. - // - // = DESCRIPTION - // This class provide us with a plain old data version of - // RT_Info, this is useful for implementing static arrays or of - // those. - { - const char* entry_point; - RtecScheduler::handle_t handle; - RtecScheduler::Time worst_case_execution_time; - RtecScheduler::Time typical_execution_time; - RtecScheduler::Time cached_execution_time; - RtecScheduler::Period period; - CORBA::Long criticality; - CORBA::Long importance; - RtecScheduler::Quantum quantum; - CORBA::Long threads; - RtecScheduler::OS_Priority priority; - RtecScheduler::Preemption_Subpriority static_subpriority; - RtecScheduler::Preemption_Priority preemption_priority; - CORBA::Long info_type; - }; - - struct POD_Config_Info - // = TITLE - // Plain Old Data for dispatch queue configuration information. - // - // = DESCRIPTION - // This class provide us with a plain old data version of - // configuration info, which is useful for implementing static arrays - // NOTE: if used in an array, the run-time scheduler requires that the - // array index match the preemption priority stored in the config info - // at that index: this is used to detect uninitialized/corrupted schedules - { - RtecScheduler::Preemption_Priority preemption_priority; - RtecScheduler::OS_Priority thread_priority; - RtecScheduler::Dispatching_Type dispatching_type; - }; - - static int use_config (CosNaming::NamingContext_ptr naming); - // Setup the variables needed for a config run, using the - // NamingContext to locate a Scheduler. - - static int use_config (CosNaming::NamingContext_ptr naming, - const char* name); - // Setup the variables needed for a config run, using the - // NamingContext to locate a Scheduler. - - static int use_runtime (int cc, - POD_Config_Info cfgi[], - int ec, - POD_RT_Info rti[]); - // Disable config runs in the Factory and sets up the precomputed - // scheduling information. - - static int server (RtecScheduler::Scheduler_ptr); - static RtecScheduler::Scheduler_ptr server (void); - // Return the Real-time Scheduling Service used for this run. - // Must have been configured either using use_context() or use_data(). - // - // Normally use_data() is called at static elaboration time, so - // everything is automatic. - // On config runs use_context() is called from main, after - // resolve_initial_references. - - static int dump_schedule (const RtecScheduler::RT_Info_Set& infos, - const RtecScheduler::Config_Info_Set& configs, - const char* file_name = 0, - const char* rt_info_format = 0, - const char* config_info_format = 0); - // This helper function will dump the schedule returned by a - // RtecScheduler::Scheduler into a file, the file can be compiled to - // create an efficient local implementation of the Scheduler. - - // TODO: How to do cleanup()? Use the ACE_Object_Manager stuff? - - static Factory_Status status (void); - // This helper function allows the application to determine whether the - // factory is uninitialized, or in a config or runtime mode of operation. - - // = Access the (OS independent) preemption priority of the calling thread. - static RtecScheduler::Preemption_Priority preemption_priority (); - // Returns (u_int) -1 if the preemption priority hadn't been set. - - // = Set the (OS independent) preemption priority of the calling thread. - static void set_preemption_priority - (const RtecScheduler::Preemption_Priority); - // The application or Event Channel is responsible for making sure - // that the preemption priority is set before any access of the - // preemption priority. - -protected: - static int no_config_run (void); - // By default this factory assumes we are runnning a config - // run. Calling this method disables that. - // Since the methods returns an int it can be used to initialize a - // static variable, hence calling it before main(); this technique - // can be used in the code emitted for the run-time scheduler, - // automagically disabling the config_run() when that code is linked - // in. - -private: - static RtecScheduler::Scheduler_ptr server_; - static Factory_Status status_; -}; - -#if defined (__ACE_INLINE__) -#include "orbsvcs/Scheduler_Factory.i" -#endif /* __ACE_INLINE__ */ - -#endif /* ACE_SCHEDULER_FACTORY_H */ - - - - - - - - - |