TAO/examples/RTScheduling/MIF_Scheduler/MIF_DT_Creator.cpp

   1 #include "MIF_DT_Creator.h"
   2 #include "test.h"
   3 #include "MIF_Task.h"
   4
   5 MIF_DT_Creator::MIF_DT_Creator (void)
   6 {
   7   DT_TEST::instance ()->dt_creator (this);
   8 }
   9
  10 Thread_Task*
  11 MIF_DT_Creator::create_thr_task (int importance,
  12                                  time_t start_time,
  13                                  int load,
  14                                  int iter,
  15                                  int dist,
  16                                  char *job_name)
  17 {
  18   MIF_Task* task;
  19   ACE_NEW_RETURN (task,
  20                   MIF_Task (importance,
  21                             start_time,
  22                             load,
  23                             iter,
  24                             dist,
  25                             job_name,
  26                             this),
  27                   0);
  28   return task;
  29 }
  30
  31 CORBA::Policy_ptr
  32 MIF_DT_Creator::sched_param (int importance)
  33 {
  34   return DT_TEST::instance ()->scheduler ()->create_segment_scheduling_parameter (importance);
  35 }
  36
  37 void
  38 MIF_DT_Creator::yield (time_t suspend_time,
  39                        Thread_Task*)
  40 {
  41   try
  42     {
  43       CORBA::Object_var object =
  44         this->orb_->resolve_initial_references ("RTScheduler_Current");
  45       RTScheduling::Current_var current =
  46         RTScheduling::Current::_narrow (object.in ());
  47
  48       ACE_Time_Value const sus_time_value (suspend_time);
  49       ACE_Time_Value now (ACE_OS::gettimeofday ());
  50       while (((now - *base_time_) < sus_time_value) || (suspend_time == 1))
  51         {
  52
  53           ACE_OS::sleep (1);
  54           CORBA::Policy_var sched_param;
  55           sched_param = this->sched_param (100);
  56           const char * name = 0;
  57           current->update_scheduling_segment (name,
  58                                               sched_param.in (),
  59                                               sched_param.in ());
  60           now = ACE_OS::gettimeofday ();
  61           if (suspend_time == 1)
  62             break;
  63         }
  64     }
  65   catch (const CORBA::Exception& ex)
  66     {
  67       ex._tao_print_exception ("Caught exception:");
  68     }
  69 }
  70
  71 int
  72 MIF_DT_Creator::total_load (void)
  73 {
  74   return 1000;
  75 }
  76
  77 void
  78 MIF_DT_Creator::wait (void)
  79 {
  80   while (active_dt_count_ > 0 || active_job_count_ > 0)
  81     {
  82       try
  83         {
  84           (void)this->orb_->work_pending ();
  85         }
  86       catch (const CORBA::BAD_INV_ORDER &)
  87         {
  88           // If there is BAD_INV_ORDER exception there is
  89           // no point in running this loop any more.
  90           break;
  91         }
  92       yield(1,0);
  93     }
  94 }
  95
  96 ACE_STATIC_SVC_DEFINE(MIF_DT_Creator,
  97                       ACE_TEXT ("MIF_DT_Creator"),
  98                       ACE_SVC_OBJ_T,
  99                       &ACE_SVC_NAME (MIF_DT_Creator),
 100                       ACE_Service_Type::DELETE_THIS | ACE_Service_Type::DELETE_OBJ,
 101                       0)
 102
 103 ACE_FACTORY_DEFINE (ACE_Local_Service, MIF_DT_Creator)