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// $Id$
#include "ace/ACE.h"
#include "ace/Auto_Ptr.h"
#include "ace/Task.h"
#include "ace/Sched_Params.h"
#include "ace/Atomic_Op.h"
#include "ace/High_Res_Timer.h"
#include "ace/Barrier.h"
#include "ace/Lock_Adapter_T.h"
#include "ace/Countdown_Time.h"
#include "Kokyu_dsrt.h"
ACE_Atomic_Op<ACE_SYNCH_MUTEX, long> guid=0;
struct mif_scheduler_traits
{
typedef int Guid_t;
struct QoSDescriptor_t
{
typedef long Importance_t;
long importance_;
};
/*
static Time_t now()
{
ACE_Time_Value now = ACE_OS::gettimeofday ();
return now.sec () * 10000000 + now.usec () * 10;
}
*/
typedef Kokyu::MIF_Comparator<QoSDescriptor_t> QoSComparator_t;
struct Guid_Hash
{
u_long operator () (const Guid_t& guid)
{
return guid;
}
};
};
class MyTask : public ACE_Task_Base
{
public:
MyTask (ACE_Barrier& bar,
Kokyu::DSRT_Dispatcher<mif_scheduler_traits>* dispatcher,
mif_scheduler_traits::QoSDescriptor_t& qos,
int exec_duration)
:barrier_ (bar),
dispatcher_ (dispatcher),
qos_ (qos),
guid_ (++guid),
exec_duration_ (exec_duration)
{}
int svc (void);
private:
ACE_Barrier& barrier_;
Kokyu::DSRT_Dispatcher<mif_scheduler_traits>* dispatcher_;
mif_scheduler_traits::QoSDescriptor_t qos_;
mif_scheduler_traits::Guid_t guid_;
int exec_duration_;
};
int MyTask::svc (void)
{
ACE_hthread_t thr_handle;
ACE_Thread::self (thr_handle);
ACE_DEBUG ((LM_DEBUG, "(%t|%T): task activated\n"));
ACE_ASSERT (dispatcher_ != 0);
(void) dispatcher_->schedule (guid_, qos_);
barrier_.wait ();
long prime_number = 9619899;
ACE_High_Res_Timer timer;
ACE_Time_Value elapsed_time;
ACE_Time_Value seconds_tracker(0,0);
ACE_Time_Value one_second (1,0);
ACE_Time_Value compute_count_down_time (exec_duration_, 0);
ACE_Countdown_Time compute_count_down (&compute_count_down_time);
timer.start ();
while (compute_count_down_time > ACE_Time_Value::zero)
{
ACE::is_prime (prime_number,
2,
prime_number / 2);
compute_count_down.update ();
timer.stop ();
timer.elapsed_time (elapsed_time);
seconds_tracker += elapsed_time;
if (seconds_tracker >= one_second)
{
seconds_tracker.set (0,0);
ACE_DEBUG ((LM_DEBUG,
ACE_TEXT ("(%t) Currently running guid=%d")
ACE_TEXT (", qos_.importance=%d\n"),
guid_, qos_.importance_));
}
timer.reset ();
timer.start ();
}
dispatcher_->cancel_schedule (this->guid_);
return 0;
}
int ACE_TMAIN (int,ACE_TCHAR**)
{
Kokyu::DSRT_ConfigInfo config_info;
// config_info.scheduler_type_ = Kokyu::SCHED_MIF;
config_info.impl_type_ = Kokyu::DSRT_OS_BASED;
ACE_Barrier bar (3);
ACE_DEBUG ((LM_DEBUG, "before create_dispatcher\n" ));
config_info.sched_strategy_ = Kokyu::DSRT_MIF;
Kokyu::DSRT_Dispatcher_Factory<mif_scheduler_traits>::DSRT_Dispatcher_Auto_Ptr
disp (Kokyu::DSRT_Dispatcher_Factory<mif_scheduler_traits>::
create_DSRT_dispatcher (config_info));
ACE_DEBUG ((LM_DEBUG, "after create_dispatcher\n" ));
ACE_ASSERT (disp.get () != 0);
mif_scheduler_traits::QoSDescriptor_t qos1, qos2, qos3;
qos1.importance_ = 1;
qos2.importance_ = 2;
qos3.importance_ = 3;
MyTask mytask1 (bar, disp.get (), qos1, 15);
MyTask mytask2 (bar, disp.get (), qos2, 6);
MyTask mytask3 (bar, disp.get (), qos3, 4);
long flags = THR_BOUND | THR_SCHED_FIFO;
if (mytask1.activate (flags) == -1)
{
flags = THR_BOUND;
if (mytask1.activate (flags) == -1)
ACE_ERROR ((LM_ERROR,
"EC (%P|%t) cannot activate task\n"));
}
if (mytask2.activate (flags) == -1)
{
flags = THR_BOUND;
if (mytask2.activate (flags) == -1)
ACE_ERROR ((LM_ERROR,
"EC (%P|%t) cannot activate task\n"));
}
if (mytask3.activate (flags) == -1)
{
flags = THR_BOUND;
if (mytask3.activate (flags) == -1)
ACE_ERROR ((LM_ERROR,
"EC (%P|%t) cannot activate task\n"));
}
disp->shutdown ();
ACE_DEBUG ((LM_DEBUG, "main thread exiting\n"));
return 0;
}
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