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//=============================================================================
/**
* @file Timer_Cancellation_Test.cpp
*
* A test to ensure the timer cancellation works correctly.
*
*
* @author Irfan Pyarali <irfan@oomworks.com>
*/
//=============================================================================
#include "test_config.h"
#include "ace/OS_NS_unistd.h"
#include "ace/Reactor.h"
#include "ace/TP_Reactor.h"
#include "ace/Task.h"
#if defined (ACE_HAS_THREADS)
class Deadlock : public ACE_Task_Base
{
public:
int svc (void);
int handle_timeout (const ACE_Time_Value ¤t_time,
const void *act);
};
int
Deadlock::svc (void)
{
ACE_DEBUG ((LM_DEBUG,
ACE_TEXT ("Deadlock starts accessing Reactor and Timer Queue....\n")));
this->reactor ()->schedule_timer (this,
0,
ACE_Time_Value (1));
ACE_DEBUG ((LM_DEBUG,
ACE_TEXT ("Deadlock completes accessing Reactor and Timer Queue....\n")));
return 0;
}
int
Deadlock::handle_timeout (const ACE_Time_Value &,
const void *)
{
ACE_DEBUG ((LM_DEBUG,
ACE_TEXT ("Deadlock timeout\n")));
return 0;
}
class Event_Handler : public ACE_Event_Handler
{
public:
Event_Handler (Deadlock &deadlock);
int handle_timeout (const ACE_Time_Value ¤t_time,
const void *act);
int handle_close (ACE_HANDLE handle,
ACE_Reactor_Mask close_mask);
Deadlock &deadlock_;
};
Event_Handler::Event_Handler (Deadlock &deadlock)
: deadlock_ (deadlock)
{
}
int
Event_Handler::handle_timeout (const ACE_Time_Value &,
const void *)
{
ACE_DEBUG ((LM_DEBUG,
ACE_TEXT ("Event_Handler timeout\n")));
return -1;
}
int
Event_Handler::handle_close (ACE_HANDLE,
ACE_Reactor_Mask)
{
ACE_DEBUG ((LM_DEBUG,
ACE_TEXT ("Event_Handler closed\n")));
// Activate Deadlock.
this->deadlock_.activate ();
// Give Deadlock a chance to deadlock... ;-)
ACE_OS::sleep (1);
ACE_DEBUG ((LM_DEBUG,
ACE_TEXT ("Event Handler starts accessing Reactor....\n")));
// This is a superfluous call to the Reactor to acquire its lock.
this->reactor ()->max_notify_iterations ();
ACE_DEBUG ((LM_DEBUG,
ACE_TEXT ("Event Handler completes accessing Reactor....\n")));
return 0;
}
int
run_main (int, ACE_TCHAR *[])
{
ACE_START_TEST (ACE_TEXT ("Timer_Cancellation_Test"));
ACE_Reactor reactor (new ACE_TP_Reactor,
1);
Deadlock deadlock;
deadlock.reactor (&reactor);
Event_Handler handler (deadlock);
// Scheduler a timer to kick things off.
reactor.schedule_timer (&handler,
0,
ACE_Time_Value (1));
// Run the event loop for a while.
ACE_Time_Value timeout (4);
reactor.run_reactor_event_loop (timeout);
ACE_END_TEST;
return 0;
}
#else /* ACE_HAS_THREADS */
int
run_main (int, ACE_TCHAR *[])
{
ACE_START_TEST (ACE_TEXT ("Timer_Cancellation_Test"));
ACE_ERROR ((LM_INFO,
ACE_TEXT ("threads not supported on this platform\n")));
ACE_END_TEST;
return 0;
}
#endif /* ACE_HAS_THREADS */
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