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// $Id$
#include "DllORB.h"
#include "ace/Barrier.h"
#include "ace/Arg_Shifter.h"
#include "ace/Argv_Type_Converter.h"
#include "ace/OS_NS_unistd.h"
#include "tao/TAO_Singleton_Manager.h"
DllORB::DllORB ()
: failPrePostInit_ (3),
mp_barrier_ (0),
mv_orb_ (),
mv_rootPOA_ ()
{
}
DllORB::~DllORB ()
{
delete mp_barrier_;
}
int
DllORB::init (int argc, ACE_TCHAR *argv[])
{
int threadCnt = 1;
try
{
ACE_Arg_Shifter as (argc, argv);
const ACE_TCHAR *currentArg = 0;
while (as.is_anything_left ())
{
if ((currentArg = as.get_the_parameter (ACE_TEXT ("-NumThreads"))))
{
int num = ACE_OS::atoi (currentArg);
if (num >= 1)
threadCnt = num;
as.consume_arg ();
}
else
as.ignore_arg ();
}
if (failPrePostInit_ < 3)
{
ACE_DEBUG ((LM_INFO,
ACE_TEXT ("Pre-ORB initialization ...\n")));
// -----------------------------------------------------------------
// Pre-ORB initialization steps necessary for proper DLL ORB
// support.
// -----------------------------------------------------------------
// Make sure TAO's singleton manager is initialized, and set to not
// register itself with the ACE_Object_Manager since it is under the
// control of the Service Configurator. If we register with the
// ACE_Object_Manager, then the ACE_Object_Manager will still hold
// (dangling) references to instances of objects created by this
// module and destroyed by this object when it is dynamically
// unloaded.
int register_with_object_manager = 0;
TAO_Singleton_Manager * p_tsm = TAO_Singleton_Manager::instance ();
int result = p_tsm->init (register_with_object_manager);
if (result == -1)
{
if (failPrePostInit_ == 0)
{
ACE_DEBUG ((LM_ERROR,
ACE_TEXT ("Pre-ORB initialization failed.\n")));
return -1;
}
else if (failPrePostInit_ < 2)
{
ACE_DEBUG ((LM_WARNING,
ACE_TEXT ("Pre-ORB initialization failed (ignored due to FailPrePostInit setting).\n")));
}
else
{
ACE_DEBUG ((LM_INFO,
ACE_TEXT ("Pre-ORB initialization failed (ignored due to FailPrePostInit setting).\n")));
}
}
else
{
ACE_DEBUG ((LM_INFO,
ACE_TEXT ("Pre-ORB initialization done.\n")));
}
}
// Initialize the ORB
mv_orb_ = CORBA::ORB_init (argc, argv);
if (CORBA::is_nil (mv_orb_.in ()))
{
ACE_DEBUG ((LM_ERROR, ACE_TEXT ("nil ORB\n")));
return -1;
}
CORBA::Object_var v_poa =
mv_orb_->resolve_initial_references ("RootPOA");
mv_rootPOA_ = PortableServer::POA::_narrow (v_poa.in ());
if (CORBA::is_nil (mv_rootPOA_.in ()))
{
ACE_DEBUG ((LM_ERROR, ACE_TEXT ("nil RootPOA\n")));
return -1;
}
mv_poaManager_ = mv_rootPOA_->the_POAManager ();
if (CORBA::is_nil (mv_poaManager_.in ()))
{
ACE_DEBUG ((LM_ERROR, ACE_TEXT ("nil POAManager\n")));
return -1;
}
mv_poaManager_->activate ();
}
catch (...)
{
ACE_DEBUG ((LM_ERROR, ACE_TEXT ("ERROR: exception\n")));
return -1;
}
mp_barrier_ = new ACE_Thread_Barrier (threadCnt + 1);
this->activate (THR_NEW_LWP|THR_JOINABLE|THR_INHERIT_SCHED, threadCnt);
mp_barrier_->wait ();
return 0;
}
int
DllORB::fini ()
{
try
{
mv_poaManager_->deactivate (1, 1);
mv_poaManager_ = PortableServer::POAManager::_nil ();
// attempt to protect against sporadic BAD_INV_ORDER exceptions
ACE_OS::sleep (ACE_Time_Value (0, 500));
mv_orb_->shutdown (1);
}
catch (...)
{
ACE_DEBUG ((LM_ERROR, ACE_TEXT ("ERROR: exception\n")));
return -1;
}
// wait for our threads to finish
this->wait ();
delete mp_barrier_;
mp_barrier_ = 0;
try
{
mv_orb_->destroy ();
mv_orb_ = CORBA::ORB::_nil ();
}
catch (const CORBA::Exception& ex)
{
ex._tao_print_exception ("Exception caught:");
return -1;
}
if (failPrePostInit_ < 3)
{
// -----------------------------------------------------------------
// Post-ORB finalization steps necessary for proper DLL ORB
// support.
// -----------------------------------------------------------------
// Explicitly clean up singletons created by TAO before
// unloading this module.
TAO_Singleton_Manager * p_tsm = TAO_Singleton_Manager::instance ();
int result = p_tsm->fini ();
if (result == -1)
{
if (failPrePostInit_ == 0)
{
ACE_DEBUG ((LM_ERROR,
ACE_TEXT ("Post-ORB finalization failed.\n")));
return -1;
}
else if (failPrePostInit_ < 2)
{
ACE_DEBUG ((LM_WARNING,
ACE_TEXT ("Post-ORB finalization failed (ignored due to FailPrePostInit setting).\n")));
}
else
{
ACE_DEBUG ((LM_INFO,
ACE_TEXT ("Post-ORB finalization failed (ignored due to FailPrePostInit setting).\n")));
}
}
else
{
ACE_DEBUG ((LM_INFO,
ACE_TEXT ("Post-ORB finalization done.\n")));
}
}
return 0;
}
int DllORB::svc ()
{
mp_barrier_->wait ();
int result = 0;
try
{
mv_orb_->run ();
}
catch (...)
{
ACE_DEBUG ((LM_ERROR, ACE_TEXT ("ERROR: exception\n")));
result = 1;
}
return result;
}
ACE_FACTORY_DEFINE (bug3646d, DllORB)
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