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//=============================================================================
/**
* @file Single_Threaded_POA.cpp
*
* This program tests to make sure that two threads cannot call
* servants in a single threaded POA simultaneously. At the same
* time, it makes sure that a servant can call itself or other
* servants in the same POA while in an upcall.
*
*
* @author Irfan Pyarali
*/
//=============================================================================
#include "testS.h"
#include "ace/Task.h"
#include "ace/OS_NS_unistd.h"
class test_i : public virtual POA_test
{
public:
test_i (PortableServer::POA_ptr poa);
void method (void);
PortableServer::POA_ptr _default_POA (void);
private:
PortableServer::POA_var poa_;
int called_self_;
};
test_i::test_i (PortableServer::POA_ptr poa)
: poa_ (PortableServer::POA::_duplicate (poa)),
called_self_ (0)
{
}
void
test_i::method (void)
{
ACE_DEBUG ((LM_DEBUG,
"Entering Worker::svc from %t and sleeping....\n"));
ACE_OS::sleep (2);
ACE_DEBUG ((LM_DEBUG,
"Done resting from %t\n"));
if (this->called_self_ == 0)
{
this->called_self_ = 1;
ACE_DEBUG ((LM_DEBUG,
"Calling self from %t\n"));
PortableServer::ObjectId_var id =
this->poa_->activate_object (this);
CORBA::Object_var object = this->poa_->id_to_reference (id.in ());
test_var self = test::_narrow (object.in ());
self->method ();
}
}
PortableServer::POA_ptr
test_i::_default_POA (void)
{
return PortableServer::POA::_duplicate (this->poa_.in ());
}
class Worker : public ACE_Task_Base
{
public:
Worker (test_ptr t);
int svc (void);
private:
test_var test_;
};
Worker::Worker (test_ptr t)
: test_ (test::_duplicate (t))
{
}
int
Worker::svc (void)
{
try
{
this->test_->method ();
}
catch (const CORBA::Exception& ex)
{
ex._tao_print_exception ("Exception caught in thread");
return -1;
}
return 0;
}
int
ACE_TMAIN(int argc, ACE_TCHAR *argv[])
{
try
{
// Initialize the ORB first.
CORBA::ORB_var orb = CORBA::ORB_init (argc, argv);
// Obtain the RootPOA.
CORBA::Object_var obj = orb->resolve_initial_references ("RootPOA");
// Get the POA_var object from Object_var.
PortableServer::POA_var root_poa =
PortableServer::POA::_narrow (obj.in ());
// Get the POAManager of the RootPOA.
PortableServer::POAManager_var poa_manager =
root_poa->the_POAManager ();
// Policies for the new POA.
CORBA::PolicyList policies (2);
policies.length (2);
policies[0] =
root_poa->create_implicit_activation_policy (PortableServer::IMPLICIT_ACTIVATION);
policies[1] =
root_poa->create_thread_policy (PortableServer::SINGLE_THREAD_MODEL);
// Creation of the child POA.
PortableServer::POA_var child_poa =
root_poa->create_POA ("child",
poa_manager.in (),
policies);
// Destroy the policies
for (CORBA::ULong i = 0;
i < policies.length ();
++i)
{
policies[i]->destroy ();
}
poa_manager->activate ();
test_i servant1 (child_poa.in ());
test_i servant2 (child_poa.in ());
PortableServer::ObjectId_var id =
root_poa->activate_object (&servant1);
CORBA::Object_var object_act = root_poa->id_to_reference (id.in ());
test_var object1 = test::_narrow (object_act.in ());
id = root_poa->activate_object (&servant2);
object_act = root_poa->id_to_reference (id.in ());
test_var object2 = test::_narrow (object_act.in ());
Worker worker1 (object1.in ());
Worker worker2 (object2.in ());
int result =
worker1.activate () != 0 ||
worker2.activate () != 0;
ACE_ASSERT (result == 0);
result = ACE_Thread_Manager::instance ()->wait ();
ACE_ASSERT (result == 0);
// In non-debug compiles, asserts will disappear.
ACE_UNUSED_ARG (result);
root_poa->destroy (1, 1);
orb->destroy ();
}
catch (const CORBA::Exception& ex)
{
ex._tao_print_exception ("Exception caught");
return -1;
}
return 0;
}
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