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// $Id$
#include "orbsvcs/Event/EC_Default_ProxyConsumer.h"
#include "orbsvcs/Event/EC_Event_Channel_Base.h"
#include "orbsvcs/Event/EC_Supplier_Filter_Builder.h"
#include "orbsvcs/Event/EC_Supplier_Filter.h"
#include "ace/Synch_T.h"
ACE_RCSID(Event, EC_Default_ProxyConsumer, "$Id$")
TAO_BEGIN_VERSIONED_NAMESPACE_DECL
typedef ACE_Reverse_Lock<ACE_Lock> TAO_EC_Unlock;
TAO_EC_Default_ProxyPushConsumer::
TAO_EC_Default_ProxyPushConsumer (TAO_EC_Event_Channel_Base* ec)
: TAO_EC_ProxyPushConsumer (ec)
{
}
TAO_EC_Default_ProxyPushConsumer::~TAO_EC_Default_ProxyPushConsumer (void)
{
}
void
TAO_EC_Default_ProxyPushConsumer::connect_push_supplier (
RtecEventComm::PushSupplier_ptr push_supplier,
const RtecEventChannelAdmin::SupplierQOS& qos)
ACE_THROW_SPEC ((CORBA::SystemException,
RtecEventChannelAdmin::AlreadyConnected))
{
{
ACE_GUARD_THROW_EX (
ACE_Lock, ace_mon, *this->lock_,
CORBA::INTERNAL ());
// @@ RtecEventChannelAdmin::EventChannel::SYNCHRONIZATION_ERROR ());
if (this->is_connected_i ())
{
if (this->event_channel_->supplier_reconnect () == 0)
throw RtecEventChannelAdmin::AlreadyConnected ();
// Re-connections are allowed, go ahead and disconnect the
// consumer...
this->cleanup_i ();
// @@ Please read the comments in EC_ProxySuppliers about
// possible race conditions in this area...
TAO_EC_Unlock reverse_lock (*this->lock_);
{
ACE_GUARD_THROW_EX (
TAO_EC_Unlock, ace_mon, reverse_lock,
CORBA::INTERNAL ());
// @@ RtecEventChannelAdmin::EventChannel::SYNCHRONIZATION_ERROR ());
this->event_channel_->reconnected (this);
}
// A separate thread could have connected siomultaneously,
// this is probably an application error, handle it as
// gracefully as possible
if (this->is_connected_i ())
return; // @@ Should we throw
}
this->supplier_ =
RtecEventComm::PushSupplier::_duplicate (push_supplier);
this->connected_ = 1;
this->qos_ = qos;
#if TAO_EC_ENABLE_DEBUG_MESSAGES
ACE_DEBUG ((LM_DEBUG,
"Building filter for supplier <%x>.\n",
this));
#endif /* TAO_EC_ENABLED_DEBUG_MESSAGES */
this->filter_ =
this->event_channel_->supplier_filter_builder ()->create (this->qos_);
this->filter_->bind (this);
}
// Notify the event channel...
this->event_channel_->connected (this);
}
void
TAO_EC_Default_ProxyPushConsumer::push (const RtecEventComm::EventSet& event)
ACE_THROW_SPEC ((CORBA::SystemException))
{
TAO_EC_ProxyPushConsumer_Guard ace_mon (this->lock_,
this->refcount_,
this->event_channel_,
this);
if (!ace_mon.locked ())
return;
ace_mon.filter->push (event, this);
}
void
TAO_EC_Default_ProxyPushConsumer::disconnect_push_consumer ()
ACE_THROW_SPEC ((CORBA::SystemException))
{
RtecEventComm::PushSupplier_var supplier;
int connected = 0;
{
ACE_GUARD_THROW_EX (
ACE_Lock, ace_mon, *this->lock_,
CORBA::INTERNAL ());
// @@ RtecEventChannelAdmin::EventChannel::SYNCHRONIZATION_ERROR ());
connected = this->is_connected_i ();
supplier = this->supplier_._retn ();
this->connected_ = 0;
if (connected)
this->cleanup_i ();
}
// Notify the event channel...
this->event_channel_->disconnected (this);
if (CORBA::is_nil (supplier.in ()))
{
return;
}
if (this->event_channel_->disconnect_callbacks ())
{
try
{
supplier->disconnect_push_supplier ();
}
catch (const CORBA::Exception&)
{
// Ignore exceptions, we must isolate other clients from
// failures on this one.
}
}
}
PortableServer::POA_ptr
TAO_EC_Default_ProxyPushConsumer::_default_POA (void)
{
return PortableServer::POA::_duplicate (this->default_POA_.in ());
}
void
TAO_EC_Default_ProxyPushConsumer::_add_ref (void)
{
this->_incr_refcnt ();
}
void
TAO_EC_Default_ProxyPushConsumer::_remove_ref (void)
{
this->_decr_refcnt ();
}
void
TAO_EC_Default_ProxyPushConsumer::activate (
RtecEventChannelAdmin::ProxyPushConsumer_ptr &proxy)
ACE_THROW_SPEC ((CORBA::SystemException))
{
proxy = this->_this ();
}
PortableServer::ObjectId
TAO_EC_Default_ProxyPushConsumer::object_id (void)
ACE_THROW_SPEC ((CORBA::SystemException))
{
PortableServer::ObjectId_var result =
this->default_POA_->servant_to_id (this);
return result.in ();
}
TAO_END_VERSIONED_NAMESPACE_DECL
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