diff options
Diffstat (limited to 'TAO/orbsvcs/orbsvcs/Notify/ProxySupplier.cpp')
-rw-r--r-- | TAO/orbsvcs/orbsvcs/Notify/ProxySupplier.cpp | 166 |
1 files changed, 166 insertions, 0 deletions
diff --git a/TAO/orbsvcs/orbsvcs/Notify/ProxySupplier.cpp b/TAO/orbsvcs/orbsvcs/Notify/ProxySupplier.cpp new file mode 100644 index 00000000000..4d7a0c3023d --- /dev/null +++ b/TAO/orbsvcs/orbsvcs/Notify/ProxySupplier.cpp @@ -0,0 +1,166 @@ +// $Id$ + +#include "orbsvcs/Notify/ProxySupplier.h" + +#if ! defined (__ACE_INLINE__) +#include "orbsvcs/Notify/ProxySupplier.inl" +#endif /* __ACE_INLINE__ */ + +ACE_RCSID(Notify, TAO_Notify_ProxySupplier, "$Id$") + +#include "orbsvcs/Notify/Event_Manager.h" +#include "orbsvcs/Notify/AdminProperties.h" +#include "orbsvcs/Notify/Consumer.h" +#include "orbsvcs/Notify/Method_Request_Dispatch.h" +#include "orbsvcs/Notify/Worker_Task.h" +#include "orbsvcs/Notify/Buffering_Strategy.h" +#include "orbsvcs/Notify/Properties.h" +#include "orbsvcs/Notify/ConsumerAdmin.h" + +TAO_BEGIN_VERSIONED_NAMESPACE_DECL + +TAO_Notify_ProxySupplier::TAO_Notify_ProxySupplier (void) + : consumer_admin_ (0) +{ +} + +TAO_Notify_ProxySupplier::~TAO_Notify_ProxySupplier () +{ +} + +void +TAO_Notify_ProxySupplier::init (TAO_Notify_ConsumerAdmin* consumer_admin ACE_ENV_ARG_DECL) +{ + ACE_ASSERT (consumer_admin != 0 && this->consumer_admin_.get() == 0); + + TAO_Notify_Proxy::initialize (consumer_admin ACE_ENV_ARG_PARAMETER); + ACE_CHECK; + + this->consumer_admin_.reset (consumer_admin); + + const CosNotification::QoSProperties &default_ps_qos = + TAO_Notify_PROPERTIES::instance ()->default_proxy_supplier_qos_properties (); + + this->set_qos (default_ps_qos ACE_ENV_ARG_PARAMETER); + ACE_CHECK; +} + +TAO_Notify_Peer* +TAO_Notify_ProxySupplier:: peer (void) +{ + return this->consumer (); +} + +void +TAO_Notify_ProxySupplier::connect (TAO_Notify_Consumer *consumer ACE_ENV_ARG_DECL) + ACE_THROW_SPEC (( + CORBA::SystemException + , CosEventChannelAdmin::AlreadyConnected + )) +{ + // Adopt the consumer + ACE_Auto_Ptr< TAO_Notify_Consumer > auto_consumer (consumer); + + TAO_Notify_Atomic_Property_Long& consumer_count = this->admin_properties().consumers (); + const TAO_Notify_Property_Long& max_consumers = this->admin_properties().max_consumers (); + + if (max_consumers != 0 && consumer_count >= max_consumers.value ()) + { + ACE_THROW (CORBA::IMP_LIMIT ()); // we've reached the limit of consumers connected. + } + + { + ACE_GUARD_THROW_EX (TAO_SYNCH_MUTEX, ace_mon, this->lock_, + CORBA::INTERNAL ()); + ACE_CHECK; + + // if consumer is set and reconnect not allowed we get out. + if (this->is_connected () && TAO_Notify_PROPERTIES::instance()->allow_reconnect() == false) + { + ACE_THROW (CosEventChannelAdmin::AlreadyConnected ()); + } + + // Adopt the consumer + this->consumer_ = auto_consumer; + + this->consumer_admin_->subscribed_types (this->subscribed_types_ ACE_ENV_ARG_PARAMETER); // get the parents subscribed types. + ACE_CHECK; + } + + // Inform QoS values. + ACE_ASSERT (this->consumer_.get() != 0); + this->consumer_->qos_changed (this->qos_properties_); + + TAO_Notify_EventTypeSeq removed; + + this->event_manager().subscription_change (this, this->subscribed_types_, removed ACE_ENV_ARG_PARAMETER); + ACE_CHECK; + + this->event_manager().connect (this ACE_ENV_ARG_PARAMETER); + ACE_CHECK; + + // Increment the global consumer count + ++consumer_count; +} + +void +TAO_Notify_ProxySupplier::disconnect (ACE_ENV_SINGLE_ARG_DECL) +{ + TAO_Notify_EventTypeSeq added; + + this->event_manager().subscription_change (this, added, this->subscribed_types_ ACE_ENV_ARG_PARAMETER); + ACE_CHECK; + + this->event_manager().disconnect (this ACE_ENV_ARG_PARAMETER); + ACE_CHECK; + + // Decrement the global consumer count + this->admin_properties().consumers ()--; +} + +int +TAO_Notify_ProxySupplier::shutdown (ACE_ENV_SINGLE_ARG_DECL) +{ + if (this->TAO_Notify_Object::shutdown (ACE_ENV_SINGLE_ARG_PARAMETER) == 1) + return 1; + + ACE_CHECK_RETURN (1); + + this->disconnect (ACE_ENV_SINGLE_ARG_PARAMETER); + ACE_CHECK_RETURN (1); + + if (this->consumer_.get() != 0) + { + this->consumer_->shutdown (ACE_ENV_SINGLE_ARG_PARAMETER); + } + return 0; +} + +void +TAO_Notify_ProxySupplier::destroy (ACE_ENV_SINGLE_ARG_DECL) +{ + int result = this->shutdown (ACE_ENV_SINGLE_ARG_PARAMETER); + ACE_CHECK; + if ( result == 1) + return; + + this->consumer_admin_->remove (this ACE_ENV_ARG_PARAMETER); + ACE_CHECK; + + // Do not reset this->consumer_. + // It is not safe to delete the non-refcounted consumer here. +} + +void +TAO_Notify_ProxySupplier::deliver (TAO_Notify_Method_Request_Dispatch_No_Copy & request ACE_ENV_ARG_DECL) +{ + this->execute_task (request ACE_ENV_ARG_PARAMETER); +} + +void +TAO_Notify_ProxySupplier::qos_changed (const TAO_Notify_QoSProperties& qos_properties) +{ + TAO_Notify_Proxy::qos_changed (qos_properties); +} + +TAO_END_VERSIONED_NAMESPACE_DECL |