diff options
Diffstat (limited to 'TAO/orbsvcs/orbsvcs/Notify/Proxy.cpp')
| -rw-r--r-- | TAO/orbsvcs/orbsvcs/Notify/Proxy.cpp | 187 |
1 files changed, 187 insertions, 0 deletions
diff --git a/TAO/orbsvcs/orbsvcs/Notify/Proxy.cpp b/TAO/orbsvcs/orbsvcs/Notify/Proxy.cpp new file mode 100644 index 00000000000..1e8638a4b15 --- /dev/null +++ b/TAO/orbsvcs/orbsvcs/Notify/Proxy.cpp @@ -0,0 +1,187 @@ +// $Id$ + +#include "orbsvcs/Notify/Proxy.h" + +#if ! defined (__ACE_INLINE__) +#include "orbsvcs/Notify/Proxy.inl" +#endif /* __ACE_INLINE__ */ + +ACE_RCSID(Notify, TAO_Notify_Proxy, "$Id$") + +#include "orbsvcs/Notify/Peer.h" +#include "orbsvcs/Notify/Proxy.h" +#include "orbsvcs/Notify/Method_Request_Updates.h" +#include "orbsvcs/Notify/Worker_Task.h" +#include "orbsvcs/Notify/Properties.h" +#include "orbsvcs/Notify/POA_Helper.h" +#include "orbsvcs/Notify/Topology_Saver.h" + +TAO_BEGIN_VERSIONED_NAMESPACE_DECL + +TAO_Notify_Proxy::TAO_Notify_Proxy (void) + : updates_off_ (0) +{ +} + +TAO_Notify_Proxy::~TAO_Notify_Proxy () +{ +} + +CORBA::Object_ptr +TAO_Notify_Proxy::activate (PortableServer::Servant servant) +{ + // Set the POA that we use to return our <ref> + this->set_primary_as_proxy_poa(); + return TAO_Notify_Object::activate (servant); +} + +CORBA::Object_ptr +TAO_Notify_Proxy::activate (PortableServer::Servant servant, + CORBA::Long id) +{ + // Set the POA that we use to return our <ref> + this->set_primary_as_proxy_poa(); + return TAO_Notify_Object::activate (servant, id); +} + +void +TAO_Notify_Proxy::deactivate (void) +{ + ACE_ASSERT (this->proxy_poa() != 0 ); + this->proxy_poa()->deactivate (this->id()); +} + +void +TAO_Notify_Proxy::subscribed_types (TAO_Notify_EventTypeSeq& subscribed_types) +{ + ACE_GUARD_THROW_EX (TAO_SYNCH_MUTEX, ace_mon, this->lock_, + CORBA::INTERNAL ()); + + // copy + subscribed_types = this->subscribed_types_; +} + +void +TAO_Notify_Proxy::types_changed (const TAO_Notify_EventTypeSeq& added, const TAO_Notify_EventTypeSeq& removed) +{ + // return if the updates for this proxy are turned off or + // if all the updates in the channel are switched off. + if (this->updates_off_ == 1 || TAO_Notify_PROPERTIES::instance()->updates () == 0) + return; + + TAO_Notify_Method_Request_Updates_No_Copy request (added, removed, this); + + if (TAO_Notify_PROPERTIES::instance()->asynch_updates () == 1) // if we should send the updates synchronously. + { + this->execute_task (request); + } + else // execute in the current thread context. + { + request.execute (); + } +} + +CosNotification::EventTypeSeq* +TAO_Notify_Proxy::obtain_types (CosNotifyChannelAdmin::ObtainInfoMode mode, const TAO_Notify_EventTypeSeq& types) +{ + CosNotification::EventTypeSeq_var event_type_seq; + + ACE_NEW_THROW_EX (event_type_seq, + CosNotification::EventTypeSeq (), + CORBA::NO_MEMORY ()); + + ACE_GUARD_THROW_EX (TAO_SYNCH_MUTEX, ace_mon, this->lock_, CORBA::INTERNAL ()); + + if (mode == CosNotifyChannelAdmin::ALL_NOW_UPDATES_OFF || + mode == CosNotifyChannelAdmin::ALL_NOW_UPDATES_ON) + { + types.populate (event_type_seq); + } + + if (mode == CosNotifyChannelAdmin::NONE_NOW_UPDATES_ON || + mode == CosNotifyChannelAdmin::ALL_NOW_UPDATES_ON) + { + this->updates_off_ = 0; + } + else + { + this->updates_off_ = 1; + } + + return event_type_seq._retn (); +} + +void +TAO_Notify_Proxy::qos_changed (const TAO_Notify_QoSProperties& qos_properties) +{ + //Inform Peers of qos changes. + TAO_Notify_Peer* peer = this->peer (); + + if (peer != 0) + peer->qos_changed (qos_properties); +} + +void +TAO_Notify_Proxy::save_persistent (TAO_Notify::Topology_Saver& saver) +{ + bool changed = this->children_changed_; + this->children_changed_ = false; + this->self_changed_ = false; + + if (is_persistent ()) + { + TAO_Notify::NVPList attrs; + this->save_attrs(attrs); + + const char * type_name = this->get_proxy_type_name (); + bool want_all_children = saver.begin_object(this->id(), type_name, attrs, changed); + + if (want_all_children || this->filter_admin_.is_changed ()) + { + this->filter_admin_.save_persistent(saver); + } + + if (want_all_children || this->subscribed_types_.is_changed ()) + { + this->subscribed_types_.save_persistent(saver); + } + + // todo: handle removed children + + saver.end_object(this->id(), type_name); + } +} + +void +TAO_Notify_Proxy::save_attrs (TAO_Notify::NVPList& attrs) +{ + TAO_Notify_Object::save_attrs(attrs); + TAO_Notify_Peer * peer = this->peer(); + if (peer != 0) + { + attrs.push_back (TAO_Notify::NVP("PeerIOR", peer->get_ior())); + } +} + +TAO_Notify::Topology_Object* +TAO_Notify_Proxy::load_child (const ACE_CString &type, CORBA::Long id, + const TAO_Notify::NVPList& attrs) +{ + ACE_UNUSED_ARG (id); + ACE_UNUSED_ARG (attrs); + TAO_Notify::Topology_Object* result = this; + if (type == "subscriptions") + { + // since we initialized our subscribed types to everything + // in the constructor. we have to clear it out first. + this->subscribed_types_.reset(); + result = &this->subscribed_types_; + } + else if (type == "filter_admin") + { + result = & this->filter_admin_; + } + return result; +} + +TAO_END_VERSIONED_NAMESPACE_DECL |