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/* -*- C++ -*- */
/**
* @file EventChannelFactory.h
*
* $Id$
*
* @author Pradeep Gore <pradeep@oomworks.com>
*
*
*/
#ifndef TAO_Notify_EVENTCHANNELFACTORY_H
#define TAO_Notify_EVENTCHANNELFACTORY_H
#include /**/ "ace/pre.h"
#include "orbsvcs/Notify/notify_serv_export.h"
#if !defined (ACE_LACKS_PRAGMA_ONCE)
# pragma once
#endif /* ACE_LACKS_PRAGMA_ONCE */
#include "orbsvcs/Notify/Topology_Object.h"
#include "orbsvcs/Notify/Topology_Factory.h"
#include "orbsvcs/Notify/Reconnection_Registry.h"
#include "orbsvcs/Notify/Routing_Slip.h"
#include "orbsvcs/Notify/Validate_Client_Task.h"
#include "orbsvcs/Notify/Name_Value_Pair.h"
#include "orbsvcs/CosNotifyChannelAdminS.h"
#include "orbsvcs/NotifyExtS.h"
#include "ace/Auto_Ptr.h"
TAO_BEGIN_VERSIONED_NAMESPACE_DECL
class TAO_Notify_FilterFactory;
#if defined(_MSC_VER)
#pragma warning(push)
#pragma warning(disable:4250)
#endif /* _MSC_VER */
class TAO_Notify_EventChannel;
template <class TYPE> class TAO_Notify_Container_T;
/**
* @class TAO_Notify_EventChannelFactory
*
* @brief Implementation of CosNotifyChannelAdmin::EventChannelFactory
*
*/
class TAO_Notify_Serv_Export TAO_Notify_EventChannelFactory
: public virtual POA_NotifyExt::EventChannelFactory
, public TAO_Notify::Topology_Parent
{
friend class TAO_Notify_Builder;
typedef ACE_Unbounded_Set <TAO_Notify::Routing_Slip_Ptr> Routing_Slip_Set;
public:
typedef TAO_Notify_Refcountable_Guard_T< TAO_Notify_EventChannelFactory > Ptr;
/// Constructor
TAO_Notify_EventChannelFactory (void);
/// Init the factory
void init (PortableServer::POA_ptr poa);
/// Destructor
virtual ~TAO_Notify_EventChannelFactory ();
/// = ServantBase Methods
virtual void _add_ref (void);
virtual void _remove_ref (void);
/// Remove @a channel from the <ec_container_>
virtual void remove (TAO_Notify_EventChannel* channel);
/// This method is called by the Notify_Service when the event channel
/// is automatically created and bound in the name service.
virtual CosNotifyChannelAdmin::EventChannel_ptr create_named_channel (
const CosNotification::QoSProperties& initial_qos,
const CosNotification::AdminProperties& initial_admin,
CosNotifyChannelAdmin::ChannelID_out id,
const char* name);
//////////////////////////
// The following methods are for
// unit testing and debugging
/// Use the registered Topology_Factory to create a loader, and
/// load the topology. If no Topology_Factory is registered
/// then nothing will be loaded.
void load_topology (void);
/// Use the passed in saver factory to generate topology saver objects.
/// Does not take ownership.
void set_topology_factory(TAO_Notify::Topology_Factory* sf);
//-- Topology_Parent
virtual bool is_persistent (void) const;
virtual void save_persistent (TAO_Notify::Topology_Saver& saver);
virtual bool change_to_parent (void);
virtual TAO_Notify::Topology_Object* load_child (const ACE_CString &type,
CORBA::Long id,
const TAO_Notify::NVPList& attrs);
CosNotifyChannelAdmin::EventChannelFactory_ptr activate_self (void);
virtual void reconnect (void);
virtual void validate ();
/// at shutdown time, this causes the validator thread to exit.
void stop_validator (void);
/// Handle change notifications
bool handle_change (void);
void load_event_persistence (void);
virtual void save_topology (void);
TAO_Notify_ProxyConsumer * find_proxy_consumer (TAO_Notify::IdVec & id_path, size_t position);
TAO_Notify_ProxySupplier * find_proxy_supplier (TAO_Notify::IdVec & id_path, size_t position);
TAO_Notify_Object * follow_id_path (TAO_Notify::IdVec & id_path, size_t position);
virtual TAO_Notify_Object::ID get_id (void) const;
private:
/// = Data Members
/// = NotifyExt methods
virtual void destroy (void);
/// shutdown
virtual int shutdown (void);
virtual
NotifyExt::ReconnectionRegistry::ReconnectionID register_callback (
NotifyExt::ReconnectionCallback_ptr reconnection);
virtual void unregister_callback (
NotifyExt::ReconnectionRegistry::ReconnectionID id);
virtual CORBA::Boolean is_alive (void);
protected:
/// = CosNotifyChannelAdmin Methods
virtual ::CosNotifyChannelAdmin::EventChannel_ptr create_channel (
const CosNotification::QoSProperties & initial_qos,
const CosNotification::AdminProperties & initial_admin,
CosNotifyChannelAdmin::ChannelID_out id);
virtual ::CosNotifyChannelAdmin::ChannelIDSeq * get_all_channels (void);
virtual ::CosNotifyChannelAdmin::EventChannel_ptr get_event_channel (
CosNotifyChannelAdmin::ChannelID id);
private:
typedef TAO_Notify_Container_T<TAO_Notify_EventChannel> TAO_Notify_EventChannel_Container;
TAO_Notify_EventChannel_Container& ec_container();
/// Container for Event Channels.
ACE_Auto_Ptr< TAO_Notify_EventChannel_Container > ec_container_;
TAO_SYNCH_MUTEX topology_save_lock_;
CosNotifyChannelAdmin::EventChannelFactory_var channel_factory_;
/// Change-in-progress detector to avoid duplicates
short topology_save_seq_;
TAO_Notify::Topology_Factory* topology_factory_;
TAO_Notify::Reconnection_Registry reconnect_registry_;
bool loading_topology_;
Routing_Slip_Set routing_slip_restart_set_;
/// Release this object.
virtual void release (void);
ACE_Auto_Ptr <TAO_Notify_validate_client_Task> validate_client_task_;
PortableServer::POA_var poa_;
};
TAO_END_VERSIONED_NAMESPACE_DECL
#if defined(_MSC_VER)
#pragma warning(pop)
#endif /* _MSC_VER */
#include /**/ "ace/post.h"
#endif /* TAO_Notify_EVENTCHANNELFACTORY_H */
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