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// $Id$
// =========================================================================
//
// = LIBRARY
// orbsvcs
//
// = FILENAME
// Notify_Proxy.h
//
// = DESCRIPTION
// Template Base class for all Proxys.
//
// = AUTHOR
// Pradeep Gore <pradeep@cs.wustl.edu>
//
// ==========================================================================
#ifndef TAO_NOTIFY_PROXY_T_H
#define TAO_NOTIFY_PROXY_T_H
#include "ace/pre.h"
#include "ace/Containers_T.h"
#if !defined (ACE_LACKS_PRAGMA_ONCE)
#pragma once
#endif /* ACE_LACKS_PRAGMA_ONCE */
#include "orbsvcs/CosNotifyChannelAdminS.h"
#include "orbsvcs/CosNotificationS.h"
#include "Notify_QoSAdmin_i.h"
#include "Notify_FilterAdmin_i.h"
#include "Notify_Listeners.h"
#include "notify_export.h"
class TAO_Notify_Event_Manager;
#if defined(_MSC_VER)
#if (_MSC_VER >= 1200)
#pragma warning(push)
#endif /* _MSC_VER >= 1200 */
#pragma warning(disable:4250)
#endif /* _MSC_VER */
// @@ Pradeep: this is cool, deriving from the template type is really
// neat. I bet it is going to break something like 90% of the
// compilers, but they deserve it! ;-) ;-)
template <class SERVANT_TYPE>
class TAO_Notify_Export TAO_Notify_Proxy : public SERVANT_TYPE, virtual public TAO_Notify_UpdateListener, public PortableServer::RefCountServantBase
{
// = TITLE
// TAO_Notify_Proxy
//
// = DESCRIPTION
// The is a base class for all proxys , templatized by the servant
// type. All the Filter Admin and QoS Admin interface methods are
// implemented here by delegating to the admin implementations.
//
public:
TAO_Notify_Proxy (void);
// Constructor
virtual ~TAO_Notify_Proxy (void);
// Destructor
// = TAO_Notify_RefCounted methods
CORBA::ULong _incr_refcnt (void);
CORBA::ULong _decr_refcnt (void);
// Increment and decrement the reference count.
// = The Servant methods
virtual void _add_ref (CORBA_Environment &ACE_TRY_ENV);
virtual void _remove_ref (CORBA_Environment &ACE_TRY_ENV);
// = Notify_Update_Listener methods
virtual void dispatch_update (TAO_Notify_EventType_List& added_list, TAO_Notify_EventType_List& removed_list, CORBA::Environment &ACE_TRY_ENV);
virtual CosNotifyChannelAdmin::ProxyType MyType (
CORBA::Environment &ACE_TRY_ENV
)
ACE_THROW_SPEC ((
CORBA::SystemException
));
virtual void validate_event_qos (
const CosNotification::QoSProperties & required_qos,
CosNotification::NamedPropertyRangeSeq_out available_qos,
CORBA::Environment &ACE_TRY_ENV
)
ACE_THROW_SPEC ((
CORBA::SystemException,
CosNotification::UnsupportedQoS
));
virtual CosNotification::QoSProperties * get_qos (
CORBA::Environment &ACE_TRY_ENV
)
ACE_THROW_SPEC ((
CORBA::SystemException
));
virtual void set_qos (
const CosNotification::QoSProperties & qos,
CORBA::Environment &ACE_TRY_ENV
)
ACE_THROW_SPEC ((
CORBA::SystemException,
CosNotification::UnsupportedQoS
));
virtual void validate_qos (
const CosNotification::QoSProperties & required_qos,
CosNotification::NamedPropertyRangeSeq_out available_qos,
CORBA::Environment &ACE_TRY_ENV
)
ACE_THROW_SPEC ((
CORBA::SystemException,
CosNotification::UnsupportedQoS
));
virtual CosNotifyFilter::FilterID add_filter (
CosNotifyFilter::Filter_ptr new_filter,
CORBA::Environment &ACE_TRY_ENV
)
ACE_THROW_SPEC ((
CORBA::SystemException
));
virtual void remove_filter (
CosNotifyFilter::FilterID filter,
CORBA::Environment &ACE_TRY_ENV
)
ACE_THROW_SPEC ((
CORBA::SystemException,
CosNotifyFilter::FilterNotFound
));
virtual CosNotifyFilter::Filter_ptr get_filter (
CosNotifyFilter::FilterID filter,
CORBA::Environment &ACE_TRY_ENV
)
ACE_THROW_SPEC ((
CORBA::SystemException,
CosNotifyFilter::FilterNotFound
));
virtual CosNotifyFilter::FilterIDSeq * get_all_filters (
CORBA::Environment &ACE_TRY_ENV
)
ACE_THROW_SPEC ((
CORBA::SystemException
));
virtual void remove_all_filters (
CORBA::Environment &ACE_TRY_ENV
)
ACE_THROW_SPEC ((
CORBA::SystemException
));
protected:
virtual void dispatch_update_i (CosNotification::EventTypeSeq added, CosNotification::EventTypeSeq removed, CORBA::Environment &ACE_TRY_ENV) = 0;
// Derived types should implement this to deliver the update.
// = Data members
ACE_Lock* lock_;
// The locking strategy.
CORBA::ULong refcount_;
// The reference count.
CosNotifyChannelAdmin::ProxyType proxy_type_;
// What type are we?
TAO_Notify_Event_Manager* event_manager_;
// Our event manager.
CORBA::Boolean is_connected_;
// True if we are connected to a consumer.
CORBA::Boolean updates_on_;
// True by default, for subscription/publication updates.
TAO_Notify_QoSAdmin_i qos_admin_;
// Handle QoS admin methods.
TAO_Notify_FilterAdmin_i filter_admin_;
// Handles the Filter admin methods.
CosNotifyChannelAdmin::ProxyID proxy_id_;
// The ID assigned to this Proxy.
};
#if defined (ACE_TEMPLATES_REQUIRE_SOURCE)
#include "Notify_Proxy_T.cpp"
#endif /* ACE_TEMPLATES_REQUIRE_SOURCE */
#if defined (ACE_TEMPLATES_REQUIRE_PRAGMA)
#pragma implementation ("Notify_Proxy_T.cpp")
#endif /* ACE_TEMPLATES_REQUIRE_PRAGMA */
#if defined(_MSC_VER) && (_MSC_VER >= 1200)
#pragma warning(pop)
#endif /* _MSC_VER */
#include "ace/post.h"
#endif /* TAO_NOTIFY_PROXY_T_H */
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