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/* -*- C++ -*- */
//=============================================================================
/**
* @file FT_FaultConsumer.h
*
* This file is part of TAO's implementation of Fault Tolerant CORBA.
*
* @author Steve Totten <totten_s@ociweb.com>
*/
//=============================================================================
#ifndef FT_FAULT_CONSUMER_H_
#define FT_FAULT_CONSUMER_H_
#include /**/ "ace/pre.h"
#include <ace/ACE.h>
#if !defined (ACE_LACKS_PRAGMA_ONCE)
#pragma once
#endif /* ACE_LACKS_PRAGMA_ONCE */
#include "orbsvcs/CosNotifyCommS.h"
#include "orbsvcs/FT_NotifierC.h"
#include "FT_ReplicationManagerLib_export.h"
TAO_BEGIN_VERSIONED_NAMESPACE_DECL
namespace TAO
{
///////////////////////
// Forward declarations
class FT_FaultAnalyzer;
/**
* Implement the CosNotifyComm::StructuredPushConsumer interface.
*
*/
class TAO_ReplicationManagerLib_Export FT_FaultConsumer
: public virtual POA_CosNotifyComm::StructuredPushConsumer
{
//////////////////////
// non-CORBA interface
public:
/**
* Default constructor.
*/
FT_FaultConsumer ();
/**
* Destructor.
*/
virtual ~FT_FaultConsumer ();
/**
* Connect to the FT::FaultNotifier.
* Note: We make the following assumptions about what the
* application will do:
* - Create an instance of this consumer class.
* - Obtain the object reference of the FaultNotifier to which this
* consumer should connect.
* - Call this init() method, passing it the POA with which we
* have been activated, the FaultNotifier, and ReplicationManager
* object references.
*/
int init (
PortableServer::POA_ptr poa,
FT::FaultNotifier_ptr fault_notifier,
TAO::FT_FaultAnalyzer * fault_analyzer);
/**
* Clean house for process shut down.
* - Disconnect from FT::FaultNotifier.
* - Deactivate from the POA.
*/
int fini (void);
/**
* Accessor for a duplicate of this consumer's object reference.
*/
CosNotifyComm::StructuredPushConsumer_ptr consumer_ref ();
//@@ For testing purposes only, will be removed later.
/**
* Accessor for the number of notifications we have received.
*/
size_t notifications () const;
public:
/**
* @name POA_CosNotifyComm::StructuredPushConsumer Methods
*
* Methods required by the POA_CosNotifyComm::StructuredPushConsumer
* interface.
*/
//@{
////////////////
// CORBA methods
virtual void push_structured_event (
const CosNotification::StructuredEvent ¬ification);
virtual void offer_change (
const CosNotification::EventTypeSeq & added,
const CosNotification::EventTypeSeq & removed);
virtual void disconnect_structured_push_consumer ();
//@}
////////////////////
// Forbidden methods
private:
/// Copy constructor.
FT_FaultConsumer (const FT_FaultConsumer & rhs);
/// Assignment operator.
FT_FaultConsumer & operator = (const FT_FaultConsumer & rhs);
///////////////
// Data Members
private:
/// The POA with which we are activated.
PortableServer::POA_var poa_;
/// The ObjectId from our activation in the POA.
PortableServer::ObjectId_var object_id_;
/// The FaultNotifier's object reference.
FT::FaultNotifier_var fault_notifier_;
/// Application-specific Fault Analyzer.
TAO::FT_FaultAnalyzer * fault_analyzer_;
/// ConsumerId assigned by the notifier.
FT::FaultNotifier::ConsumerId consumer_id_;
/// Our consumer object reference.
CosNotifyComm::StructuredPushConsumer_var consumer_ref_;
///TODO: Remove this later, it is just for testing.
// Keep track of how many notifications we have received.
size_t notifications_;
};
} // namespace TAO
TAO_END_VERSIONED_NAMESPACE_DECL
#include /**/ "ace/post.h"
#endif /* FT_FAULT_CONSUMER_H_ */
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