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// -*- C++ -*-
//=============================================================================
/**
* @file GroupInfoPublisher.h
*
* $Id$
*
* @author Huang-Ming Huang <hh1@cse.wustl.edu>
*/
//=============================================================================
#ifndef GROUPINFOPUBLISHER_H
#define GROUPINFOPUBLISHER_H
#include "orbsvcs/orbsvcs/FtRtecEventChannelAdminC.h"
#include "tao/PortableServer/PortableServerC.h"
#include "ace/Vector_T.h"
#include "ace/Singleton.h"
#include "ace/Synch.h"
#if !defined (ACE_LACKS_PRAGMA_ONCE)
# pragma once
#endif /* ACE_LACKS_PRAGMA_ONCE */
class TAO_FTEC_Become_Primary_Listener;
class GroupInfoPublisherBase
{
public:
typedef FtRtecEventChannelAdmin::EventChannelList BackupList;
struct Info {
bool primary;
CORBA::Object_var iogr;
FtRtecEventChannelAdmin::EventChannel_var successor;
BackupList backups;
};
typedef auto_ptr<Info> Info_ptr;
friend class ACE_Singleton<GroupInfoPublisherBase, ACE_SYNCH_MUTEX>;
void subscribe(TAO_FTEC_Become_Primary_Listener* listener);
void set_naming_context(CosNaming::NamingContext_var naming_context);
bool is_primary() const;
CORBA::Object_var group_reference() const;
FtRtecEventChannelAdmin::EventChannel_var successor() const;
const BackupList& backups() const;
Info_ptr setup_info(const FTRT::ManagerInfoList & info_list,
int my_position
ACE_ENV_ARG_DECL);
void update_info(Info_ptr info);
const PortableServer::ObjectId& object_id() const;
const CosNaming::Name& name() const;
void object_id(const char* oid);
void name(const char* nam);
private:
GroupInfoPublisherBase();
CosNaming::NamingContext_var naming_context_;
typedef ACE_Vector<TAO_FTEC_Become_Primary_Listener*, 2> Subscribers;
Subscribers subscribers_;
PortableServer::ObjectId object_id_;
CosNaming::Name name_;
Info_ptr info_;
};
typedef ACE_Singleton<GroupInfoPublisherBase, ACE_SYNCH_MUTEX> GroupInfoPublisher;
#endif
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