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// -*- C++ -*-
/**
* @file EC_SupplierControl.h
*
* $Id$
*
* @author Carlos O'Ryan (coryan@cs.wustl.edu)
*
* Based on previous work by Tim Harrison (harrison@cs.wustl.edu) and
* other members of the DOC group. More details can be found in:
*
* http://doc.ece.uci.edu/~coryan/EC/index.html
*/
#ifndef TAO_EC_SUPPLIERCONTROL_H
#define TAO_EC_SUPPLIERCONTROL_H
#include /**/ "ace/pre.h"
#include "ace/CORBA_macros.h"
#if !defined (ACE_LACKS_PRAGMA_ONCE)
# pragma once
#endif /* ACE_LACKS_PRAGMA_ONCE */
#include /**/ "orbsvcs/Event/event_serv_export.h"
#include "tao/Versioned_Namespace.h"
TAO_BEGIN_VERSIONED_NAMESPACE_DECL
class TAO_EC_ProxyPushConsumer;
namespace CORBA
{
class Environment;
class SystemException;
}
/**
* @class TAO_EC_SupplierControl
*
* @brief SupplierControl
*
* Defines the interface for the supplier control strategy.
* This strategy handles misbehaving or failing suppliers.
*/
class TAO_RTEvent_Serv_Export TAO_EC_SupplierControl
{
public:
/// Constructor.
TAO_EC_SupplierControl (void);
/// Destructor.
virtual ~TAO_EC_SupplierControl (void);
/// Activate any internal threads or timers used to poll the state of
/// the suppliers
virtual int activate (void);
virtual int shutdown (void);
/**
* Invoked by helper classes when they detect that a supplier does
* not exists (i.e. _non_existent() returns true and/or the
* CORBA::OBJECT_NOT_EXIST exception has been raised).
*/
virtual void supplier_not_exist (TAO_EC_ProxyPushConsumer *proxy);
/// Some system exception was raised while trying to contact the
/// supplier
virtual void system_exception (TAO_EC_ProxyPushConsumer * proxy,
CORBA::SystemException &);
};
TAO_END_VERSIONED_NAMESPACE_DECL
#include /**/ "ace/post.h"
#endif /* TAO_EC_SUPPLIERCONTROL_H */
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