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/* -*- C++ -*- */
// $Id$
// ============================================================================
//
// = LIBRARY
// cos
//
// = FILENAME
// Storable_Naming_Context_Activator.h
//
// = AUTHOR
// Byron Harris <harris_b@ociweb.com>
//
// ============================================================================
#ifndef TAO_STORABLE_NAMING_CONTEXT_ACTIVATOR_H
#define TAO_STORABLE_NAMING_CONTEXT_ACTIVATOR_H
#include /**/ "ace/pre.h"
#include "tao/PortableServer/PortableServer.h"
#include "tao/PortableServer/ServantActivatorC.h"
#include "tao/LocalObject.h"
#if (TAO_HAS_MINIMUM_POA == 0)
#include "naming_serv_export.h"
class TAO_Naming_Service_Persistence_Factory;
/**
* A servant activator to be use with a TAO_Storable_Naming_Context.
* Permits contexts saved to disk in one naming service process to be
* "lazily" created on demand in other processes by reading the
* context file off disk only when a request to the context is made.
*/
class TAO_Naming_Serv_Export TAO_Storable_Naming_Context_Activator :
public virtual PortableServer::ServantActivator
{
public:
/**
* The constructor takes arguments needed to create a
* TAO_Storable_Naming_Context and TAO_Naming_Context on demand.
*/
TAO_Storable_Naming_Context_Activator(CORBA::ORB_ptr orb,
TAO_Naming_Service_Persistence_Factory *factory,
const ACE_TCHAR *persistence_directory,
size_t context_size);
virtual ~TAO_Storable_Naming_Context_Activator();
/**
* Create a TAO_Storable_Naming_Context and TAO_Naming_Context on
* demand if a request to a naming context CORBA reference is made
* and the servant implementing this reference does not yet exist.
*/
virtual PortableServer::Servant incarnate (const PortableServer::ObjectId &oid,
PortableServer::POA_ptr poa
ACE_ENV_ARG_DECL)
ACE_THROW_SPEC ((CORBA::SystemException,
PortableServer::ForwardRequest));
/**
* Used by the POA to delete the servant created from a call to incarnate.
*/
virtual void etherealize (const PortableServer::ObjectId &oid,
PortableServer::POA_ptr adapter,
PortableServer::Servant servant,
CORBA::Boolean cleanup_in_progress,
CORBA::Boolean remaining_activations
ACE_ENV_ARG_DECL)
ACE_THROW_SPEC ((CORBA::SystemException));
private:
CORBA::ORB_ptr orb_;
TAO_Naming_Service_Persistence_Factory *factory_;
const ACE_TCHAR *persistence_directory_;
size_t context_size_;
};
#endif /* TAO_HAS_MINIMUM_POA */
#include /**/ "ace/post.h"
#endif
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