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// This may look like C, but it's really -*- C++ -*-
// $Id$
// ============================================================================
//
// = LIBRARY
// DynamicInterface
//
// = FILENAME
// Dynamic_Implementation.h
//
// = DESCRIPTION
// Header file for class TAO_DynamicImplementation.
//
// = AUTHOR
// Irfan Pyarali <irfan@cs.wustl.edu>
//
// ============================================================================
#ifndef TAO_DYNAMIC_IMPLEMENTATION_H
#define TAO_DYNAMIC_IMPLEMENTATION_H
#include "ace/pre.h"
#include "tao/PortableServer/Servant_Base.h"
#if !defined (ACE_LACKS_PRAGMA_ONCE)
# pragma once
#endif /* ACE_LACKS_PRAGMA_ONCE */
#include "dynamicinterface_export.h"
class TAO_DynamicInterface_Export TAO_DynamicImplementation
: public virtual TAO_ServantBase
{
// = TITLE
// Base class for DSI.
//
// = DESCRIPTION
// It is expected that the <invoke> and <_primary_interface>
// methods will be only invoked by the POA in the context of
// serving a CORBA request. Invoking this method in other
// circumstances may lead to unpredictable results.
public:
virtual void invoke (CORBA::ServerRequest_ptr request,
CORBA_Environment &ACE_TRY_ENV =
TAO_default_environment ()) = 0;
// The invoke() method receives requests issued to any CORBA object
// incarnated by the DSI servant and performs the processing
// necessary to execute the request.
virtual CORBA::RepositoryId _primary_interface (
const PortableServer::ObjectId &oid,
PortableServer::POA_ptr poa,
CORBA_Environment &ACE_TRY_ENV =
TAO_default_environment ()
) = 0;
// The _primary_interface() method receives an ObjectId value and a
// POA_ptr as input parameters and returns a valid RepositoryId
// representing the most-derived interface for that oid.
CORBA::Object_ptr _this (CORBA_Environment &ACE_TRY_ENV =
TAO_default_environment ());
// Returns a CORBA::Object_ptr for the target object.
protected:
virtual const char *_interface_repository_id (void) const;
// Return 0. Should never be used.
virtual void *_downcast (const char *repository_id);
// Simply returns "this"
virtual TAO_Stub *_create_stub (CORBA_Environment &ACE_TRY_ENV =
TAO_default_environment ());
// This is an auxiliary method for _this() and _narrow().
virtual void _dispatch (TAO_ServerRequest &request,
void *context,
CORBA_Environment &ACE_TRY_ENV =
TAO_default_environment ());
// Turns around and calls invoke.
};
#include "ace/post.h"
#endif /* TAO_DYNAMIC_IMPLEMENTATION_H */
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