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// -*- C++ -*-
//=============================================================================
/**
* @file Collocated_Invocation.h
*
* @author Balachandran Natarajan <bala@dre.vanderbilt.edu>
*/
//=============================================================================
#ifndef TAO_COLLOCATED_INVOCATION_H
#define TAO_COLLOCATED_INVOCATION_H
#include /**/ "ace/pre.h"
#include /**/ "tao/TAO_Export.h"
#if !defined (ACE_LACKS_PRAGMA_ONCE)
# pragma once
#endif /* ACE_LACKS_PRAGMA_ONCE */
#include "tao/Collocation_Strategy.h"
#include "tao/Invocation_Base.h"
#include "tao/Exception.h"
TAO_BEGIN_VERSIONED_NAMESPACE_DECL
class TAO_Operation_Details;
class TAO_Stub;
namespace TAO
{
class Profile_Transport_Resolver;
class Argument;
class Collocation_Proxy_Broker;
/**
* @class Collocated_Invocation
*
* @brief Class for Collocated invocations
*
* @note Reliable oneways are not handled properly including use of
* interceptors. This class should technically serve as the base
* for all invocation types. But now, this is the only class that
* handles collocated invocations and that too in a brain dead way.
*/
class TAO_Export Collocated_Invocation : public Invocation_Base
{
public:
/// Constructor used by TAO::Invocation_Adapter
/**
* @param t The target on which invocation first started.
*
* @param et The effective target in which this invocation is now
* flowing
*
* @param stub Stub for effective target @a et
*
* @param detail operation details of the invocation including
* the service context list
*
* @param response_expected flag to indicate whether the
* operation encapsulated by @a detail returns a response or not.
*/
Collocated_Invocation (CORBA::Object_ptr t,
CORBA::Object_ptr et,
TAO_Stub *stub,
TAO_Operation_Details &detail,
bool response_expected = true);
/// Invocation on the collocated object mediated through this
/// class.
/**
* Practically this method is a place holder to do the
* following
* - Call the start and end interception points on the client
* side.
*
* - Handle location forwards that could be thrown by the
* servant.
*
*/
Invocation_Status invoke (Collocation_Strategy strat);
private:
// Disallow default construction.
Collocated_Invocation (void);
};
}
TAO_END_VERSIONED_NAMESPACE_DECL
#include /**/ "ace/post.h"
#endif /*TAO_COLLOCATED_INVOCATION_H*/
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