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// -*- C++ -*-
//=============================================================================
/**
* @file ClientRequestInterceptor_Adapter.h
*
* This file an adapter class to simplify the support of
* interceptors.
*
* @author Nanbor Wang <nanbor@cs.wustl.edu>
* @author Ossama Othman <ossama@uci.edu>
* @author Kirthika Parameswaran <kirthika@cs.wustl.edu>
*/
//=============================================================================
#ifndef TAO_CLIENT_REQUEST_INTERCEPTOR_ADAPTER_H
#define TAO_CLIENT_REQUEST_INTERCEPTOR_ADAPTER_H
#include /**/ "ace/pre.h"
#include /**/ "tao/TAO_Export.h"
#include "tao/RequestInterceptor_Adapter.h"
#if !defined (ACE_LACKS_PRAGMA_ONCE)
# pragma once
#endif /* ACE_LACKS_PRAGMA_ONCE */
#include "tao/Invocation_Utils.h"
#include "tao/Basic_Types.h"
TAO_BEGIN_VERSIONED_NAMESPACE_DECL
class TAO_ClientRequestInfo;
namespace PortableInterceptor
{
class ClientRequestInterceptor;
typedef ClientRequestInterceptor *ClientRequestInterceptor_ptr;
typedef CORBA::Short ReplyStatus;
}
namespace CORBA
{
class PolicyList;
}
namespace TAO
{
class Invocation_Base;
/**
* @class ClientRequestInterceptor_Adapter
*
* @brief A convenient helper class to invoke registered client request
* interceptors
*
* This class invokes all registered interceptors at interception
* point, and enforces flow rules dictated by the Portable Interceptor
* specification/chapter.
*/
class TAO_Export ClientRequestInterceptor_Adapter
: public RequestInterceptor_Adapter
{
public:
virtual ~ClientRequestInterceptor_Adapter ();
/**
* @name PortableInterceptor Client Side Interception Points
*
* Each of these methods corresponds to a client side interception
* point. There are no "intermediate" interception points on the
* client side, only "starting" and "ending" interception points.
*
*/
//@{
/// This method implements one of the "starting" client side
/// interception points.
virtual void send_request (Invocation_Base &invocation) = 0;
/// This method implements one of the "ending" client side
/// interception point.
virtual void receive_reply (Invocation_Base &invocation) = 0;
/// This method implements one of the "ending" client side
/// interception point.
virtual void receive_exception (Invocation_Base &invocation) = 0;
/// This method implements one of the "ending" client side
/// interception point.
virtual void receive_other (Invocation_Base &invocation) = 0;
/// Register an interceptor.
virtual void add_interceptor (
PortableInterceptor::ClientRequestInterceptor_ptr interceptor) = 0;
/// Register an interceptor with policies.
virtual void add_interceptor (
PortableInterceptor::ClientRequestInterceptor_ptr interceptor,
const CORBA::PolicyList& policies) = 0;
/// Convert TAO Invocation status to a PI status
virtual PortableInterceptor::ReplyStatus pi_reply_status (
TAO::Invocation_Base const &invocation_base) = 0;
};
}
TAO_END_VERSIONED_NAMESPACE_DECL
#include /**/ "ace/post.h"
#endif /* TAO_CLIENT_REQUEST_INTERCEPTOR_ADAPTER_H */
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