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// -*- C++ -*-
//=============================================================================
/**
* @file Remote_Invocation.h
*
* $Id$
*
*
* @author Balachandran Natarajan <bala@dre.vanderbilt.edu>
*/
//=============================================================================
#ifndef TAO_REMOTE_INVOCATION_H
#define TAO_REMOTE_INVOCATION_H
#include /**/ "ace/pre.h"
#include "ace/CORBA_macros.h"
#if !defined (ACE_LACKS_PRAGMA_ONCE)
# pragma once
#endif /* ACE_LACKS_PRAGMA_ONCE */
#include "tao/Invocation_Base.h"
TAO_BEGIN_VERSIONED_NAMESPACE_DECL
class TAO_Operation_Details;
class TAO_Target_Specification;
class TAO_OutputCDR;
namespace CORBA
{
class Environment;
}
namespace TAO
{
class Profile_Transport_Resolver;
class Argument;
/**
* @class Remote_Invocation
*
* @brief Base class for remote invocations.
*
* This class encapulates some of the common functionalities used by
* synchronous, asynchronous, DII and DSI invocations.
*
*/
class TAO_Export Remote_Invocation : public Invocation_Base
{
public:
/**
* @param otarget The original target on which this invocation
* was started. This is there to be passed up to its parent
* class.
*
* @param resolver The profile and transport holder.
*
* @param detail Pperation details of the invocation on the target
*
* @param response_expected Flag to indicate whether the
* operation encapsulated by @a op returns a response or not.
*/
Remote_Invocation (CORBA::Object_ptr otarget,
Profile_Transport_Resolver &resolver,
TAO_Operation_Details &detail,
bool response_expected);
protected:
/// Initialize the @a spec.
void init_target_spec (TAO_Target_Specification &spec
ACE_ENV_ARG_DECL);
/// Write the GIOP header into the stream.
void write_header (TAO_Target_Specification &spec,
TAO_OutputCDR &out_stream
ACE_ENV_ARG_DECL);
/// Marshal the arguments into the stream.
void marshal_data (TAO_OutputCDR &cdr
ACE_ENV_ARG_DECL);
/// Write the message onto the socket
Invocation_Status send_message (TAO_OutputCDR &cdr,
short message_semantics,
ACE_Time_Value *max_wait_time
ACE_ENV_ARG_DECL);
protected:
/// Our resolver
Profile_Transport_Resolver &resolver_;
};
}
TAO_END_VERSIONED_NAMESPACE_DECL
#include /**/ "ace/post.h"
#endif /*TAO_REMOTE_INVOCATION_H*/
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